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Top JavaScript Developers

JavaScript powers everything from interactive websites to complex enterprise applications. Partnering with an experienced JavaScript development agency ensures your product is fast, secure, and ready to scale. Clutch makes it easy to find trusted providers by publishing in-depth, verified client reviews and transparent performance data. Use our filters to sort agencies by budget, location, framework expertise, and more. Looking for regional specialists? Browse firms in the United States, United Kingdom, or Canada to compare portfolios and pricing in your market. Start exploring today and shortlist partners that align with your goals.
Ratings Updated: September 19, 2026
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22,371 Companies

Programming & Scripting: JavaScript

List of the Top JavaScript Development Companies

  • Cristian D. Moreno - Kyonax Logotype

    Not yet reviewed

    $1,000+
    $25 - $49 / hr
    Freelancer
    Villavicencio, Colombia

    Services provided

    40% Web Development
    20% Custom Software Development
    15% AI Development +2
    15% E-Commerce Development
    10% API Development

    Focus Areas

    30% JavaScript
    30% Python
    30% Typescript +1
    10% Other programming & scripting languages

    Website development company Cristian D. Moreno - Kyonax was established in 2018. The team offers Web Development and Custom Software Development and is headquartered in Villavicencio, Colombia.

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  • Astrix.kz Logotype

    Not yet reviewed

    $5,000+
    $50 - $99 / hr
    50 - 249
    Almaty, Kazakhstan

    Services provided

    25% Web Development
    20% Advertising
    20% Search Engine Optimization +3
    15% Mobile App Development
    10% CRM Consulting and SI
    10% Custom Software Development

    Focus Areas

    10% JavaScript
    15% AJAX
    15% Ember.js +5
    15% Objective C
    15% Redux
    10% Kotlin
    10% Other programming & scripting languages
    10% SQL

    Astrix.kz is a website development firm. Their midsize team is in Almaty, Kazakhstan. Their services include Web Development and Search Engine Optimization.

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  • Web Magic Studio LLC Logotype

    Not yet reviewed

    $5,000+
    $100 - $149 / hr
    Freelancer
    Adams, WI

    Services provided

    45% Web Development
    45% Web Design
    10% Custom Software Development

    Focus Areas

    25% JavaScript
    50% PHP
    25% HTML5

    Web Magic Studio LLC, a web design agency, was founded in 2017. The team provides Web Design and Web Development and is located in Adams, Wisconsin.

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  • Anahat Design Logotype

    Anahat Design

    Not yet reviewed

    Undisclosed
    < $25 / hr
    2 - 9

    Services provided

    15% Web Development
    30% UX/UI Design
    20% Product Design +3
    15% Mobile App Development
    10% Low/No Code Development
    10% Web Design

    Focus Areas

    20% JavaScript
    20% ASP.NET
    20% Kotlin +2
    20% SQL
    20% Swift

    Anahat Design is an UX design company established in 2024. The small team provides UX/UI Design and Product Design.

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  • Mozon Technologies Logotype

    Not yet reviewed

    $1,000+
    $100 - $149 / hr
    10 - 49
    Amman, Jordan

    Services provided

    10% Web Development
    20% Custom Software Development
    20% ERP Consulting and SI +5
    10% Business Consulting
    10% IT Managed Services
    10% IT Strategy Consulting
    10% Mobile App Development
    10% Unified Communications Consulting & SI

    Focus Areas

    20% JavaScript
    20% ASP.NET
    20% C# +2
    20% Python
    20% Visual Basic

    Mozon Technologies is an ERP consulting and SI company. Established in 2002, the team specializes in ERP consulting and SI and Custom Software Development.

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  • Innovint Digital Logotype

    Not yet reviewed

    $1,000+
    < $25 / hr
    2 - 9
    Ahmedabad, India

    Services provided

    20% Web Development
    20% DevOps Managed Services
    20% E-Commerce Development +2
    20% UX/UI Design
    20% Web Design

    Focus Areas

    10% JavaScript
    20% Python
    15% Other programming & scripting languages +5
    15% PHP
    10% ASP.NET
    10% HTML5
    10% Typescript
    10% jquery

    Innovint Digital is a web design agency. They were established in 2024 and provide Web Design and UX/UI Design.

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  • Elite Web Design Logotype

    Not yet reviewed

    Undisclosed
    < $25 / hr
    2 - 9
    Rawalpindi, Pakistan

    Services provided

    10% Web Development
    35% Web Design
    30% Search Engine Optimization +2
    15% E-Commerce Development
    10% Low/No Code Development

    Focus Areas

    20% JavaScript
    20% Java
    20% PHP +2
    20% SQL
    20% Visual Basic

    Wordpress Designer is an SEO agency specializing in enhancing website visibility, organic traffic, and technical optimization. Reviews highlight their transparency, effective project management, and solid technical support, with 100% of feedback being positive and mentioning impressive reporting and responsiveness.

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  • iCynta Solutions Logotype

    iCynta Solutions

    Not yet reviewed

    Undisclosed
    Undisclosed
    10 - 49

    Services provided

    25% Web Development
    25% Custom Software Development
    25% Mobile App Development +2
    15% Search Engine Optimization
    10% Branding

    Focus Areas

    10% JavaScript
    50% PHP
    20% jquery +2
    10% HTML5
    10% Python

    ICynta Solutions is a software development company. They focus on Custom Software Development and Web Development and were founded in 2017. The agency is located in Thiruvalla, India.

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  • webOptiQ Logotype

    webOptiQ

    Not yet reviewed

    $1,000+
    $25 - $49 / hr
    10 - 49

    Services provided

    10% Web Development
    10% E-Commerce Development
    10% Pay Per Click +15
    10% Search Engine Optimization
    10% UX/UI Design
    10% Web Design
    9% Conversion Optimization
    7% Social Media Marketing
    5% Ecommerce Marketing
    3% Advertising
    2% Affiliate Marketing
    2% Branding
    2% Content Marketing
    2% Digital Strategy
    2% Email Marketing
    2% Market Research
    2% Marketing Strategy
    2% Mobile & App Marketing

    Focus Areas

    10% JavaScript
    20% PHP
    10% AJAX +6
    10% HTML5
    10% Other programming & scripting languages
    10% SQL
    10% Typescript
    10% XML
    10% jquery

    WebOptiQ is a SEO services firm. The Moncks Corner, South Carolina-based agency was launched in 2016. Their team specializes in Search Engine Optimization and Pay Per Click.

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  • Intense Health Logotype

    Not yet reviewed

    Undisclosed
    $25 - $49 / hr
    10 - 49
    El Campello, Spain

    Services provided

    25% Web Development
    25% Custom Software Development
    25% Mobile App Development +5
    5% AI Development
    5% API Development
    5% Cloud Consulting & SI
    5% IoT Development
    5% Wearable App Development

    Focus Areas

    10% JavaScript
    10% C#
    10% C++ +7
    10% Java
    10% Objective C
    10% PHP
    10% Python
    10% Ruby
    10% SQL
    10% Swift

    Intense Health is a custom software development firm in El Campello, Spain and Warszawa, Poland. Their services include Custom Software Development and Web Development.

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  • Avalon Team Logotype

    Avalon Team

    Not yet reviewed

    $5,000+
    $100 - $149 / hr
    2 - 9

    Services provided

    10% Web Development
    35% Custom Software Development
    15% IT Strategy Consulting +5
    10% API Development
    10% AR/VR Development
    10% Mobile App Development
    5% IT Staff Augmentation
    5% Microservices Architecture Services

    Focus Areas

    10% JavaScript
    25% ASP.NET
    25% C# +4
    20% SQL
    8% Swift
    7% Kotlin
    5% Typescript

    Custom software development company Avalon Team was founded in 2015. The firm offers Custom Software Development and IT strategy consulting, and is small.

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  • Digital Agency - Timag.EU - Quality Production and Marketing site Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    2 - 9
    Plovdiv, Bulgaria

    Services provided

    15% Web Development
    25% Search Engine Optimization
    25% Social Media Marketing +2
    25% Web Design
    10% AR/VR Development

    Focus Areas

    33% JavaScript
    34% AJAX
    33% Other programming & scripting languages

    Digital Agency - Timag.EU - Quality Production and Marketing site is a SEO company. They were founded in 2017 and focus on Search Engine Optimization and Social Media Marketing.

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  • Batin Studio Logotype

    Batin Studio

    Not yet reviewed

    $1,000+
    $50 - $99 / hr
    2 - 9

    Services provided

    25% Web Development
    35% UX/UI Design
    30% Web Design +1
    10% Branding

    Focus Areas

    23% JavaScript
    20% Redux
    19% HTML5 +3
    15% AJAX
    12% Rust
    11% Typescript

    Founded in 2021, Batin Studio is an UX agency. In Singra, Bangladesh, the team offers UX/UI Design and Web Design.

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  • Hoarway Technology Logotype

    Hoarway Technology

    Not yet reviewed

    Undisclosed
    < $25 / hr
    2 - 9

    Services provided

    10% Web Development
    10% Custom Software Development
    10% E-Commerce Development +10
    10% Mobile App Development
    10% Pay Per Click
    10% Search Engine Optimization
    10% Social Media Marketing
    5% Content Marketing
    5% Digital Strategy
    5% Email Marketing
    5% Mobile & App Marketing
    5% UX/UI Design
    5% Web Design

    Focus Areas

    15% JavaScript
    15% HTML5
    15% Java +4
    15% Kotlin
    15% PHP
    15% Python
    10% C#

    Hoarway Technology is a social media marketing firm. Their small team is in Mumbai, India. Their services include Social Media Marketing and Search Engine Optimization.

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  • Hertfordshire Web Design Logotype

    Hertfordshire Web Design

    Not yet reviewed

    $1,000+
    $50 - $99 / hr
    2 - 9

    Services provided

    15% Web Development
    45% Web Design
    15% Branding +2
    15% Ecommerce Marketing
    10% Search Engine Optimization

    Focus Areas

    10% JavaScript
    40% HTML5
    40% PHP +1
    10% jquery

    Hertfordshire Web Design is a web design company launched in 2018. The firm specializes in Web Design and Branding.

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  • Happy Software Logotype

    Not yet reviewed

    $5,000+
    $50 - $99 / hr
    10 - 49
    Heroica Puebla de Zaragoza, Mexico

    Services provided

    16% Web Development
    25% E-Commerce Development
    15% Custom Software Development +7
    10% API Development
    10% Low/No Code Development
    10% Mobile App Development
    5% Business Consulting
    5% Microservices Architecture Services
    2% AI Consulting
    2% Generative AI

    Focus Areas

    25% JavaScript
    30% Typescript
    15% AJAX +2
    15% Redux
    15% SQL

    Happy Software is a small software development company founded in 2022. Their team specializes in Custom Software Development and E-Commerce Development.

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  • IQovate Labs Logotype

    Not yet reviewed

    $1,000+
    $25 - $49 / hr
    10 - 49
    Ahmedabad, India

    Services provided

    30% Web Development
    20% IT Strategy Consulting
    20% Mobile App Development +3
    10% API Development
    10% AR/VR Development
    10% Custom Software Development

    Focus Areas

    11% JavaScript
    17% ASP.NET
    17% Redux +5
    11% HTML5
    11% Java
    11% PHP
    11% SQL
    11% Typescript

    IQovate Labs is a web development firm. They provide Web Development and IT strategy consulting and were established in 2012. The company is in Ahmedabad, India and Dubai, United Arab Emirates.

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  • Desai Software Logotype

    Not yet reviewed

    Undisclosed
    $25 - $49 / hr
    10 - 49
    Surat, India

    Services provided

    30% Web Development
    25% Mobile App Development
    15% API Development +3
    10% AR/VR Development
    10% Custom Software Development
    10% E-Commerce Development

    Focus Areas

    11% JavaScript
    12% AJAX
    11% ASP +6
    11% ASP.NET
    11% C#
    11% HTML5
    11% SQL
    11% Typescript
    11% Visual Basic

    Desai Software is a website development company based in Surat, India. Established in 2008, the team provides Web Development and Mobile App Development.

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  • K P Enterprises Logotype

    Not yet reviewed

    $1,000+
    $25 - $49 / hr
    2 - 9
    Charlottetown, Canada

    Services provided

    10% Web Development
    30% IT Strategy Consulting
    20% Cloud Consulting & SI +2
    20% IT Managed Services
    20% UX/UI Design

    Focus Areas

    10% JavaScript
    20% HTML5
    20% PHP +3
    20% Ruby
    20% SQL
    10% Java

    Established in 2021, K P Enterprises is an IT strategy consulting company. The team offers IT strategy consulting and UX/UI Design.

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    More responsive than most other service providers

    K P Enterprises is very responsive

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    $599 Starter. $1,299 Small to Medium. $2,099 Enterprise.

    Wordpress Package

    At K P Enterprise, we offer a comprehensive WordPress development package tailored to enhance your online presence. Our services include consultation, custom design, responsive development, SEO optimization, security measures, training, and ongoing support. With our expertise, your website will align with your brand identity and business goals.
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  • Zeplinix Technologies Logotype

    Zeplinix Technologies

    Not yet reviewed

    Undisclosed
    Undisclosed
    10 - 49

    Services provided

    20% Web Development
    20% Cloud Consulting & SI
    20% Custom Software Development +2
    20% Graphic Design
    20% Mobile App Development

    Focus Areas

    20% JavaScript
    25% Python
    20% PHP +2
    20% SQL
    15% Visual Basic

    Graphic design agency Zeplinix Technologies is in Pune, India. They focus on Graphic Design and cloud consulting & SI.

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  • Rewa Soft Logotype

    Rewa Soft

    Not yet reviewed

    $1,000+
    Undisclosed
    10 - 49

    Services provided

    10% Web Development
    20% Branding
    20% Mobile App Development +4
    20% Search Engine Optimization
    10% Content Marketing
    10% Logo
    10% Low/No Code Development

    Focus Areas

    15% JavaScript
    15% AJAX
    15% PHP +4
    15% Python
    15% SQL
    15% Typescript
    10% Other programming & scripting languages

    Rewa Soft is a branding firm. The team is located in Kathmandu, Nepal, and their services include Branding and Search Engine Optimization.

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  • Codesolvix Logotype

    Codesolvix

    4.5 1 review
    $10,000+
    $25 - $49 / hr
    2 - 9

    Services provided

    20% Web Development
    20% Custom Software Development
    20% Mobile App Development +2
    20% UX/UI Design
    20% Web Design

    Focus Areas

    20% JavaScript
    20% HTML5
    20% PHP +3
    20% jquery
    15% Typescript
    5% SQL

    Codesolvix offers design services, specializing in the creation of visually appealing and responsive email templates. The reviews indicate that the company delivers high-quality work with effective project management, resulting in increased engagement metrics for clients. Feedback highlights their attention to detail and responsiveness, although some suggest more frequent progress updates could enhance their service further.

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  • iSmart Web Service Logotype

    iSmart Web Service

    Not yet reviewed

    $1,000+
    $100 - $149 / hr
    2 - 9

    Services provided

    20% Web Development
    30% E-Commerce Development
    20% Custom Software Development +2
    20% Web Design
    10% Low/No Code Development

    Focus Areas

    20% JavaScript
    60% PHP
    10% HTML5 +1
    10% jquery

    ISmart Web Service is a web design company. Based in Kolaghat, India and Bagnan, India, the team provides Web Design and E-Commerce Development.

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  • Casfus Technologies Logotype

    Casfus Technologies

    Not yet reviewed

    Undisclosed
    < $25 / hr
    2 - 9

    Services provided

    25% Web Development
    25% Mobile App Development
    20% Custom Software Development +3
    10% Graphic Design
    10% Social Media Marketing
    10% UX/UI Design

    Focus Areas

    15% JavaScript
    25% PHP
    25% SQL +3
    15% AJAX
    10% HTML5
    10% jquery

    In Barasat, Kolkata, India, Casfus Technologies is a web development company. They offer Web Development and Mobile App Development.

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  • Tuyu Studio Logotype

    Tuyu Studio

    Not yet reviewed

    Undisclosed
    < $25 / hr
    2 - 9

    Services provided

    10% Web Development
    50% UX/UI Design
    30% Web Design +1
    10% Custom Software Development

    Focus Areas

    30% JavaScript
    30% Python
    30% jquery +1
    10% Visual Basic

    Tuyu Studio is a small Kathmandu, Nepal-based UX company. The team specializes in UX/UI Design and Web Design.

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  • GraphicWare Logotype

    GraphicWare

    Not yet reviewed

    Undisclosed
    Undisclosed
    2 - 9

    Services provided

    20% Web Development
    20% E-Commerce Development
    20% Graphic Design +2
    20% Logo
    20% Web Design

    Focus Areas

    20% JavaScript
    50% HTML5
    30% Other programming & scripting languages

    GraphicWare is a small web design agency founded in 2024. Their team focuses on Web Design and Graphic Design.

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  • Bitmaster Logotype

    Bitmaster

    Not yet reviewed

    $1,000+
    $50 - $99 / hr
    2 - 9

    Services provided

    20% Web Development
    20% Custom Software Development
    20% E-Commerce Development +2
    20% IT Strategy Consulting
    20% Mobile App Development

    Focus Areas

    20% JavaScript
    20% ASP.NET
    20% C# +2
    20% PHP
    20% Typescript

    Bitmaster, an IT strategy consulting company, is headquartered in Toronto, Canada. Founded in 2024, the team provides IT strategy consulting and Custom Software Development.

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  • Ilham Musyafa Logotype

    Not yet reviewed

    $1,000+
    $25 - $49 / hr
    2 - 9
    Yogyakarta, Indonesia

    Services provided

    20% Web Development
    20% Digital Strategy
    20% Pay Per Click +2
    20% Search Engine Optimization
    20% Web Design

    Focus Areas

    20% JavaScript
    70% PHP
    10% Java

    Ilham Musyafa is a Digital Strategy company established in 2022. In Yogyakarta, Indonesia, the team specializes in Digital Strategy and Search Engine Optimization.

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  • Digiblankcanvas Logotype

    Digiblankcanvas

    Not yet reviewed

    $5,000+
    $25 - $49 / hr
    2 - 9

    Services provided

    20% Web Development
    20% AI Development
    20% API Development +2
    20% Custom Software Development
    20% Mobile App Development

    Focus Areas

    20% JavaScript
    20% Java
    20% Kotlin +2
    20% Python
    20% SQL

    Digiblankcanvas is a software development company. Established in 2020, the firm is based in New Delhi, India. Their team offers Custom Software Development and Web Development.

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  • Vision Marketing & Solutions Logotype

    Vision Marketing & Solutions

    Not yet reviewed

    $1,000+
    $25 - $49 / hr
    2 - 9

    Services provided

    20% Web Development
    20% Custom Software Development
    20% IT Managed Services +2
    20% UX/UI Design
    20% Web Design

    Focus Areas

    20% JavaScript
    20% PHP
    20% Python +2
    20% SQL
    20% Visual Basic

    Vision Marketing & Solutions, a small web design agency, is in Tiranë, Albania. The team offers Web Design and UX/UI Design.

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  • MinimalX Logotype

    MinimalX

    Not yet reviewed

    $1,000+
    < $25 / hr
    2 - 9

    Services provided

    20% Web Development
    20% Custom Software Development
    20% Mobile App Development +2
    20% Search Engine Optimization
    20% UX/UI Design

    Focus Areas

    20% JavaScript
    30% Typescript
    10% HTML5 +4
    10% Other programming & scripting languages
    10% Python
    10% Redux
    10% SQL

    SEO company MinimalX was launched in 2025. The team provides Search Engine Optimization and UX/UI Design and is in Delhi, India.

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  • Trail Mix Creative LLC Logotype

    Not yet reviewed

    $1,000+
    $100 - $149 / hr
    2 - 9
    Jacksonville, FL

    Services provided

    20% Web Development
    25% Web Design
    15% Advertising +3
    15% Branding
    15% Social Media Marketing
    10% AI Development

    Focus Areas

    20% JavaScript
    45% PHP
    20% AJAX +1
    15% XML

    Trail Mix Creative LLC, a web design agency, is headquartered in Jacksonville, Florida. They offer Web Design and Web Development.

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  • LLC "Consedge Tech" Logotype

    LLC "Consedge Tech"

    Not yet reviewed

    $1,000+
    $50 - $99 / hr
    10 - 49

    Services provided

    15% Web Development
    50% Custom Software Development
    20% Other Application Development +1
    15% API Development

    Focus Areas

    15% JavaScript
    50% C#
    25% ASP.NET +1
    10% HTML5

    LLC "Consedge Tech" is a software development firm. They are based in Dover, Delaware, and their services include Custom Software Development and Other Application Development.

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  • Tewos Technology Logotype

    Tewos Technology

    5.0 1 review
    $1,000+
    $25 - $49 / hr
    50 - 249

    Services provided

    15% Web Development
    50% Custom Software Development
    15% Mobile App Development +2
    10% Cybersecurity
    10% IT Strategy Consulting

    Focus Areas

    10% JavaScript
    20% PHP
    10% C# +6
    10% C++
    10% HTML5
    10% Java
    10% Other programming & scripting languages
    10% Python
    10% SQL

    Tewos BPO is a tech-driven outsourcing company that empowers businesses to scale smarter through reliable, human-centered services. Based in Ethiopia, we integrate scalable software development with

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  • Bytes & Bayes Logotype

    Not yet reviewed

    $10,000+
    $200 - $300 / hr
    2 - 9
    Evesham, NJ

    Services provided

    20% Web Development
    35% AI Consulting
    25% Generative AI +1
    20% Custom Software Development

    Focus Areas

    20% JavaScript
    20% Java
    20% Python +2
    20% SQL
    20% Typescript

    Established in 2024, Bytes & Bayes is a small AI Consulting company. Their services include AI Consulting and Generative AI.

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  • Infitech Logotype

    Not yet reviewed

    $10,000+
    $50 - $99 / hr
    2 - 9
    Prague, Czech Republic

    Services provided

    20% Web Development
    20% E-Commerce Development
    20% Enterprise App Modernization +3
    20% Mobile App Development
    10% Custom Software Development
    10% Low/No Code Development

    Focus Areas

    20% JavaScript
    30% PHP
    20% Go +2
    20% XML
    10% Java

    Infitech is a custom software development company. In Prague, Czech Republic, the firm was founded in 2022. Their services include Custom Software Development and Web Development.

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    $10,000 Small companies and growing startups $15,000 Growing companies and non-profits $25,000 Bigger companies with a complex offering

    Website Development (WordPress or HubSpot)

    Choose us for a superior user-friendly website that not only attracts visitors but also converts them into customers. Our approach increases your site's visibility, drawing more traffic and enhancing customer engagement. With our expert design and development, you'll see improved customer retention and higher sales.
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  • Giant Hat Logotype

    Not yet reviewed

    Undisclosed
    $100 - $149 / hr
    10 - 49
    St. Louis, MO

    Services provided

    25% Web Development
    25% E-Commerce Development
    20% Custom Software Development +3
    10% Other Application Development
    10% UX/UI Design
    10% Web Design

    Focus Areas

    10% JavaScript
    20% ASP.NET
    20% Ruby +4
    20% SQL
    10% C++
    10% Java
    10% XML

    Giant Hat is an e-commerce development company. They were established in 1905, and their services include E-Commerce Development and Web Development.

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  • Corebit Infosoft Logotype

    Corebit Infosoft

    Not yet reviewed

    $1,000+
    < $25 / hr
    2 - 9

    Services provided

    30% Web Development
    30% Mobile App Development
    20% Custom Software Development +2
    12% UX/UI Design
    8% Graphic Design

    Focus Areas

    17% JavaScript
    20% SQL
    18% PHP +5
    10% Kotlin
    10% Python
    10% Swift
    10% Typescript
    5% Redux

    Corebit Infosoft is a web development company. Founded in 2019, the team focuses on Web Development and Mobile App Development. The agency is located in Rajkot, India.

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  • Devario Logotype

    Not yet reviewed

    $5,000+
    Undisclosed
    Freelancer
    Queen Creek, AZ

    Services provided

    37% Web Development
    33% DevOps Managed Services
    20% Web Design +1
    10% Low/No Code Development

    Focus Areas

    30% JavaScript
    30% HTML5
    25% jquery +2
    10% PHP
    5% AJAX

    Devario, a web development company, was established in 2024. The small team offers Web Development and DevOps Managed Services.

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  • Sakhawat Shah Logotype

    Not yet reviewed

    Undisclosed
    $25 - $49 / hr
    Freelancer
    Islamabad, Pakistan

    Services provided

    20% Web Development
    20% Search Engine Optimization
    20% Social Media Marketing +3
    20% UX/UI Design
    10% Low/No Code Development
    10% Web Design

    Focus Areas

    20% JavaScript
    20% HTML5
    20% Java +2
    20% PHP
    20% jquery

    Founded in 2019, Sakhawat Shah is a social media marketing firm. The team provides Social Media Marketing and Search Engine Optimization.

    Read more
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  • Programi Tech Logotype

    Not yet reviewed

    $1,000+
    < $25 / hr
    2 - 9
    Beirut, Lebanon

    Services provided

    10% Web Development
    13% API Development
    13% E-Commerce Development +6
    13% Other Application Development
    11% UX/UI Design
    10% Custom Software Development
    10% Low/No Code Development
    10% Mobile App Development
    10% Web Design

    Focus Areas

    15% JavaScript
    20% HTML5
    20% PHP +3
    20% Typescript
    15% Java
    10% Python

    Programi Tech, an e-commerce development company, offers E-Commerce Development and Other Application Development. The company is in Beirut, Lebanon and Muscat, Oman.

    Read more
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  • ZAEC Logotype

    ZAEC

    Not yet reviewed

    $1,000+
    $25 - $49 / hr
    Freelancer

    Services provided

    20% Web Development
    20% E-Commerce Development
    10% BI & Big Data Consulting & SI +5
    10% IT Strategy Consulting
    10% Low/No Code Development
    10% Search Engine Optimization
    10% UX/UI Design
    10% Web Design

    Focus Areas

    25% JavaScript
    30% PHP
    15% HTML5 +3
    10% AJAX
    10% SQL
    10% jquery

    ZAEC is a website development firm. They are based in Osijek, Croatia, and their services include Web Development and E-Commerce Development.

    Read more
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  • Seize Marketing Agency Logotype

    5.0 21 reviews
    $5,000+
    $100 - $149 / hr
    10 - 49
    Surrey, Canada

    Services provided

    30% Web Development
    15% Content Writing Services
    15% Search Engine Optimization +4
    15% Social Media Marketing
    10% Branding
    10% Pay Per Click
    5% Web Design

    Focus Areas

    10% JavaScript
    10% Ember.js
    10% Java +7
    10% Objective C
    10% Other programming & scripting languages
    10% PHP
    10% Swift
    10% Typescript
    10% UnrealScript
    10% Visual Basic

    Seize Marketing Agency is a versatile web development firm, excelling in custom website development, web design, and digital marketing. With a focus on UX/UI design and full-stack web development, their work consistently exceeds client expectations, boasting a 100% satisfaction rate across reviews. Reviewers commend their professionalism, responsiveness, and ability to integrate functional and creative solutions, which significantly enhance user engagement and operational efficiency.

    See all 21 projects

    More responsive than most other service providers

    Seize Marketing Agency is very responsive

    They are a great candidate to start a conversation with. Send them a short message or project inquiry.
    Get in Touch
    View Profile
  • Flexen Lab- Out Of Business Logotype

    5.0 3 reviews
    $5,000+
    $100 - $149 / hr
    10 - 49
    Brooklyn, NY

    Services provided

    25% Web Development
    25% UX/UI Design
    20% Web Design +3
    10% Custom Software Development
    10% Low/No Code Development
    10% Search Engine Optimization

    Focus Areas

    15% JavaScript
    15% AJAX
    15% PHP +5
    15% Python
    15% SQL
    15% Typescript
    5% HTML5
    5% jquery

    Flexen Lab- Out Of Business was a web development company specializing in custom website development, web design, and online development. Reviews indicate a strong emphasis on communication and meeting project deadlines, with 100% of feedback being positive. Clients praised their technical expertise, resulting in higher traffic, increased sales, and improved user experiences.

    See all 3 projects
    3 of 3 Web Development reviews are 5 stars
    Less than $10,000 avg. project cost

    Web Development PROJECT HIGHLIGHT

    Web Dev, Design & SEO for Real Estate Company

    5.0 — Flexen Lab was hired by a real estate company to improve their site's structure, features, and design elements. This involved creating wireframes, designing the layout, and handling the client's SEO Read more
    Read 3 Reviews

    Industry Experience

    Flexen Lab has demonstrated expertise in the hospitality, retail, and real estate industries. Clients in hospitality praised their ability to enhance website traffic and customer engagement through modern design and effective communication. In retail, they excelled in market research and e-commerce website development, leading to significant brand growth and user engagement. Their real estate clients noted improvements in user experience and conversion rates, showcasing their impactful digital strategies. Overall, Flexen Lab is well-suited for projects focused on website optimization and market strategy across these sectors.

    Read All Reviews

    Select Industry to see insights

    Hospitality & leisure Retail Real estate

    Average Project Cost Breakdown

    Less than $10,000 (2)

    What Clients Have Said

    Flexen Lab consistently received positive feedback regarding their pricing and value for money. Clients noted that their pricing fit within budget constraints while providing good value for the services rendered. For instance, one client highlighted that they were impressed by the high-quality solutions offered at an affordable price, which significantly enhanced their website's functionality and aesthetics. Overall, the sentiment reflects satisfaction with the cost-effectiveness and the substantial returns on investment achieved through their projects.
    Read All Reviews

    More responsive than most other service providers

    Flexen Lab- Out Of Business is very responsive

    They are a great candidate to start a conversation with. Send them a short message or project inquiry.
    Get in Touch
    View Profile
  • Sun Sky Social Logotype

    Sun Sky Social

    4.8 3 reviews
    $1,000+
    $50 - $99 / hr
    10 - 49

    Services provided

    10% Web Development
    30% Performance Marketing
    30% Search Engine Optimization +2
    20% Social Media Marketing
    10% Web Design

    Focus Areas

    30% JavaScript
    30% jquery
    5% Objective C +19
    4% AJAX
    4% Ember.js
    4% Kotlin
    4% Redux
    3% Visual Basic
    2% ColdFusion
    2% Delphi
    1% ASP
    1% C++
    1% Elixir
    1% Go
    1% HTML5
    1% Java
    1% Perl
    1% Rust
    1% Scala
    1% Typescript
    1% UnrealScript
    1% XML

    Sun Sky Social is a performance marketing agency based in delhi india built on data, strategy, and measurable ROI. We help brands move beyond visibility to real business outcomes by turning insights

    Read more
    See all 3 projects
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  • IQTrek Consulting Pvt. Ltd. Logotype

    IQTrek Consulting Pvt. Ltd.

    4.8 2 reviews
    $1,000+
    < $25 / hr
    10 - 49

    Services provided

    25% Web Development
    50% Custom Software Development
    10% Mobile App Development +2
    10% UX/UI Design
    5% Application Management & Support

    Focus Areas

    15% JavaScript
    15% Java
    15% Python +5
    15% Scala
    10% Ruby
    10% Rust
    10% SQL
    10% XML

    IQTrek Consulting Pvt. Ltd. specializes in Website Development and Web Programming, delivering high-quality, informative, and elegant web solutions. Clients commend their professional project management, timely delivery, and quick problem-solving abilities. The company is consistently praised for meeting client needs effectively, with no significant areas for improvement noted.

    See all 2 projects
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  • Binary Code Barn Logotype

    5.0 2 reviews
    $5,000+
    $25 - $49 / hr
    10 - 49
    Berlin, Germany

    Services provided

    30% Web Development
    30% Custom Software Development
    15% Mobile App Development +3
    10% Cloud Consulting & SI
    10% Graphic Design
    5% Blockchain

    Focus Areas

    10% JavaScript
    15% Java
    15% PHP +5
    15% Python
    15% Swift
    10% HTML5
    10% Kotlin
    10% Typescript

    Binary Code Barn provides custom software solutions and AI-based tool analysis, showcasing a commitment to client-specific needs and enhancing user engagement. Overall, clients commend their effective project management, punctuality, and personalized approach. Opportunities for improvement include offering more frequent interim updates during development to ensure alignment with user needs.

    See all 2 projects
    $15,000 E-commerce, Education, Logistics, Media, Travel. $20,000 Scaling Start-ups, IoT Companies, Cloud Computing. $30,000 ENT Companies, Digital transformation.

    Web Development

    IT consulting services for web & mobile apps. Let's turn your idea into a refined product with our 7 days discover sprint
    View Packages
    View Profile
  • Website developers Logotype

    Website developers

    5.0 2 reviews
    $5,000+
    $50 - $99 / hr
    10 - 49

    Services provided

    20% Web Development
    20% E-Commerce Development
    20% IT Staff Augmentation +3
    20% UX/UI Design
    10% Low/No Code Development
    10% Web Design

    Focus Areas

    20% JavaScript
    20% ASP.NET
    20% Other programming & scripting languages +2
    20% PHP
    20% Python

    Website developers offers comprehensive Website Development services, including Web Design and Web Programming, with a strong focus on creating responsive, secure, and user-friendly platforms. The reviews highlight their expertise in eCommerce development, proactive problem-solving, and successful delivery of projects that increase sales and enhance customer satisfaction, despite suggestions for improving project kickoff phases.

    See all 2 projects
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  • Mountain Techno System Pvt Ltd Logotype

    5.0 2 reviews
    $1,000+
    < $25 / hr
    10 - 49
    Jaipur, India

    Services provided

    10% Web Development
    20% Mobile App Development
    20% Pay Per Click +3
    20% Search Engine Optimization
    20% Social Media Marketing
    10% Low/No Code Development

    Focus Areas

    30% JavaScript
    35% HTML5
    35% jquery

    Mountain Techno System Pvt Ltd specializes in Web Development, including website improvement, bug fixing, and developing user-centric websites with robust forum management and mobile optimization. The reviews consistently highlight the company's punctuality, professionalism, and effective communication. Clients appreciated their ability to deliver projects on time and within budget, demonstrating strong project management and commitment to client satisfaction.

    See all 2 projects
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  • Ecce Logotype

    5.0 1 review
    $10,000+
    $50 - $99 / hr
    10 - 49
    Ełk, Poland

    Services provided

    30% Web Development
    50% Custom Software Development
    5% AI Development +3
    5% API Development
    5% Microservices Architecture Services
    5% Mobile App Development

    Focus Areas

    10% JavaScript
    15% C#
    15% Java +9
    10% ASP.NET
    10% Python
    10% SQL
    5% AJAX
    5% HTML5
    5% Other programming & scripting languages
    5% Typescript
    5% XML
    5% jquery

    Ecce offers comprehensive software development services, including Website Development and Web Programming. The overall feedback highlights Ecce's strong project management, timely delivery, and effective communication. Clients appreciate Ecce's ability to clearly explain technical processes and their proactive approach in making necessary changes swiftly.

    See all 1 projects
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We evaluate service providers using a structured methodology that combines:

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This data powers tools like the Leaders Matrix, which helps you compare agencies directly. Our research team curates rankings by weighing verified reviews most heavily, so the most trusted and experienced providers rise to the top.

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Ability to deliver
Focus
Clutch Leaders Matrix

Rollover to see company insights or click a company below for more details.

1 ImageX
2 xfive
3 GeekyAnts
4 Flowout
5 Brainhub
6 The Software House
7 PowerGate Software
8 HTMLPanda
9 FocusReactive
10 Arcanys
11 WPWeb Infotech
12 Softonix
13 PopArt Studio
14 Lizard Global
15 Experion Technologies

List of the Top 15 JavaScript Development Companies

  1. ImageX Logotype

    ImageX

    $75,000+
    $100 - $149 / hr
    50 - 249
    Vancouver, Canada

    Ability to deliver

    38.7/40.0
    20/20 Reviews
    10/10 Clients & Experience
    8.7/10 Market Presence

    Service focus

    90% Web Development
    50% JavaScript
    10% Other
    View Profile Visit Website
  2. xfive Logotype

    xfive

    $25,000+
    $50 - $99 / hr
    50 - 249
    Kraków, Poland

    Ability to deliver

    35.9/40.0
    19/20 Reviews
    10/10 Clients & Experience
    6.9/10 Market Presence

    Service focus

    60% Web Development
    50% JavaScript
    40% Other
    View Profile Visit Website
  3. GeekyAnts Logotype

    GeekyAnts

    $10,000+
    $25 - $49 / hr
    250 - 999
    Bengaluru, India

    Ability to deliver

    37.2/40.0
    20/20 Reviews
    10/10 Clients & Experience
    7.2/10 Market Presence

    Service focus

    20% Web Development
    40% JavaScript
    80% Other
    View Profile Visit Website
  4. Flowout Logotype

    Flowout

    $5,000+
    $50 - $99 / hr
    50 - 249
    Maribor, Slovenia

    Ability to deliver

    35.1/40.0
    20/20 Reviews
    10/10 Clients & Experience
    5.1/10 Market Presence

    Service focus

    40% Web Development
    100% JavaScript
    60% Other
    View Profile Visit Website
  5. Brainhub Logotype

    Brainhub

    $50,000+
    $50 - $99 / hr
    50 - 249
    Gliwice, Poland

    Ability to deliver

    34.1/40.0
    18.4/20 Reviews
    10/10 Clients & Experience
    5.7/10 Market Presence

    Service focus

    45% Web Development
    75% JavaScript
    55% Other
    View Profile Visit Website
  6. The Software House Logotype

    The Software House

    $25,000+
    $50 - $99 / hr
    50 - 249
    Gliwice, Poland

    Ability to deliver

    34.5/40.0
    18.8/20 Reviews
    10/10 Clients & Experience
    5.7/10 Market Presence

    Service focus

    40% Web Development
    60% JavaScript
    60% Other
    View Profile Visit Website
  7. PowerGate Software Logotype

    PowerGate Software

    $10,000+
    < $25 / hr
    250 - 999
    Hanoi, Vietnam

    Ability to deliver

    35.9/40.0
    18.8/20 Reviews
    10/10 Clients & Experience
    7.1/10 Market Presence

    Service focus

    30% Web Development
    21% JavaScript
    70% Other
    View Profile Visit Website
  8. HTMLPanda Logotype

    HTMLPanda

    $1,000+
    < $25 / hr
    250 - 999
    Walpole, MA

    Ability to deliver

    32.8/40.0
    16.2/20 Reviews
    10/10 Clients & Experience
    6.6/10 Market Presence

    Service focus

    40% Web Development
    35% JavaScript
    60% Other
    View Profile Visit Website
  9. FocusReactive Logotype

    FocusReactive

    $10,000+
    $50 - $99 / hr
    10 - 49
    London, England

    Ability to deliver

    34.8/40.0
    18.6/20 Reviews
    10/10 Clients & Experience
    6.2/10 Market Presence

    Service focus

    50% Web Development
    90% JavaScript
    50% Other
    View Profile Visit Website
  10. Arcanys Logotype

    Arcanys

    $100,000+
    $25 - $49 / hr
    250 - 999
    Cebu City, Philippines

    Ability to deliver

    35.6/40.0
    20/20 Reviews
    10/10 Clients & Experience
    5.6/10 Market Presence

    Service focus

    30% Web Development
    20% JavaScript
    70% Other
    View Profile Visit Website
  11. WPWeb Infotech Logotype

    WPWeb Infotech

    $25,000+
    < $25 / hr
    250 - 999
    Ahmedabad, India

    Ability to deliver

    37/40.0
    19.6/20 Reviews
    10/10 Clients & Experience
    7.4/10 Market Presence

    Service focus

    45% Web Development
    10% JavaScript
    55% Other
    View Profile Visit Website
  12. Softonix Logotype

    Softonix

    $5,000+
    $25 - $49 / hr
    50 - 249
    Warszawa, Poland

    Ability to deliver

    32.3/40.0
    17.2/20 Reviews
    10/10 Clients & Experience
    5.1/10 Market Presence

    Service focus

    70% Web Development
    50% JavaScript
    30% Other
    View Profile Visit Website
  13. PopArt Studio Logotype

    PopArt Studio

    $5,000+
    $50 - $99 / hr
    50 - 249
    Chicago, IL

    Ability to deliver

    35.6/40.0
    19.6/20 Reviews
    10/10 Clients & Experience
    6/10 Market Presence

    Service focus

    35% Web Development
    40% JavaScript
    65% Other
    View Profile Visit Website
  14. Lizard Global Logotype

    Lizard Global

    $10,000+
    $50 - $99 / hr
    50 - 249
    Amsterdam, Netherlands

    Ability to deliver

    34.9/40.0
    19.8/20 Reviews
    10/10 Clients & Experience
    5.1/10 Market Presence

    Service focus

    30% Web Development
    70% JavaScript
    70% Other
    View Profile Visit Website
  15. Experion Technologies Logotype

    Experion Technologies

    $10,000+
    $25 - $49 / hr
    1,000 - 9,999
    Plano, TX

    Ability to deliver

    33.6/40.0
    16.8/20 Reviews
    10/10 Clients & Experience
    6.8/10 Market Presence

    Service focus

    20% Web Development
    25% JavaScript
    80% Other
    View Profile Visit Website
  16. INOXOFT Logotype

    INOXOFT

    $25,000+
    $25 - $49 / hr
    50 - 249
    Newark, DE

    Ability to deliver

    35.5/40.0
    18.8/20 Reviews
    10/10 Clients & Experience
    6.7/10 Market Presence

    Service focus

    40% Web Development
    35% JavaScript
    60% Other
    View Profile Visit Website
  17. Cleveroad Logotype

    Cleveroad

    $10,000+
    $25 - $49 / hr
    250 - 999
    New York, NY

    Ability to deliver

    36.2/40.0
    20/20 Reviews
    10/10 Clients & Experience
    6.2/10 Market Presence

    Service focus

    30% Web Development
    15% JavaScript
    70% Other
    View Profile Visit Website
  18. Povio Logotype

    Povio

    $10,000+
    $50 - $99 / hr
    50 - 249
    San Francisco, CA

    Ability to deliver

    32.6/40.0
    18.8/20 Reviews
    8.3/10 Clients & Experience
    5.5/10 Market Presence

    Service focus

    55% Web Development
    45% JavaScript
    45% Other
    View Profile Visit Website
  19. Sigma Software Group Logotype

    Sigma Software Group

    $50,000+
    $50 - $99 / hr
    1,000 - 9,999
    L'viv, Ukraine

    Ability to deliver

    36.3/40.0
    17.6/20 Reviews
    10/10 Clients & Experience
    8.8/10 Market Presence

    Service focus

    15% Web Development
    18% JavaScript
    85% Other
    View Profile Visit Website
  20. Xmartlabs Logotype

    Xmartlabs

    $10,000+
    $50 - $99 / hr
    50 - 249
    Montevideo, Uruguay

    Ability to deliver

    33.8/40.0
    18.6/20 Reviews
    10/10 Clients & Experience
    5.2/10 Market Presence

    Service focus

    50% Web Development
    35% JavaScript
    50% Other
    View Profile Visit Website
  21. Incora Logotype

    Incora

    $25,000+
    $25 - $49 / hr
    50 - 249
    L'viv, Ukraine

    Ability to deliver

    33.1/40.0
    17.8/20 Reviews
    10/10 Clients & Experience
    5.3/10 Market Presence

    Service focus

    40% Web Development
    50% JavaScript
    60% Other
    View Profile Visit Website
  23. Adchitects Logotype

    Adchitects

    $25,000+
    $50 - $99 / hr
    10 - 49
    Poznań, Poland

    Ability to deliver

    33.8/40.0
    17/20 Reviews
    10/10 Clients & Experience
    6.8/10 Market Presence

    Service focus

    50% Web Development
    60% JavaScript
    50% Other
    View Profile Visit Website
  24. Techuz InfoWeb Pvt. Ltd. Logotype

    Techuz InfoWeb Pvt. Ltd.

    $5,000+
    < $25 / hr
    50 - 249
    Ahmedabad, India

    Ability to deliver

    31.9/40.0
    16.4/20 Reviews
    10/10 Clients & Experience
    5.5/10 Market Presence

    Service focus

    60% Web Development
    45% JavaScript
    40% Other
    View Profile Visit Website
  25. SpdLoad Logotype

    SpdLoad

    $50,000+
    $25 - $49 / hr
    50 - 249
    Kharkiv, Ukraine

    Ability to deliver

    31.9/40.0
    16.2/20 Reviews
    10/10 Clients & Experience
    5.7/10 Market Presence

    Service focus

    45% Web Development
    50% JavaScript
    55% Other
    View Profile Visit Website
  26. XWP Logotype

    XWP

    $50,000+
    $150 - $199 / hr
    50 - 249
    New York, NY

    Ability to deliver

    31.9/40.0
    15.8/20 Reviews
    10/10 Clients & Experience
    6.1/10 Market Presence

    Service focus

    60% Web Development
    45% JavaScript
    40% Other
    View Profile Visit Website
  27. Toptal Logotype

    Toptal

    $50,000+
    $100 - $149 / hr
    1,000 - 9,999
    San Francisco, CA

    Ability to deliver

    33.9/40.0
    17.2/20 Reviews
    9.9/10 Clients & Experience
    6.8/10 Market Presence

    Service focus

    15% Web Development
    25% JavaScript
    85% Other
    View Profile Visit Website
  28. unicrew Logotype

    unicrew

    $10,000+
    $25 - $49 / hr
    50 - 249
    Kraków, Poland

    Ability to deliver

    33.8/40.0
    18.8/20 Reviews
    10/10 Clients & Experience
    5/10 Market Presence

    Service focus

    30% Web Development
    50% JavaScript
    70% Other
    View Profile Visit Website
  29. Konstant Infosolutions Logotype

    Konstant Infosolutions

    $5,000+
    $25 - $49 / hr
    250 - 999
    Jaipur, India

    Ability to deliver

    37.4/40.0
    20/20 Reviews
    10/10 Clients & Experience
    7.4/10 Market Presence

    Service focus

    10% Web Development
    25% JavaScript
    90% Other
    View Profile Visit Website
  30. Vardot Logotype

    Vardot

    $25,000+
    $100 - $149 / hr
    50 - 249
    Santa Clara, CA

    Ability to deliver

    35.1/40.0
    17.8/20 Reviews
    10/10 Clients & Experience
    7.3/10 Market Presence

    Service focus

    60% Web Development
    20% JavaScript
    40% Other
    View Profile Visit Website

Top JavaScript Development Agencies

A JavaScript development company designs, builds, and maintains software products that rely on JavaScript across the stack. Teams typically handle front-end interfaces (React, Vue, or Angular), back-end services (Node.js, Express, NestJS), and database integrations. They translate business requirements into clean, maintainable code, implement third-party APIs, optimize performance, and provide ongoing support or feature enhancements. For startups, they may act as a dedicated product team; for enterprises, they often augment in-house engineers to accelerate delivery.

Most agencies bundle multiple offerings so clients can access full product life-cycle support:

  • Discovery workshops & technical consulting
  • UI/UX design and prototyping
  • Front-end SPA or PWA development
  • Server-side development with Node.js or Deno
  • API design, GraphQL, and microservices architecture
  • QA automation & performance testing
  • DevOps, CI/CD, and cloud deployment (AWS, Azure, GCP)
  • Post-launch maintenance and feature sprints

Some firms specialize in niches such as ecommerce storefronts, real-time dashboards, or IoT applications built with JavaScript frameworks like Next.js or Svelte.

Clutch data shows project budgets range widely:

  • MVP or small web app - $15,000–$50,000
  • Mid-size product build - $50,000–$200,000
  • Enterprise-grade platform - $200,000–$1M+ | Hourly rates usually fall between $50–$149 depending on agency location, seniority, and specialization. Expect higher rates for U.S.-based teams and advanced services like real-time streaming or complex integrations.

  • Align expertise: Verify experience with your required stack (e.g., React Native, TypeScript, serverless).
  • Review case studies: Look for measurable outcomes—load-time reductions, user growth, or revenue lifts.
  • Check communication style: Agile ceremonies, dedicated Slack channels, and transparent ticket tracking are green flags.
  • Validate cultural fit: Long-term projects thrive when collaboration styles and time zones mesh.
  • Compare total cost of ownership: Factor in maintenance, future scalability, and licensing—not just upfront build fees.

Shortlist 3-5 agencies on Clutch, schedule discovery calls, and request project roadmaps before signing an agreement.

  • Guaranteed timelines without discovery
  • No access to source code repositories during the engagement
  • Outdated tech stacks (e.g., jQuery-only solutions for modern SPAs)
  • Low developer retention or high turnover
  • Vague pricing models or hidden fees

If an agency dismisses code reviews, ignores testing, or refuses to provide client references, proceed with caution

  • Which JavaScript frameworks do you specialize in, and why?
  • Can you walk me through a recent project with similar complexity?
  • How do you ensure code quality—linting, peer reviews, automated tests?
  • What is your approach to scalability and performance optimization?
  • How will we communicate and track progress (tools, meeting cadence)?
  • Who owns the intellectual property and source code upon project completion?

Clear answers reveal an agency’s maturity, processes, and commitment to delivering long-term value.

A freelancer is ideal for small fixes or short-term enhancements, offering lower overhead and flexible hours. Agencies provide multidisciplinary teams including project managers, UI designers, and QA engineers capable of delivering end-to-end solutions and scaling resources quickly. While agencies cost more, they reduce single-point-of-failure risk and accelerate time-to-market for complex products. How do JavaScript firms measure ROI? Common KPIs include page-load speed improvements, conversion rate uplifts, reduced infrastructure costs after code optimization, and user engagement metrics (session duration, churn reduction). Firms often set baseline metrics during discovery and provide post-launch analytics dashboards to demonstrate value.

Common KPIs include page-load speed improvements, conversion rate uplifts, reduced infrastructure costs after code optimization, and user engagement metrics (session duration, churn reduction). Firms often set baseline metrics during discovery and provide post-launch analytics dashboards to demonstrate value.

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