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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

  • Big Flute Digital Logotype

    Big Flute Digital

    Not yet reviewed

    Undisclosed
    < $25 / hr
    2 - 9

    Services provided

    10% Web Development
    10% Conversion Optimization
    10% E-Commerce Development +7
    10% Graphic Design
    10% Mobile App Development
    10% Pay Per Click
    10% Search Engine Optimization
    10% Social Media Marketing
    10% UX/UI Design
    10% Web Design

    Focus Areas

    10% JavaScript
    20% ASP.NET
    20% HTML5 +3
    20% SQL
    15% PHP
    15% Python

    Launched in 2023, Big Flute Digital is a small Austin, Texas-based social media marketing company. Their services include Social Media Marketing and Conversion Optimization.

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  • Elios Technology Limited Logotype

    Not yet reviewed

    Undisclosed
    $25 - $49 / hr
    2 - 9
    Ascot, England

    Services provided

    10% Web Development
    10% AI Development
    10% API Development +7
    10% CRM Consulting and SI
    10% Cloud Consulting & SI
    10% Custom Software Development
    10% DevOps Managed Services
    10% IoT Development
    10% Mobile App Development
    10% Wearable App Development

    Focus Areas

    10% JavaScript
    25% C#
    20% ASP.NET +4
    15% SQL
    10% Other programming & scripting languages
    10% Python
    10% Typescript

    Elios Technology Limited is a custom software development firm. They were established in 2018, and their services include Custom Software Development and DevOps Managed Services.

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    $10,000 Startups needing MVPs or simple websites. $25,000 Growing firms building custom web platforms. $40,000 Enterprises needing scalable web systems.

    Custom Web Application Development

    We design and build scalable, secure web platforms tailored to your business. From discovery and UX to development, testing, and launch, we deliver reliable, production-ready solutions with clear milestones and full visibility throughout.
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  • Agilsoft Digital Solutions Pvt Ltd Logotype

    Not yet reviewed

    $1,000+
    < $25 / hr
    2 - 9
    Sahibzada Ajit Singh Nagar, India

    Services provided

    10% Web Development
    10% Content Marketing
    10% Custom Software Development +7
    10% Digital Strategy
    10% Mobile App Development
    10% Pay Per Click
    10% Search Engine Optimization
    10% Social Media Marketing
    10% UX/UI Design
    10% Web Design

    Focus Areas

    25% JavaScript
    25% PHP
    25% Typescript +2
    15% Ruby
    10% Redux

    Founded in 2018, Agilsoft Digital Solutions Pvt Ltd, a small Digital Strategy company, is in Sahibzada Ajit Singh Nagar, India. Their services include Digital Strategy and Social Media Marketing.

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  • Tech Oasis Ltd Logotype

    Not yet reviewed

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

    Services provided

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

    Focus Areas

    15% JavaScript
    30% Python
    20% SQL +3
    20% Visual Basic
    10% PHP
    5% Redux

    Founded in 2017, Tech Oasis Ltd is a web design company. Their services include Web Design and Custom Software Development.

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  • Magna Innovatio SRL Logotype

    Magna Innovatio SRL

    Not yet reviewed

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

    Services provided

    20% Web Development
    20% Conversion Optimization
    20% E-Commerce Development +2
    20% UX/UI Design
    20% Web Design

    Focus Areas

    15% JavaScript
    50% PHP
    20% SQL +1
    15% HTML5

    Magna Innovatio SRL is a București, Romania-based Conversion Optimization company. They offer Conversion Optimization and Web Design and were established in 2021.

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  • appmarketi Logotype

    appmarketi

    Not yet reviewed

    $5,000+
    $25 - $49 / hr
    10 - 49

    Services provided

    10% Web Development
    10% Content Marketing
    10% Custom Software Development +7
    10% E-Commerce Development
    10% Email Marketing
    10% Mobile App Development
    10% Search Engine Optimization
    10% Social Media Marketing
    10% UX/UI Design
    10% Web Design

    Focus Areas

    20% JavaScript
    20% HTML5
    20% Python +2
    20% Ruby
    20% SQL

    Appmarketi is a social media marketing company launched in 2020. Based in İstanbul, Türkiye, the team provides Social Media Marketing and Content Marketing.

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  • Al-Rafeh Web Developers Logotype

    Not yet reviewed

    Undisclosed
    $25 - $49 / hr
    10 - 49
    Lahore, Pakistan

    Services provided

    10% Web Development
    20% Mobile App Development
    20% Social Media Marketing +6
    10% Custom Software Development
    10% E-Commerce Development
    10% Low/No Code Development
    10% Search Engine Optimization
    5% API Development
    5% Application Testing

    Focus Areas

    20% JavaScript
    20% PHP
    15% SQL +7
    10% Kotlin
    10% Typescript
    5% AJAX
    5% ASP.NET
    5% Other programming & scripting languages
    5% Redux
    5% jquery

    Al-Rafeh Web Developers, a social media marketing company, focus on Social Media Marketing and Web Development. They were launched in 2017.

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  • 5Scape Studio LLC Logotype

    Not yet reviewed

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

    Services provided

    20% Web Development
    20% Content Marketing
    20% Search Engine Optimization +2
    20% Social Media Marketing
    20% Video Production

    Focus Areas

    10% JavaScript
    15% HTML5
    15% XML +8
    10% C#
    10% C++
    10% Java
    10% Python
    5% Other programming & scripting languages
    5% SQL
    5% Swift
    5% Visual Basic

    5Scape Studio LLC is a Sheridan, Wyoming-based social media marketing agency. They provide Social Media Marketing and Content Marketing and were founded in 2022.

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  • Lychonoz Technologies Logotype

    Lychonoz Technologies

    Not yet reviewed

    $1,000+
    $300+ / hr
    10 - 49

    Services provided

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

    Focus Areas

    10% JavaScript
    15% PHP
    15% Swift +6
    10% HTML5
    10% Other programming & scripting languages
    10% Python
    10% SQL
    10% Typescript
    10% jquery

    Lychonoz Technologies is a branding agency established in 2023. Located in FCT, Nigeria, the team focuses on Branding and UX/UI Design.

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  • VR Technosoft Logotype

    Not yet reviewed

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

    Services provided

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

    Focus Areas

    10% JavaScript
    25% HTML5
    25% PHP +5
    10% ASP.NET
    10% C#
    10% jquery
    5% AJAX
    5% XML

    Digital Strategy company VR Technosoft is headquartered in Ahmedabad, India. They focus on Digital Strategy and Custom Software Development.

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  • Hash Digitech Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    10 - 49
    Delhi, India

    Services provided

    20% Web Development
    20% Pay Per Click
    20% Search Engine Optimization +4
    10% Ecommerce Marketing
    10% Graphic Design
    10% Social Media Marketing
    10% Web Design

    Focus Areas

    10% JavaScript
    25% AJAX
    20% SQL +4
    15% jquery
    10% HTML5
    10% PHP
    10% Typescript

    Hash Digitech, a SEO services firm, specialize in Search Engine Optimization and Pay Per Click. They were launched in 2022.

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  • Softblink Solution Logotype

    Softblink Solution

    Not yet reviewed

    Undisclosed
    $25 - $49 / hr
    10 - 49

    Services provided

    15% Web Development
    15% E-Commerce Development
    15% Logo +5
    15% Web Design
    10% Content Marketing
    10% Email Marketing
    10% Search Engine Optimization
    10% Social Media Marketing

    Focus Areas

    15% JavaScript
    15% HTML5
    15% PHP +5
    15% jquery
    10% AJAX
    10% Ruby
    10% SQL
    10% Typescript

    Softblink Solution, a web design company, was launched in 2024. The team focuses on Web Design and Logo.

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  • Xibtech Solutions FZE Logotype

    Xibtech Solutions FZE

    Not yet reviewed

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

    Services provided

    10% Web Development
    25% CRM Consulting and SI
    20% ERP Consulting and SI +3
    20% UX/UI Design
    15% IT Managed Services
    10% Mobile App Development

    Focus Areas

    20% JavaScript
    20% Java
    20% PHP +2
    20% Python
    20% Swift

    Established in 2022, Xibtech Solutions FZE is a CRM consulting and SI company. Their team provides CRM consulting and SI and ERP consulting and SI.

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  • NEPTUNE BLUE - TECHNOLOGY LTD Logotype

    Not yet reviewed

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

    Services provided

    20% Web Development
    30% Custom Software Development
    30% Mobile App Development +1
    20% AI Development

    Focus Areas

    10% JavaScript
    10% ASP.NET
    10% Ember.js +7
    10% HTML5
    10% Other programming & scripting languages
    10% PHP
    10% Python
    10% SQL
    10% Typescript
    10% jquery

    Founded in 2026, NEPTUNE BLUE - TECHNOLOGY LTD is a mobile app development firm. The small team offers Mobile App Development and Custom Software Development.

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  • RootRace Software Solutions Pvt. Ltd. Logotype

    RootRace Software Solutions Pvt. Ltd.

    Not yet reviewed

    $5,000+
    $25 - $49 / hr
    10 - 49

    Services provided

    10% Web Development
    30% Custom Software Development
    20% IT Staff Augmentation +3
    20% Mobile App Development
    10% Application Management & Support
    10% Low/No Code Development

    Focus Areas

    20% JavaScript
    30% Python
    15% Other programming & scripting languages +5
    10% Apex
    10% SQL
    5% ASP.NET
    5% Kotlin
    5% jquery

    RootRace Software Solutions Pvt. Ltd., a software development firm, was founded in 2024. Located in Kochi, India, the team specializes in Custom Software Development and IT staff augmentation.

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  • TrendyWebs Logotype

    Not yet reviewed

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

    Services provided

    20% Web Development
    40% Performance Marketing
    20% AI Development +1
    20% Business Consulting

    Focus Areas

    10% JavaScript
    20% PHP
    20% Python +5
    10% AJAX
    10% C++
    10% Ember.js
    10% Java
    10% SQL

    Headquartered in Pune, India and Mumbai, India, TrendyWebs is a Performance Marketing company. The team provides Performance Marketing and Artificial Intelligence.

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  • Duoplex Logotype

    Duoplex

    4.5 1 review
    $1,000+
    < $25 / hr
    Freelancer

    Services provided

    20% Web Development
    25% E-Commerce Development
    25% UX/UI Design +6
    5% Graphic Design
    5% Mobile App Development
    5% Packaging Design
    5% Print Design
    5% Product Design
    5% Video Production

    Focus Areas

    30% JavaScript
    35% HTML5
    20% jquery +2
    10% PHP
    5% Redux

    Duoplex provides Website Development, Web Design, and UI/UX revamp services, with a focus on corporate branding and online development. Clients praise Duoplex for its skilled team, clear communication, and timely delivery, highlighting their ability to align with client needs and values. The company is commended for its design recommendations and the successful completion of project objectives, indicating a strong vendor-client relationship.

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  • SMD Solutions Ltd Logotype

    SMD Solutions Ltd

    Not yet reviewed

    $5,000+
    < $25 / hr
    10 - 49

    Services provided

    20% Web Development
    35% Custom Software Development
    15% AI Development +2
    15% Cloud Consulting & SI
    15% Mobile App Development

    Focus Areas

    10% JavaScript
    10% Ember.js
    10% Go +8
    10% HTML5
    10% Kotlin
    10% Other programming & scripting languages
    10% Redux
    10% Typescript
    10% jquery
    5% AJAX
    5% Visual Basic

    Headquartered in Leicester, England and Ahmedabad, India, SMD Solutions Ltd is a software development firm. They provide Custom Software Development and Web Development and were established in 2025.

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    $3,500 A mid-level backend engineer. $5,000 A mid to senior level backend engineer. $7,000 A senior experienced backend engineer.

    Frontend developer

    Stunning interfaces meet flawless performance. Our Top 5% frontend devs bridge the gap between design and code, building responsive, lightning-fast web apps. Managed oversight ensures pixel-perfect fidelity and peak user engagement. Turn visitors into loyal customers with elite frontend engineering.
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  • Hiray Media and Technology Pvt Ltd Logotype

    Not yet reviewed

    $1,000+
    < $25 / hr
    50 - 249
    Nashik, India

    Services provided

    10% Web Development
    45% Back Office Outsourcing
    10% Custom Software Development +5
    10% ERP Consulting and SI
    10% IT Managed Services
    5% Mobile App Development
    5% Search Engine Optimization
    5% Social Media Marketing

    Focus Areas

    15% JavaScript
    30% PHP
    10% HTML5 +7
    10% SQL
    10% jquery
    5% ASP.NET
    5% Java
    5% Kotlin
    5% Python
    5% Visual Basic

    Hiray Media and Technology Pvt Ltd, a Back Office Outsourcing company, was founded in 2015. The team offers Back Office Outsourcing and ERP consulting and SI.

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  • Atomic North Logotype

    Atomic North

    Not yet reviewed

    $5,000+
    $50 - $99 / hr
    250 - 999

    Services provided

    10% Web Development
    20% Application Management & Support
    20% IT Managed Services +8
    10% Back Office Outsourcing
    10% DevOps Managed Services
    5% CRM Consulting and SI
    5% Customer Service Outsourcing
    5% ERP Consulting and SI
    5% Finance & Accounting Outsourcing (FAO)
    5% IT Strategy Consulting
    5% IoT Development

    Focus Areas

    10% JavaScript
    15% SQL
    10% ASP +8
    10% ASP.NET
    10% Java
    10% PHP
    10% Python
    10% jquery
    5% AJAX
    5% Kotlin
    5% Redux

    Atomic North is a Noida, India-based IT managed services company. Established in 2010, the team provides IT managed services and Application Management & Support.

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  • Tekinnovators Logotype

    Not yet reviewed

    $5,000+
    $25 - $49 / hr
    50 - 249
    Sheridan, WY

    Services provided

    10% Web Development
    10% Business Consulting
    10% Market Research +8
    10% Mobile App Development
    10% Pay Per Click
    10% Search Engine Optimization
    10% Social Media Marketing
    10% UX/UI Design
    10% Web Design
    5% Content Marketing
    5% Email Marketing

    Focus Areas

    10% JavaScript
    20% PHP
    10% ASP.NET +6
    10% C#
    10% HTML5
    10% Python
    10% SQL
    10% Swift
    10% jquery

    Tekinnovators is a Market Research company. Established in 2015, the agency is in Sheridan, Wyoming and Karachi, Pakistan. Their team focuses on Market Research and Social Media Marketing.

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  • Mujadidia Inc Logotype

    Not yet reviewed

    $1,000+
    < $25 / hr
    10 - 49
    Karachi, Pakistan

    Services provided

    20% Web Development
    20% E-Commerce Development
    20% Mobile App Development +2
    20% UX/UI Design
    20% Web Design

    Focus Areas

    16% JavaScript
    17% Ember.js
    17% PHP +3
    17% Python
    17% SQL
    16% ASP.NET

    Founded in 2014, Mujadidia Inc is a web design company. Their services include Web Design and UX/UI Design.

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  • New Software Solutions Logotype

    Not yet reviewed

    $5,000+
    $25 - $49 / hr
    10 - 49
    ISTANBUL, Türkiye

    Services provided

    10% Web Development
    15% Mobile App Development
    10% AI Consulting +9
    10% AI Development
    10% AR/VR Development
    10% Custom Software Development
    10% E-Commerce Development
    5% BI & Big Data Consulting & SI
    5% Cloud Consulting & SI
    5% Cybersecurity
    5% ECM Consulting and SI
    5% ERP Consulting and SI

    Focus Areas

    26% JavaScript
    47% Python
    11% Java +3
    6% SQL
    5% C#
    5% Swift

    New Software Solutions is a mobile application development firm. The ISTANBUL, Türkiye-based team specializes in Mobile App Development and Custom Software Development.

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  • Global Matrix Solution Logotype

    Not yet reviewed

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

    Services provided

    20% Web Development
    20% Digital Strategy
    20% Mobile App Development +2
    20% UX/UI Design
    20% Web Design

    Focus Areas

    16% JavaScript
    16% PHP
    15% AJAX +7
    15% SQL
    8% HTML5
    8% jquery
    7% Typescript
    7% XML
    4% Other programming & scripting languages
    4% Rust

    Global Matrix Solution is a Digital Strategy company launched in 2019. The firm offers Digital Strategy and Web Design.

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  • IT Services India INC - Shopify App Developers | MERN Integration Experts Logotype

    5.0 13 reviews
    $5,000+
    $25 - $49 / hr
    50 - 249
    Ahmedabad, India

    Services provided

    20% Web Development
    20% Mobile App Development
    10% Custom Software Development +7
    10% E-Commerce Development
    10% Search Engine Optimization
    10% Web Design
    5% Graphic Design
    5% Pay Per Click
    5% Social Media Marketing
    5% UX/UI Design

    Focus Areas

    10% JavaScript
    10% ASP.NET
    10% C# +7
    10% Kotlin
    10% PHP
    10% Python
    10% Redux
    10% Swift
    10% Typescript
    10% backbone.js

    IT Services India Inc. is a proficient web development company offering services like custom website development and web application development. Reviews highlight their prompt project management and effective communication, with 100% of feedback being positive and 66% of reviewers emphasizing the company's responsiveness and ability to deliver tailored solutions within budget constraints.

    See all 13 projects
    3 of 3 Web Development reviews are 5 stars
    2 new reviews for Web Development in past 6 months
    $10,000 – $49,000 avg. project cost

    Web Development PROJECT HIGHLIGHT

    Web Dev, Design & Maintenance for Smart Energy Tech Company

    5.0 — IT Services India Inc. provided website development and maintenance for a smart energy technology company. The team was tasked with updating the site's layout, design, and UI to improve usability. Read more
    Read 3 Reviews

    Average Project Cost Breakdown

    $10,000 to $49,000 (7) Less than $10,000 (5)

    What Clients Have Said

    Clients consistently highlight the cost-effectiveness and value for money offered by IT Services India Inc. One client noted that their pricing 'fit our budget' and provided 'good value for cost.' Another emphasized the company's alignment with their financial expectations, stating they were impressed by the 'affordable prices for their services.' Overall, the sentiment across reviews is positive, with multiple clients appreciating the quality of work relative to the investment made.
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    More responsive than most other service providers

    IT Services India INC - Shopify App Developers | MERN Integration Experts 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 projects from:

    United States (7) Israel (2) England (2) Poland (1)

    This provider is fluent in 3 languages:

    • English
    • Hindi
    • Spanish
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  • Razen Creations Logotype

    Razen Creations

    5.0 3 reviews
    $1,000+
    $25 - $49 / hr
    50 - 249

    Services provided

    10% Web Development
    10% Content Marketing
    10% Email Marketing +7
    10% Graphic Design
    10% Mobile App Development
    10% Pay Per Click
    10% Search Engine Optimization
    10% Social Media Marketing
    10% UX/UI Design
    10% Web Design

    Focus Areas

    20% JavaScript
    20% HTML5
    20% PHP +2
    20% Python
    20% SQL

    Razen Creations LLC is based in Houston, TX. We help businesses grow by creating custom websites and mobile apps. Our goal is to help companies build a strong online presence and reach more

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  • ClonifyNow Logotype

    ClonifyNow

    5.0 1 review
    $5,000+
    $25 - $49 / hr
    50 - 249

    Services provided

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

    Focus Areas

    10% JavaScript
    10% C
    10% C++ +7
    10% HTML5
    10% Java
    10% Objective C
    10% PHP
    10% Python
    10% SQL
    10% jquery

    Experience the power of on-demand clone app development with ClonifyNow. We are a leading provider of customizable, feature-rich clone apps that replicate the success of popular platforms like Uber

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  • TikiKitchen Design Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    Freelancer
    Indianapolis, IN

    Services provided

    10% Web Development
    30% Video Production
    20% Branding +2
    20% Print Design
    20% Web Design

    Focus Areas

    50% JavaScript
    50% XML

    TikiKitchen Design is a video production agency. Established in 2016, the team focuses on Video Production and Branding.

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  • Level Four Development Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    Freelancer
    Pendleton, OR

    Services provided

    25% Web Development
    25% E-Commerce Development
    25% Mobile App Development +1
    25% Search Engine Optimization

    Focus Areas

    35% JavaScript
    35% SQL
    30% Java

    Level Four Development is an e-commerce development company. The firm is based in Pendleton, Oregon. Their team offers E-Commerce Development and Mobile App Development.

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  • Cybstudio Web Oriented Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    Freelancer
    Bari, Italy

    Services provided

    40% Web Development
    20% Search Engine Optimization
    20% UX/UI Design +1
    20% Web Design

    Focus Areas

    20% JavaScript
    20% Go
    20% Java +2
    20% Python
    20% Swift

    Small website development firm Cybstudio Web Oriented, is based in Bari, Italy. Their services include Web Development and UX/UI Design.

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  • Simone Bolognini Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    Freelancer
    Bari, Italy

    Services provided

    30% Web Development
    40% Custom Software Development
    30% Mobile App Development

    Focus Areas

    30% JavaScript
    40% Python
    30% Java

    Launched in 2011, Simone Bolognini is a small software development firm located in Bari, Italy. Their team specializes in Custom Software Development and Mobile App Development.

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  • Adactin Group Pty. Ltd. Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    50 - 249
    Parramatta, Australia

    Services provided

    15% Web Development
    20% Custom Software Development
    15% AI Development +4
    15% Blockchain
    15% IoT Development
    10% BI & Big Data Consulting & SI
    10% IT Strategy Consulting

    Focus Areas

    15% JavaScript
    20% Python
    15% Java +4
    15% PHP
    15% Perl
    10% C#
    10% C++

    Adactin Group Pty. Ltd., a software development firm, is located in Parramatta, Australia. Established in 2011, the team specializes in Custom Software Development and Artificial Intelligence.

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  • Avocodo GmbH Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    50 - 249
    Linz, Austria

    Services provided

    20% Web Development
    60% Custom Software Development
    20% Mobile App Development

    Focus Areas

    10% JavaScript
    30% Java
    10% C# +5
    10% C++
    10% PHP
    10% Perl
    10% Python
    10% XML

    Avocodo GmbH is a software development company. Their midsize team is based in Linz, Austria and Wels, Austria. Their services include Custom Software Development and Web Development.

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  • Lazos Contact Center Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    50 - 249
    Montevideo, Uruguay

    Services provided

    10% Web Development
    40% Call Center Services
    20% Search Engine Optimization +3
    10% Email Marketing
    10% Low/No Code Development
    10% Social Media Marketing

    Focus Areas

    20% JavaScript
    20% AJAX
    20% PHP +2
    20% SQL
    20% Scala

    Lazos Contact Center is a call center. Their team is headquartered in Montevideo, Uruguay and Salto, Uruguay and specializes in Call Center Services and Search Engine Optimization.

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  • Vitek Technology LLC Logotype

    Vitek Technology LLC

    Not yet reviewed

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

    Services provided

    20% Web Development
    25% Mobile App Development
    20% Cloud Consulting & SI +3
    15% Digital Strategy
    10% Custom Software Development
    10% Low/No Code Development

    Focus Areas

    10% JavaScript
    15% C#
    10% AJAX +10
    10% ASP.NET
    10% Java
    10% SQL
    5% HTML5
    5% PHP
    5% Python
    5% Typescript
    5% Visual Basic
    5% XML
    5% jquery

    Established in 2007, Vitek Technology LLC is an app development company. Based in Austin, Texas and Monterrey, Mexico, the team offers Mobile App Development and cloud consulting & SI.

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  • Dropdown Media Logotype

    Not yet reviewed

    $1,000+
    $50 - $99 / hr
    Freelancer
    Ovens, Ireland

    Services provided

    20% Web Development
    10% Low/No Code Development
    10% Web Design +12
    5% Content Marketing
    5% Digital Strategy
    5% E-Commerce Development
    5% Ecommerce Marketing
    5% Email Marketing
    5% Graphic Design
    5% Logo
    5% Pay Per Click
    5% Print Design
    5% Search Engine Optimization
    5% Social Media Marketing
    5% UX/UI Design

    Focus Areas

    40% JavaScript
    50% HTML5
    5% PHP +1
    5% SQL

    Dropdown Media is a web design company. Established in 2019, the company is located in Ovens, Ireland. Their services include Web Design and Web Development.

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  • SEO BTR Baton Rouge Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    Freelancer
    Baton Rouge, LA

    Services provided

    10% Web Development
    20% Search Engine Optimization
    10% Content Marketing +6
    10% Custom Software Development
    10% Digital Strategy
    10% E-Commerce Development
    10% Marketing Strategy
    10% Pay Per Click
    10% Social Media Marketing

    Focus Areas

    60% JavaScript
    40% HTML5

    SEO agency SEO BTR Baton Rouge is located in Baton Rouge, Louisiana. Their services include Search Engine Optimization and Marketing Strategy.

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  • Leopoldo Fu Logotype

    Not yet reviewed

    $1,000+
    Undisclosed
    Freelancer
    Gloucester, MA

    Services provided

    80% Web Development
    20% Search Engine Optimization

    Focus Areas

    10% JavaScript
    80% Rust
    10% HTML5

    Leopoldo Fu is a website development firm established in 2024. The agency provides Web Development and Search Engine Optimization.

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  • Talking Crooks It Pvt Ltd Logotype

    Talking Crooks It Pvt Ltd

    Not yet reviewed

    $1,000+
    $50 - $99 / hr
    50 - 249

    Services provided

    15% Web Development
    15% Custom Software Development
    15% E-Commerce Development +7
    15% Mobile App Development
    10% API Development
    10% Web Design
    5% Digital Strategy
    5% Graphic Design
    5% Social Media Marketing
    5% UX/UI Design

    Focus Areas

    15% JavaScript
    20% HTML5
    15% ASP +4
    15% XML
    15% jquery
    10% ASP.NET
    10% Java

    Talking Crooks It Pvt Ltd, a custom software development company, offers Custom Software Development and Web Development. The agency is in Bengaluru, India.

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  • OASYS, INC. Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    50 - 249
    Huntsville, AL

    Services provided

    20% Web Development
    20% BI & Big Data Consulting & SI
    20% Custom Software Development +3
    15% Cloud Consulting & SI
    15% ERP Consulting and SI
    10% Cybersecurity

    Focus Areas

    10% JavaScript
    20% C#
    20% C++ +5
    10% C
    10% Java
    10% PHP
    10% Perl
    10% Python

    OASYS, INC. Is a midsize Huntsville, Alabama-based big data company. Their services include BI & big data consulting & SI and Custom Software Development.

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  • CipherApp Enterprises Logotype

    CipherApp Enterprises

    Not yet reviewed

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

    Services provided

    40% Web Development
    60% Custom Software Development

    Focus Areas

    20% JavaScript
    25% PHP
    25% Redux +2
    25% SQL
    5% Typescript

    CipherApp Enterprises is a software development company. Founded in 2023, the team offers Custom Software Development and Web Development.

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  • SiliconMint Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    50 - 249
    San Francisco, CA

    Services provided

    20% Web Development
    20% AR/VR Development
    20% Application Management & Support +2
    20% Custom Software Development
    20% Enterprise App Modernization

    Focus Areas

    10% JavaScript
    60% C++
    10% C# +2
    10% Go
    10% Java

    SiliconMint is a San Francisco, California-based software development firm. Launched in 2012, the team focuses on Custom Software Development and Web Development.

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  • Applied Systems Ltd. Logotype

    Applied Systems Ltd.

    Not yet reviewed

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

    Services provided

    20% Web Development
    50% Custom Software Development
    20% IoT Development +1
    10% Application Testing

    Focus Areas

    10% JavaScript
    30% ASP.NET
    30% C# +2
    20% C++
    10% SQL

    Software development firm Applied Systems Ltd. Is headquartered in Minsk, Belarus. Founded in 1997, the team provides Custom Software Development and Web Development.

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  • OrbitSoft Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    50 - 249
    Sheridan, WY

    Services provided

    20% Web Development
    20% BI & Big Data Consulting & SI
    20% Custom Software Development +2
    20% IT Strategy Consulting
    20% Mobile App Development

    Focus Areas

    10% JavaScript
    10% C#
    10% C++ +7
    10% HTML5
    10% Kotlin
    10% PHP
    10% Python
    10% Swift
    10% Typescript
    10% jquery

    OrbitSoft is a midsize IT strategy consulting company. Founded in 2001, the team focuses on IT strategy consulting and BI & big data consulting & SI.

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  • Think Digitally Logotype

    Not yet reviewed

    $25,000+
    $25 - $49 / hr
    50 - 249
    London, England

    Services provided

    20% Web Development
    15% Custom Software Development
    14% Low/No Code Development +9
    10% IT Staff Augmentation
    10% Mobile App Development
    5% Application Testing
    5% Architectural Design
    5% DevOps Managed Services
    5% IT Strategy Consulting
    5% Product Design
    5% UX/UI Design
    1% Web Design

    Focus Areas

    10% JavaScript
    10% AJAX
    10% ASP.NET +7
    10% C#
    10% C++
    10% HTML5
    10% SQL
    10% Scala
    10% Typescript
    10% jquery

    Launched in 2011, Think Digitally is a midsize London, England-based custom software development company. Their services include Custom Software Development and Web Development.

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  • Increments Inc. Logotype

    Not yet reviewed

    $25,000+
    $50 - $99 / hr
    50 - 249
    Dhaka, Bangladesh

    Services provided

    15% Web Development
    25% Custom Software Development
    25% Mobile App Development +5
    15% UX/UI Design
    5% API Development
    5% Enterprise App Modernization
    5% Generative AI
    5% IT Strategy Consulting

    Focus Areas

    15% JavaScript
    20% Python
    20% Redux +6
    15% SQL
    10% Kotlin
    5% AJAX
    5% Java
    5% Objective C
    5% Swift

    Custom software development firm Increments Inc. Was established in 2016. The midsize team specializes in Custom Software Development and Mobile App Development.

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  • Diseño web IMACRESTE Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    Freelancer
    Gorliz, Spain

    Services provided

    25% Web Development
    40% Search Engine Optimization
    35% Web Design

    Focus Areas

    35% JavaScript
    45% PHP
    10% AJAX +1
    10% jquery

    Founded in 2004, Diseño web IMACRESTE is a small Gorliz, Spain-based SEO services firm. Their team offers Search Engine Optimization and Web Design.

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  • Out2Sol Global Logotype

    Not yet reviewed

    $5,000+
    Undisclosed
    50 - 249
    Jeddah, Saudi Arabia

    Services provided

    20% Web Development
    20% Custom Software Development
    20% Mobile App Development +7
    10% AR/VR Development
    5% AI Agents
    5% AI Development
    5% BI & Big Data Consulting & SI
    5% Cybersecurity
    5% ERP Consulting and SI
    5% IT Strategy Consulting

    Focus Areas

    10% JavaScript
    10% AJAX
    10% ASP.NET +10
    10% C++
    10% Java
    10% Kotlin
    10% SQL
    5% C#
    5% HTML5
    5% Other programming & scripting languages
    5% PHP
    5% Python
    5% XML

    Launched in 2015, Out2Sol Global is a midsize web development firm based in Jeddah, Saudi Arabia. Their team focuses on Web Development and Mobile App Development.

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  • Incline Digital LLC Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    Freelancer
    Pleasant Hill, OH

    Services provided

    10% Web Development
    10% AI Development
    10% API Development +7
    10% Application Testing
    10% Custom Software Development
    10% DevOps Managed Services
    10% E-Commerce Development
    10% IoT Development
    10% Mobile App Development
    10% UX/UI Design

    Focus Areas

    100% JavaScript

    Incline Digital LLC is an UX agency founded in 2004. The small team focuses on UX/UI Design and Custom Software Development.

    Read more
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  • Software Shrimps Inc Logotype

    Software Shrimps Inc

    Not yet reviewed

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

    Services provided

    15% Web Development
    20% Branding
    15% E-Commerce Development +4
    15% Mobile App Development
    15% Other Application Development
    10% Custom Software Development
    10% Low/No Code Development

    Focus Areas

    15% JavaScript
    25% PHP
    15% Java +5
    10% C#
    10% C++
    10% XML
    10% jquery
    5% Visual Basic

    Software Shrimps Inc is a branding firm. Their midsize team is based in Marietta, Georgia and Burbank, Illinois and provides Branding and Custom Software Development. The agency was founded in 2019.

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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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