Top JavaScript Developers
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$10,000+$100 - $149 / hr10 - 49Manchester, England
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Established in 2010, Bliss is a small website development firm. Their team specializes in Web Development and Digital Strategy.
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$1,000+$50 - $99 / hr10 - 49Milano, Italy
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SiComunicaWeb is a SEO agency launched in 2010. Their services include Search Engine Optimization and Pay Per Click.
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$5,000+$50 - $99 / hr10 - 49Marrakesh, Morocco
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Based in Marrakesh, Morocco, Gudiz is a mobile application development company. Their services include Mobile App Development and Web Development.
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$5,000+< $25 / hr10 - 49New Delhi, India
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Pepper Designs Pvt Ltd is a graphic design agency. Established in 2007, the firm is based in New Delhi, India. Their services include Graphic Design and Web Design.
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$10,000+$50 - $99 / hr10 - 49Reading, England
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Code23 is a small software development company headquartered in Reading, England. The team specializes in Custom Software Development and E-Commerce Development.
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$5,000+$25 - $49 / hr10 - 49Dhaka, Bangladesh
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Founded in 2007, KK Infocrat Nihon is a small web development firm. Their services include Web Development and Custom Software Development.
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$5,000+$25 - $49 / hr10 - 49Kielce, Poland
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Fancybox is a custom software development firm. Based in Kielce, Poland, their small team provides Custom Software Development and Web Development. The company was founded in 2015.
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UndisclosedUndisclosed10 - 49Sydney, Australia
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Corporate Interactive, a software development firm, is headquartered in Sydney, Australia. They offer Custom Software Development and E-Commerce Development and were founded in 2001.
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$25,000+$25 - $49 / hr10 - 49New York, NY
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Cryptex Technologies is a small website development firm. Founded in 2007, the team offers Web Development and Custom Software Development.
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$5,000+< $25 / hr10 - 49Ho Chi Minh , Vietnam
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Starbap Technology is a software development company. Established in 2019, the team provides Custom Software Development and Web Development. The firm is located in Ho Chi Minh , Vietnam.
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$1,000+$25 - $49 / hr10 - 49Jaipur, India
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The New Angle is a software development firm located in Jaipur, India. They specialize in Custom Software Development and Web Development and were launched in 2021.
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$5,000+$25 - $49 / hr10 - 49Kharkiv, Ukraine
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IT staff augmentation company Metrabit was founded in 2018. The agency offers IT staff augmentation and Web Development.
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Undisclosed$50 - $99 / hr10 - 49
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Software development company Relu Solutions is located in København, Denmark. Founded in 2020, the team focuses on Custom Software Development and Web Development.
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$1,000+$25 - $49 / hr10 - 49
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Website development firm Mighty Bit Studio is located in lahore, Pakistan. They specialize in Web Development and Mobile App Development.
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Undisclosed$25 - $49 / hr10 - 49Delhi, India
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Shiryam Technologies is a custom software development firm. Located in Delhi, India, the company was founded in 2019. Their services include Custom Software Development and Web Development.
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$5,000+$25 - $49 / hr10 - 49Gyumri, Armenia
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Based in Gyumri, Armenia, LifeBeget is a small web development firm. The team offers Web Development and Mobile App Development.
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$5,000+$25 - $49 / hr10 - 49Urganch, Uzbekistan
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Headquartered in Urganch, Uzbekistan, Appx Group is a small software development firm. Their services include Custom Software Development and Web Development.
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$5,000+$50 - $99 / hr10 - 49
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EvoStack is a web development company. Launched in 2018, the team specializes in Web Development and Mobile App Development.
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$10,000+$25 - $49 / hr10 - 49Tandil, Argentina
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Stormtech Labs, a software development company, provides Custom Software Development and Web Development. The company is headquartered in Tandil, Argentina and Redfern, Australia.
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$10,000+$100 - $149 / hr10 - 49Peshawar, Pakistan
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Codvets, a mobile application development company, was founded in 2017. They offers Mobile App Development and Web Development.
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$25,000+$50 - $99 / hr10 - 49Szczecin, Poland
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Uninterrupted, a cloud consulting & SI company, is in Szczecin, Poland. They provide cloud consulting & SI and Custom Software Development.
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UndisclosedUndisclosed10 - 49ROGAŠKA SLATINA, Slovenia
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ITHub is a custom software development firm in ROGAŠKA SLATINA, Slovenia. Their services include Custom Software Development and IT staff augmentation.
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$1,000+$25 - $49 / hr10 - 49Indore, India
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JMW | Just Mind Work is a web development firm. Launched in 2017, the company is based in Indore, India. Their team focuses on Web Development and Custom Software Development.
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$1,000+< $25 / hr10 - 49Lahore, Pakistan
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In Lahore, Pakistan, DEVSTAX is a small website development company. Their services include Web Development and Mobile App Development.
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$5,000+$25 - $49 / hr10 - 49
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Bebrandify Pyt Ltd is a website development firm. The agency is based in Surry Hills, Australia. Their team offers Web Development and Web Design.
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$1,000+$25 - $49 / hr10 - 49
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SynoTech is a custom software development company. Their small team of employees is in Sandton, South Africa. Their team specializes in Custom Software Development and Web Development.
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$1,000+$25 - $49 / hr10 - 49
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In Sahibzada Ajit Singh Nagar, India, SquadMinds Private Limited is a web development firm. The team focuses on Web Development and Mobile App Development.
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$5,000+$25 - $49 / hr10 - 49
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Bespokesoft is a small software development company. Established in 2023, the team specializes in Custom Software Development and Web Development.
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$1,000+$25 - $49 / hr10 - 49
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Nollling, a Digital Strategy company, is in Bengaluru, India. They offer Digital Strategy and Social Media Marketing and were founded in 2022.
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Undisclosed$25 - $49 / hr10 - 49Delhi, India
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Outfox Social is a Delhi, India-based social media marketing firm. Founded in 2018, the team offers Social Media Marketing and Web Development.
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$5,000+$25 - $49 / hr10 - 49Wrocław, Poland
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Sellace is a Wrocław, Poland-based e-commerce development firm. Their services include E-Commerce Development and Custom Software Development.
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$25,000+$50 - $99 / hr10 - 49
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The Nth Bit Labs is a small software development company located in Delhi, India. The team provides Custom Software Development and Web Development.
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$1,000+$25 - $49 / hr10 - 49
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Online Presense is a SEO company. They are headquartered in New Delhi, India. Their team offers Search Engine Optimization and Web Design.
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$10,000+$50 - $99 / hr10 - 49Colombo, Sri Lanka
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Dev4s is a web design agency. Founded in 2021, the firm is headquartered in Minneapolis, Minnesota and Colombo, Sri Lanka. Their services include Web Design and Product Design.
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$1,000+< $25 / hr10 - 49
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Electroit Solutions is a web development firm in Jaipur, India. Their services include Web Development and CRM consulting and SI.
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$10,000+$25 - $49 / hr10 - 49
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Kodable - EdTech Software Development is a website development company launched in 2023. The team offers Web Development and Mobile App Development and is headquartered in Astana, Kazakhstan.
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$1,000+< $25 / hr10 - 49
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Histoni Tech Solutions is a website development firm. Headquartered in Kaushambi, India, their team provides Web Development and Mobile App Development.
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$1,000+$25 - $49 / hr10 - 49
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Okriya, a website development firm, is headquartered in Dhaka, Bangladesh. The team specializes in Web Development and E-Commerce Development.
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Undisclosed$25 - $49 / hr10 - 49Indore, India
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Feedbox is a web development company founded in 2019. The small team provides Web Development and E-Commerce Development.
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$1,000+$25 - $49 / hr10 - 49
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CREATIVE WEB SMITH is a web development company. Located in Orlando, Florida, the firm was launched in 2014. Their services include Web Development and Web Design.
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$1,000+< $25 / hr10 - 49
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Located in Dhaka, Bangladesh, FourBit Tech is a web development company. They provide Web Development and Mobile App Development and were established in 2023.
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$25,000+$150 - $199 / hr10 - 49Durban North, South Africa
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Software Couch, a web development company, is located in Durban North, South Africa. Established in 2020, the team provides Web Development and Custom Software Development.
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$1,000+< $25 / hr2 - 9
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See all 1 projectsDiagnal3 specializes in custom web development, web design, and online development services. Reviews highlight their exceptional project management skills, timely delivery, and effective communication. Clients particularly commend their ability to increase website traffic and improve search engine rankings, alongside their impressive customer service and retention strategies. Diagnal3 is recognized as a reliable and results-driven partner in web programming endeavors.
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$5,000+$50 - $99 / hr10 - 49Kozhikode, India
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Branding agency Avery Interactive is based in Kozhikode, India and دبي, United Arab Emirates. Established in 2019, the team offers Branding and Web Design.
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$10,000+$50 - $99 / hr10 - 49
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Numatic Digital is a custom software development company. The team provides Custom Software Development and AI Agents, and the agency is located in Boca Raton, Florida.
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$5,000+< $25 / hr50 - 249Austin, TX
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See all 2 projectsDigital Otters offers comprehensive digital marketing services, including social media management, website development, SEO, PPC campaigns, and email marketing. Reviewers consistently highlight their data-driven approach, strategic acumen, and effective project management, which have led to significant improvements in brand visibility, engagement, and sales. Clients particularly appreciate their creativity, responsiveness, and ability to deliver measurable results.
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$1,000+< $25 / hr10 - 49Jaipur, India
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Pixospace is a website development firm. The Jaipur, India-based agency was established in 2024. Their team specializes in Web Development and UX/UI Design.
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$1,000+$50 - $99 / hr2 - 9Patra, Greece
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See all 1 projectsNet 'n' Design specializes in Website Development and Web Design, providing expert services in creating and programming online platforms. Client reviews highlight their professionalism, dedication, and ability to handle complex Web Development challenges with seamless functionality and timely execution, making them a highly recommended choice for web programming projects.
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$5,000+$25 - $49 / hr2 - 9
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Application development company Faodail Technology focuses on Mobile App Development and Web Development. They were established in 2016.
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$5,000+$100 - $149 / hr2 - 9Boulder, CO
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Crow and Raven, a small web development firm, is in Boulder, Colorado. Their services include Web Development and UX/UI Design.
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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.