Top JavaScript Developers
-
Featured
What are Featured Providers?
$5,000+$25 - $49 / hr50 - 249London, EnglandServices provided
Focus Areas
See all 87 projectsDigis, a Fiverr company (NYSE: FVRR), is a web development firm offering comprehensive solutions in custom website development, full-stack web development, and web application development. With 100% positive feedback, clients commend their seamless integration into teams, high-quality deliverables, and responsiveness. Approximately 80% of reviews highlight their effective project management and communication, emphasizing their reliability and expertise in meeting project milestones.
-
$1,000+$50 - $99 / hr10 - 49
Services provided
Focus Areas
5e Creative Labs is a web design company. The Curridabat, Costa Rica-based agency offers Web Design and UX/UI Design.
Read more -
$1,000+< $25 / hr10 - 49Chennai, India
Services provided
Focus Areas
InstaSoft Technologies Pvt Ltd is a website development company. They are in Irving, Texas and Chennai, India, and their services include Web Development and Mobile App Development.
Read more -
$1,000+$25 - $49 / hr10 - 49
Services provided
Focus Areas
Edge Case Studio is a mobile application development company in Middletown, Delaware. They specialize in Mobile App Development and UX/UI Design and were founded in 2019.
Read more -
Undisclosed$25 - $49 / hr2 - 9
Services provided
Focus Areas
Small SEO services firm Blackmario, is located in. The team offers Search Engine Optimization and Web Design.
Read more -
$1,000+$50 - $99 / hr2 - 9Mere, England
Services provided
Focus Areas
Established in 1998, NCompass Ltd is a small web development firm located in Mere, England. Their team provides Web Development and Search Engine Optimization.
Read more -
$1,000+$200 - $300 / hr10 - 49Albuquerque, NM
Services provided
Focus Areas
Labnify is an Email Marketing company in Albuquerque, New Mexico. Their services include Email Marketing and Content Marketing.
Read more -
$1,000+$25 - $49 / hr2 - 9Lisboa, Portugal
Services provided
Focus Areas
Mosca Digital is a website development firm. They are headquartered in Lisboa, Portugal. Their team focuses on Web Development and Web Design.
Read more -
$1,000+$25 - $49 / hr10 - 49Poznań, Poland
Services provided
Focus Areas
In Poznań, Poland, Grupa Improve is a SEO company. They focus on Search Engine Optimization and Pay Per Click and were launched in 2013.
Read more -
$5,000+$25 - $49 / hr10 - 49Gurugram, India
Services provided
Focus Areas
See all 1 projectsHandysolver offers Website Development and custom web programming services, demonstrated by their successful delivery of a feature-rich event registration website for The Game Map. Clients praised their prompt communication, organized project management, and ability to understand and meet unique requirements, highlighting a positive overall feedback.
-
$25,000+$100 - $149 / hr10 - 49Sparta, NJ
Services provided
Focus Areas
8th Sphere is a web development firm. The Sparta, New Jersey-based firm was launched in 2006. Their team focuses on Web Development and UX/UI Design.
Read more -
$5,000+$150 - $199 / hr10 - 49Erina, Australia
Services provided
Focus Areas
Increaseo is a web development company. The Erina, Australia-based agency was established in 2007. Their services include Web Development and Digital Strategy.
Read more -
UndisclosedUndisclosed10 - 49Łódź, Poland
Services provided
Focus Areas
TDSOFT is a custom software development company established in 2014. The team specializes in Custom Software Development and Web Development and is based in Łódź, Poland.
Read more -
$50,000+$150 - $199 / hr10 - 49Paris, France
Services provided
Focus Areas
Anybox, a web development company, was founded in 2010. The agency provides Web Development and IT strategy consulting.
Read more -
$5,000+$100 - $149 / hr10 - 49Navi Mumbai, India
Services provided
Focus Areas
Mindspace Software Technologies Private Limited is a website development company. The team is located in Navi Mumbai, India, and their services include Web Development and Mobile App Development.
Read more -
$25,000+$50 - $99 / hr10 - 49Bengaluru, India
Services provided
Focus Areas
Think201 is an user experience design company. The team offers UX/UI Design and Web Development, and the agency is headquartered in Bengaluru, India.
Read more -
$1,000+$25 - $49 / hr10 - 49Gurugram, India
Services provided
Focus Areas
Founded in 2016, StintLief Technologies is a website development company. The team provides Web Development and Mobile App Development.
Read more -
$5,000+$25 - $49 / hr10 - 49Gurugram, India
Services provided
Focus Areas
InnoLogic Lab, an AR/VR development company, was established in 2012. They provides AR/VR development and Mobile App Development.
Read more -
$1,000+< $25 / hr2 - 9London, England
Services provided
Focus Areas
Application development company StressFree Sites is headquartered in London, England. Founded in 2011, the team provides Mobile App Development and Web Development.
Read more -
$5,000+$50 - $99 / hr2 - 9
Services provided
Focus Areas
Green Box Software is a small web development firm headquartered in London, England. Their services include Web Development and Web Design.
Read more -
$1,000+$50 - $99 / hr2 - 9
Services provided
Focus Areas
SOFTMENT, a small IT strategy consulting company, is based in Wilmington, Delaware and Meadow Heights, Australia. The team offers IT strategy consulting and Web Development.
Read more -
$5,000+$50 - $99 / hr10 - 49Gdańsk, Poland
Services provided
Focus Areas
HONETi, a custom software development firm, is headquartered in Gdańsk, Poland. They focus on Custom Software Development and Mobile App Development and were founded in 2008.
Read more -
$1,000+< $25 / hr10 - 49Jaipur, India
Services provided
Focus Areas
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.
Read more -
$10,000+$150 - $199 / hr2 - 9Joliet, IL
Services provided
Focus Areas
Anttix, Inc. Is a web design company. The Joliet, Illinois-based company provides Web Design and Web Development.
Read more -
UndisclosedUndisclosed10 - 49Pécs, Hungary
Services provided
Focus Areas
W5labs is a Pécs, Hungary-based web development firm. Founded in 2008, the team provides Web Development and E-Commerce Development.
Read more -
$1,000+$50 - $99 / hr2 - 9Jablanovec, Croatia
Services provided
Focus Areas
Raua is a Jablanovec, Croatia-based web design agency. Their services include Web Design and Web Development.
Read more -
$75,000+$150 - $199 / hr250 - 999
Services provided
Focus Areas
Blincode Technologies is a mobile app development firm launched in 2014. The agency provides Mobile App Development and Custom Software Development.
Read more -
$5,000+Undisclosed250 - 999Bahçelievler, Türkiye
Services provided
Focus Areas
MRC Software Development is a custom software development firm. The company is headquartered in Bahçelievler, Türkiye. Their team provides Custom Software Development and Web Development.
Read more -
$5,000+$25 - $49 / hr10 - 49Calgary, Canada
Services provided
Focus Areas
App Dev Services is an app development firm. Founded in 2015, the company is based in Calgary, Canada and Lahore, Pakistan. Their team focuses on Mobile App Development and Web Development.
Read more -
$5,000+$50 - $99 / hr50 - 249Almaty, Kazakhstan
Services provided
Focus Areas
Rocket Firm IT production is a website development firm. Launched in 2011, the firm is in Almaty, Kazakhstan and Nur-Sultan, Kazakhstan. Their services include Web Development and UX/UI Design.
Read more -
UndisclosedUndisclosed10 - 49Baltimore, MD
Services provided
Focus Areas
Branding agency Mission Media is in Baltimore, Maryland. The team offers Branding and Web Development.
Read more -
$1,000+$100 - $149 / hr2 - 9New York, NY
Services provided
Focus Areas
EasyLink, an UX design agency, is located in New York, New York. They specialize in UX/UI Design and Web Development.
Read more -
Undisclosed< $25 / hr10 - 49
Services provided
Focus Areas
Openworkpark, a web development firm, was established in 2020. Located in Noida, India, the team offers Web Development and CRM consulting and SI.
Read more -
$1,000+< $25 / hr10 - 49
Services provided
Focus Areas
Teaser Software is an app development firm. Launched in 2022, the agency is based in Hanoi, Vietnam. Their team focuses on Mobile App Development and Web Development.
Read more -
$5,000+$50 - $99 / hr2 - 9
Services provided
Focus Areas
See all 1 projectsSmartSite Studio provides automation solutions for distribution calculations and billing processes. The reviews highlight their professionalism, technical expertise, and exceptional customer service. Clients report substantial improvements in efficiency and a seamless project experience, with SmartSite Studio delivering precise and timely results.
-
$5,000+< $25 / hr10 - 49Conroe, TX
Services provided
Focus Areas
Small app development company Houston IT Developers LLC, is located in Conroe, Texas and Newport Beach, California. The team offers Mobile App Development and Search Engine Optimization.
Read more -
$25,000+$50 - $99 / hr10 - 49Budapest, Hungary
Services provided
Focus Areas
Sprintform is a website development firm. Founded in 2019, the company is headquartered in Budapest, Hungary and London, England. Their team specializes in Web Development and Mobile App
Read more -
$1,000+< $25 / hr10 - 49
Services provided
Focus Areas
High End Agency is an UX design agency. The Rivne, Ukraine-based firm specializes in UX/UI Design and Other Design.
Read more -
$1,000+< $25 / hr2 - 9Ghaziabad, India
Services provided
Focus Areas
Incogtech LLP is a website development company. Located in Ghaziabad, India, the team provides Web Development and Custom Software Development.
Read more -
$1,000+< $25 / hr2 - 9Baulkham Hills, Australia
Services provided
Focus Areas
MOVAO is a small website development firm based in Baulkham Hills, Australia. Their services include Web Development and Custom Software Development.
Read more -
$5,000+$25 - $49 / hr10 - 49
Services provided
Focus Areas
See all 1 projectsThe Software Insight specializes in developing automated systems and informative websites, utilizing technologies like Laravel to meet detailed client needs. Clients consistently praise their professional project management, timely communication, and thorough testing, resulting in high-quality deliverables. Staff training and a well-automated system are frequently highlighted as exemplary features.
-
$1,000+< $25 / hr10 - 49Jaipur, India
Services provided
Focus Areas
Erudite Technologies is a web design agency. They were founded in 2018 and provide Web Design and Digital Strategy.
Read more -
UndisclosedUndisclosed2 - 9
Services provided
Focus Areas
WebCompass is an UX company. They specialize in UX/UI Design and Web Development and were launched in 2016.
Read more -
$5,000+$25 - $49 / hr2 - 9
Services provided
Focus Areas
Ethical Devs, a custom software development firm, was established in 2022. The agency specializes in Custom Software Development and Web Development.
Read more -
$25,000+$25 - $49 / hr50 - 249
Services provided
Focus Areas
Launched in 2015, Agira Technologies is a website development company. The team provides Web Development and Mobile App Development.
Read more -
$5,000+$25 - $49 / hr10 - 49Noida, India
Services provided
Focus Areas
Hueframe is a small web development company. They focus on Web Development and Mobile App Development and were established in 2017.
Read more -
Undisclosed$25 - $49 / hr10 - 49Sahibzada Ajit Singh Nagar, India
Services provided
Focus Areas
Founded in 2018, NXS Techies LLP is a web design agency and website development company. Their services include Web Design and Web Development.
Read more -
$10,000+$25 - $49 / hr10 - 49Noida, India
Services provided
Focus Areas
IPragmatech Solutions, an e-commerce development company, is located in Noida, India. The team focuses on E-Commerce Development and Mobile App Development.
Read more -
UndisclosedUndisclosed10 - 49
Services provided
Focus Areas
JA Creative Studio is a Southampton, England-based social media marketing firm. The team focuses on Social Media Marketing and Web Design.
Read more -
$1,000+$25 - $49 / hr2 - 9Vejbystrand, Sweden
Services provided
Focus Areas
EDGEROW is a web development firm. The Vejbystrand, Sweden-based company was founded in 2001. Their team offers Web Development and IT managed services.
Read more -
$1,000+$100 - $149 / hr2 - 9Rio Rancho, NM
Services provided
Focus Areas
See all 2 projectsDiscover affordable website design and development services crafted to meet your business needs. As a leading web design company and web development firm, we specialize in delivering professional,
Read more
Share your project goals, and we’ll connect you with verified partners who fit your budget and timeline.
Get My Matches
Tell us what you need — we’ll match you with top agencies in minutes.
Get My MatchesWhy Trust Clutch
At Clutch, we believe trust is the foundation of every business relationship. Our mission is to help buyers make confident, data-backed decisions informed by real client experiences.
Every review on Clutch undergoes a rigorous, human-led verification process to make sure it’s valid. Our team of specialists confirms the identity of each reviewer, ensures the project is legitimate, and only publishes reviews that meet our strict criteria.
Verification doesn’t stop at the point of publication. Our Trust & Safety team routinely audits older reviews against our guidelines. When reviews fall short of our standards, we remove them.
We evaluate service providers using a structured methodology that combines:
- In-depth client interviews and ratings
- Comprehensive project details
- Market presence
- Portfolio examples and industry recognition
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.
Using this unique combination of verified client feedback and provider-supplied insights, Clutch distills the most important details into clear, digestible summaries so you have everything you need to make confident, informed decisions quickly.
We take fraud seriously. Providers who violate our guidelines may face lower rankings, restricted visibility, or removal from the platform altogether.
Clutch’s commitment to transparency is ongoing. We’re constantly refining our systems to protect the integrity of reviews and support you in finding the right agency.
List of the Top 15 JavaScript Development Companies
-
$50,000+$50 - $99 / hr50 - 249Gliwice, Poland
Ability to deliver
39.9/40.020/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
50% Web Development70% JavaScript50% Other -
$75,000+$100 - $149 / hr50 - 249Vancouver, Canada
Ability to deliver
39.7/40.020/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
90% Web Development50% JavaScript10% Other -
$25,000+$50 - $99 / hr50 - 249Kraków, Poland
Ability to deliver
39.5/40.019.6/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
70% Web Development50% JavaScript30% Other -
$10,000+$50 - $99 / hr50 - 249Gliwice, Poland
Ability to deliver
39.4/40.019.6/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
45% Web Development60% JavaScript55% Other -
$10,000+< $25 / hr250 - 999Thiruvananthapuram, India
Ability to deliver
37.7/40.018.4/20 Reviews10/10 Clients & Experience9.3/10 Market PresenceService focus
50% Web Development50% JavaScript50% Other -
$10,000+$50 - $99 / hr50 - 249Montevideo, Uruguay
Ability to deliver
39.3/40.019.8/20 Reviews10/10 Clients & Experience9.5/10 Market PresenceService focus
50% Web Development35% JavaScript50% Other -
$50,000+$100 - $149 / hr1,000 - 9,999San Francisco, CA
Ability to deliver
39.9/40.020/20 Reviews9.9/10 Clients & Experience10/10 Market PresenceService focus
15% Web Development25% JavaScript85% Other -
$10,000+Undisclosed50 - 249San Francisco, CA
Ability to deliver
38.5/40.019.2/20 Reviews9.6/10 Clients & Experience9.7/10 Market PresenceService focus
40% Web Development50% JavaScript60% Other -
$5,000+$25 - $49 / hr50 - 249L'viv, Ukraine
Ability to deliver
36.9/40.018/20 Reviews10/10 Clients & Experience8.9/10 Market PresenceService focus
70% Web Development50% JavaScript30% Other -
$25,000+$25 - $49 / hr50 - 249Newark, DE
Ability to deliver
40/40.020/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
40% Web Development35% JavaScript60% Other -
$10,000+$50 - $99 / hr50 - 249Kuala Lumpur, Malaysia
Ability to deliver
39.3/40.020/20 Reviews10/10 Clients & Experience9.3/10 Market PresenceService focus
30% Web Development70% JavaScript70% Other -
$5,000+$50 - $99 / hr50 - 249Chicago, IL
Ability to deliver
39.7/40.020/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
35% Web Development40% JavaScript65% Other -
$10,000+$25 - $49 / hr250 - 999San Francisco, CA
Ability to deliver
39.9/40.020/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
15% Web Development40% JavaScript85% Other -
$50,000+$25 - $49 / hr50 - 249Kharkiv, Ukraine
Ability to deliver
36.8/40.017/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
45% Web Development50% JavaScript55% Other -
$5,000+< $25 / hr50 - 249Ahmedabad, India
Ability to deliver
36.8/40.017.2/20 Reviews10/10 Clients & Experience9.6/10 Market PresenceService focus
60% Web Development45% JavaScript40% Other -
$1,000+< $25 / hr250 - 999Walpole, MA
Ability to deliver
35.9/40.016.2/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
40% Web Development35% JavaScript60% Other -
$50,000+$50 - $99 / hr1,000 - 9,999L'viv, Ukraine
Ability to deliver
38.8/40.019/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
21% Web Development18% JavaScript79% Other -
$25,000+$25 - $49 / hr50 - 249L'viv, Ukraine
Ability to deliver
37.2/40.018.2/20 Reviews10/10 Clients & Experience9/10 Market PresenceService focus
40% Web Development50% JavaScript60% Other -
$25,000+$50 - $99 / hr1,000 - 9,999New York, NY
Ability to deliver
39.8/40.020/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
10% Web Development33% JavaScript90% Other -
$10,000+$25 - $49 / hr250 - 999New York, NY
Ability to deliver
40/40.020/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
30% Web Development15% JavaScript70% Other -
$10,000+< $25 / hr250 - 999Kolkata, India
Ability to deliver
36.3/40.019/20 Reviews9/10 Clients & Experience8.4/10 Market PresenceService focus
35% Web Development30% JavaScript65% Other -
$5,000+< $25 / hr50 - 249Ahmedabad, India
Ability to deliver
39.7/40.020/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
65% Web Development20% JavaScript35% Other -
$10,000+$25 - $49 / hr1,000 - 9,999Plano, TX
Ability to deliver
36.9/40.017.2/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
20% Web Development25% JavaScript80% Other -
$50,000+$150 - $199 / hr50 - 249Matlock, England
Ability to deliver
38.2/40.018.4/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
100% Web Development30% JavaScript -
$1,000+< $25 / hr1,000 - 9,999Los Angeles, CA
Ability to deliver
36.9/40.019.6/20 Reviews9.3/10 Clients & Experience8/10 Market PresenceService focus
20% Web Development25% JavaScript80% Other -
$10,000+$50 - $99 / hr10 - 49Warszawa, Poland
Ability to deliver
37.8/40.018.6/20 Reviews10/10 Clients & Experience9.2/10 Market PresenceService focus
50% Web Development70% JavaScript50% Other -
$50,000+$150 - $199 / hr50 - 249New York, NY
Ability to deliver
35.9/40.016.2/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
60% Web Development45% JavaScript40% Other -
$50,000+$150 - $199 / hr250 - 999Irvine, CA
Ability to deliver
36.4/40.016.4/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
30% Web Development30% JavaScript70% Other -
$10,000+< $25 / hr250 - 999Hanoi, Vietnam
Ability to deliver
37.9/40.018.6/20 Reviews10/10 Clients & Experience9.3/10 Market PresenceService focus
30% Web Development21% JavaScript70% Other -
$100,000+$25 - $49 / hr250 - 999Cebu City, Philippines
Ability to deliver
38.1/40.019.4/20 Reviews10/10 Clients & Experience8.7/10 Market PresenceService focus
30% Web Development20% JavaScript70% Other
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.