Top JavaScript Developers
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$10,000+$100 - $149 / hr10 - 49London, England
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See all 70 projectsCreativeWeb is a web development company specializing in custom website development and design. Reviews highlight their strengths in delivering projects on time and their responsiveness to client needs, with 100% of the reviewers noting satisfaction with their web design and development services. Moreover, their ability to understand and translate client requirements into effective online solutions is frequently praised.
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$50,000+$150 - $199 / hr50 - 249Frisco, TX
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See all 19 projectsFive Pack is a web development company specializing in custom website development and web application development. They are highly praised for their effective project management, responsiveness, and ability to exceed expectations with 100% positive feedback. Reviewers consistently highlight their proactive communication, problem-solving skills, and seamless integration into client teams, with 80% mentioning their tailored solutions and client-centric approach.
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$5,000+$150 - $199 / hr2 - 9Toronto, Canada
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See all 29 projectsDay Shift Digital is a prominent web development company specializing in Website Development, Custom Website Development, and Web Design across various platforms like WordPress and Shopify. The company has received overwhelmingly positive feedback, with clients praising their project management, responsiveness, and ability to integrate with client teams. Reviewers consistently highlight their balance of creativity and strategy, with no reports of dissatisfaction or suggested improvements.
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$25,000+$150 - $199 / hr10 - 49Kelowna, Canada
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See all 15 projectsTwirling Umbrellas is a web development company known for its expertise in website development, web design, and custom website development. Clients consistently praise their exceptional project management, communication, and ability to deliver on time and within budget. Approximately 100% of the reviews highlighted their successful project outcomes and excellent customer service, emphasizing their focus on user experience and effective digital solutions.
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$25,000+$50 - $99 / hr50 - 249Gliwice, Poland
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See all 53 projectsArtkai is a web development company renowned for its comprehensive suite of services, including custom website development, full-stack web development, and web design. With a 100% positive feedback rate, clients consistently highlight Artkai's exceptional communication, project management, and ability to deliver high-quality work on time. Approximately 80% of reviews emphasize their professionalism and client-centric approach.
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$50,000+$150 - $199 / hr50 - 249Toronto, Canada
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See all 51 projectsMajor Tom is a comprehensive digital agency specializing in website development, web design, and SEO services. With nearly 100% positive feedback, clients consistently praise their professionalism, structured project management, and ability to deliver scalable, high-performing digital solutions. Approximately 83% of reviewers highlight the team’s responsiveness, creativity, and alignment with enterprise-level concerns, underscoring their role as a strategic partner rather than just a service provider.
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$5,000+$200 - $300 / hr10 - 49Chicago, IL
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See all 19 projectsMarcel Digital is a versatile web development company renowned for its expertise in custom website development, web design, and SEO services. Reviewers frequently commend their effective project management and exceptional communication skills, with 100% noting timely delivery and responsiveness. Approximately 80% highlight their SEO capabilities, while 60% appreciate their collaborative approach and alignment with client values.
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$1,000+< $25 / hr250 - 999Dhaka, Bangladesh
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See all 29 projectsEnosis Solutions is a web development company offering a wide range of services, including custom website development and web application development. Reviews consistently highlight their exceptional communication skills and high-quality work, with 100% of reviewers expressing satisfaction with their timely delivery and project management. Many clients appreciate their professionalism and ability to integrate seamlessly into teams, emphasizing the company's commitment to excellence and collaboration.
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$10,000+$50 - $99 / hr50 - 249Kyiv, Ukraine
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See all 20 projectsOVERCODE is a web development company specializing in custom website development, full-stack web development, and web application development. With a strong focus on client satisfaction, they receive overwhelmingly positive feedback, with 100% of reviewers highlighting their timely delivery, effective project management, and alignment with clients' business needs. Many clients (approximately 70%) commend their ability to integrate complex design concepts using technologies like React.js and Next.js.
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$1,000+$100 - $149 / hr10 - 49Toronto, Canada
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See all 39 projectsThrillX is a versatile web development company specializing in custom website development, web design, and full-stack web development. Across their reviews, 100% of clients praised ThrillX's timeliness, responsiveness, and ability to deliver on budget, with over 90% highlighting their exceptional project management and communication skills. Clients consistently commend their collaborative approach and attention to client-specific goals.
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$10,000+$25 - $49 / hr1,000 - 9,999Southborough, MA
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See all 56 projectsTrigent Software is a multifaceted technology firm excelling in Web Development, Web Design, and SharePoint services. Client feedback highlights their professionalism, effective project management, and cost efficiency, with over 90% of reviewers praising their adaptability and communication. They demonstrate strong capabilities in custom development and ongoing maintenance, satisfying diverse client needs across various industries.
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$50,000+$150 - $199 / hr10 - 49Austin, TX
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See all 48 projectsGLIDE® is a web development company specializing in custom website development, web design, and SEO. With a 100% positive feedback rate, clients consistently praise their project management, timely delivery, and innovative solutions. Notably, 60% of reviewers highlight GLIDE®'s ability to align with company values and provide excellent customer support. Their expertise in web application development and ability to streamline complex ideas are frequently commended.
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$100,000+$150 - $199 / hr10 - 49Amesbury, MA
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See all 34 projectsImarc is a web development company specializing in website design, custom website development, and web application development services. Their reviews reflect an 88% positive sentiment, with clients frequently praising their full-stack web development capabilities and effective project management. Notably, 65% of reviewers highlight Imarc’s excellent communication and adaptability to project needs as key strengths.
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$25,000+$100 - $149 / hr50 - 249New York, NY
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See all 96 projectsPerpetual is a web development company specializing in website design and development, custom website development, and full-stack web development. Reviews indicate a consistent theme of exceeding expectations in terms of quality and timely delivery, with 100% of clients praising their project management and commitment to customer satisfaction. Clients frequently highlight Perpetual's impressive ability to adapt to specific project needs and their efficient communication throughout the project lifecycle.
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$50,000+$25 - $49 / hr250 - 999Warszawa, Poland
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See all 115 projectsGLOBALDEV is a web development company specializing in Web Application Development, with notable expertise in Front-End and Back-End Development using technologies like React and Figma. Client reviews highlight their effective communication and project management, despite some budgetary challenges due to evolving requirements. Approximately 85% of feedback is positive, with multiple clients commending their team's dedication and communication skills.
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$10,000+< $25 / hr50 - 249Hyderabad, India
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See all 52 projectsAhex Technologies is a web development company specializing in full-stack web development, web application development, and custom software solutions. Their clients consistently highlight their commitment to quality, proactive project management, and alignment to business needs. An impressive 100% of the reviews commend their responsiveness and ability to deliver projects on time, with many noting their high ratings and value for cost as deciding factors in selecting them.
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$50,000+$50 - $99 / hr250 - 999Poznań, Poland
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See all 73 projectsNetguru is a full-stack web development company specializing in custom website development and web application development. Their reviews highlight a consistent theme of professionalism, effective communication, and timely project delivery. Approximately 90% of reviewers express satisfaction with Netguru's ability to meet project requirements and manage timelines efficiently. Clients commend their ability to understand and align with project visions, with 70% of reviews emphasizing their proficiency in both front-end and back-end development.
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$10,000+$25 - $49 / hr250 - 999Kolkata, India
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See all 235 projectsCapital Numbers is a full-stack web development company known for delivering professional and reliable services, including website redesign, web application development, and custom website development. Approximately 90% of reviewers praised their project management, communication, and technical expertise. Several clients highlighted their responsiveness and commitment, with 80% noting the high quality of work and timely delivery.
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$10,000+$50 - $99 / hr50 - 249Rzeszów, Poland
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See all 38 projectsSintra - Digital Business. Poland is a full-service web development company specializing in custom website development, including e-commerce solutions and website migrations. With a 100% positive review rate, clients commend their expertise in WordPress and Shopify, seamless project management, and ability to meet deadlines, while highlighting the team's flexibility, clear communication, and dedication to effective solutions across web programming and development projects.
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$5,000+$50 - $99 / hr250 - 999Indore, India
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See all 89 projectsInfograins Software Solutions is a comprehensive web development company specializing in full-stack and custom web development services. Reviews reveal a mixed reception, with approximately 70% highlighting their professionalism, innovative solutions, and timely delivery, particularly in projects like blockchain and web application development. However, around 30% of reviews noted issues such as delayed responsiveness or malfunctioning deliverables. Notably, 50% of reviewers mention responsiveness and ease of communication.
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$10,000+$25 - $49 / hr10 - 49Sofia, Bulgaria
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See all 31 projectsLexis Solutions is a full-stack web development company renowned for its expertise in custom website development and web application development. The reviews highlight a strong commitment to delivering projects on time and under budget, with 100% of feedback noting impressive communication skills and adherence to project expectations. Clients frequently commend their professionalism, adaptability, and ability to integrate complex systems while aligning with client values.
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$1,000+$25 - $49 / hr250 - 999
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See all 80 projectsGetDevDone is a web development company renowned for its expertise in custom website development and strong project management skills. Reviews highlight their professionalism, responsiveness, and ability to deliver projects on time, with a 100% satisfaction rate among reviewers. Approximately 80% of testimonials emphasize their excellent communication and attention to detail, indicating a consistent, reliable service.
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$25,000+$50 - $99 / hr50 - 249Poznań, Poland
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See all 96 projectsMerixstudio is a proficient web development company that specializes in full-stack web and application development, including frontend and backend development services. The firm has received overwhelmingly positive reviews, with 100% of clients praising their communication skills and the quality of their deliverables, such as seamless website and application development. Some clients noted room for improvement in handling large, urgent changes, but overall, Merixstudio is commended for their professionalism, reliability, and skilled team.
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$50,000+$50 - $99 / hr50 - 249Montevideo, Uruguay
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See all 21 projectsNeocoast is a full-stack web development company specializing in custom web application development and maintenance. Reviews on Clutch.co highlight their strong project management, particularly their timely delivery and effective communication. Clients appreciate their ability to handle complex projects with a collaborative and adaptable approach, with 88% emphasizing their professionalism and responsiveness. Neocoast is frequently praised for delivering high-quality work and being a reliable technology partner.
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$50,000+$100 - $149 / hr10,000+Charlottesville, VA
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See all 26 projectsTELUS Digital is a web development company offering comprehensive Website Development and Web Application Development services. Their reviews highlight exceptional project management, with a 100% positive feedback rate regarding communication and alignment with project goals. They are praised for their quality work in engineering, testing, security, and design, demonstrating proficiency in handling complex requirements.
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$25,000+$150 - $199 / hr10 - 49Marlborough, MA
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See all 44 projects3 Media Web is a prominent web development company that specializes in custom website development, web design, and web programming. They consistently receive positive feedback, with approximately 95% of clients expressing satisfaction with their professionalism, rapid project delivery, and excellent communication. Clients frequently highlight their adept handling of complex web development and design tasks and their ability to exceed expectations in project management and quality outcomes.
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$10,000+$25 - $49 / hr50 - 249Dubai, United Arab Emirates
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See all 28 projectsPhaedra Solutions is a versatile web development company proficient in full-stack web development, custom website development, and web application development services. With consistently positive feedback, 86% of reviewers commend their communication and project management skills, while 72% highlight their ability to deliver projects on time and within budget. Clients appreciate their technical expertise and innovation in web design and development.
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$25,000+$50 - $99 / hr250 - 999Kraków, Poland
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See all 53 projectsTechMagic is a web development company offering services such as full-stack web development, web application development, and custom website development. The company is highly praised for its strong communication, professionalism, and responsiveness, with approximately 90% of reviews highlighting their effective project management and customer focus. Although some clients mention room for improvement in timeline efficiency during the design phase, TechMagic consistently delivers high-quality, tailored solutions.
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$1,000+$100 - $149 / hr10 - 49Lausanne, Switzerland
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See all 22 projectsWPRiders is a web development company specializing in custom website development and full-stack web development services. The reviews indicate a positive client experience, with approximately 90% of feedback highlighting their technical expertise, particularly in WordPress, and effective project management. Clients frequently praise their responsiveness, knowledge, and ability to deliver complex projects on time, with 75% appreciating their strategic approach to web solutions.
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$1,000+< $25 / hr250 - 999Kolkata, India
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See all 66 projectsDigital Aptech is a web development company that offers services including full-stack web development, web application development, and custom website development. Overall feedback from clients is predominantly positive, with approximately 78% highlighting their timely delivery and responsiveness. However, around 11% note areas for improvement, such as communication and project understanding.
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$10,000+$25 - $49 / hr250 - 999Stuttgart, Germany
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See all 36 projectsInstinctools is a web development company specializing in full-stack web development, custom website development, and web application development. They are praised for delivering high-quality work, with around 90% of reviews highlighting their efficient project management and excellent communication skills. Clients appreciate their adaptability and willingness to learn, with no significant areas for improvement noted.
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$50,000+$50 - $99 / hr1,000 - 9,999Minneapolis, MN
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See all 34 projectsCoherent Solutions is a full-stack web development company specializing in custom website development, web application development, and integration solutions. With a consistent record of timely project delivery and a customer satisfaction rate of nearly 100%, clients commend their high critical thinking, efficient project management, and ability to address complex challenges. Notably, 100% of reviewers were impressed by their problem-solving capabilities and team expertise.
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$25,000+$50 - $99 / hr10 - 49Labin, Croatia
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See all 38 projectsLloyds Digital is a distinguished web development company specializing in custom website and e-commerce platform creation, emphasizing both frontend and backend development. The company consistently garners high praise for its professional expertise and responsive communication, with 100% of reviewers highlighting their seamless project management and timely delivery. The team’s ability to align with client values and provide innovative solutions enhances their reputation as a reliable partner in online development projects.
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$10,000+$50 - $99 / hr10 - 49Sisak, Croatia
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See all 29 projectsMater Agency is a web development company known for its comprehensive services including Website Development, Web Design, and Full-Stack Web Development. Across reviews, 100% of feedback highlights their timeliness, adaptability, and exceptional communication skills. Clients appreciate their willingness to tailor solutions to specific needs and report successful outcomes such as increased online sales and enhanced online presence.
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$25,000+$50 - $99 / hr50 - 249Warszawa, Poland
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See all 42 projectsOrangesoft is a versatile software development company specializing in Web Development and custom application solutions. The company has received overwhelmingly positive feedback, with clients praising their responsive communication, project management, and ability to deliver high-quality products on time. Approximately 100% of the reviews highlight their professionalism and adaptability in meeting project needs.
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$5,000+$100 - $149 / hr10 - 49Manor, TX
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See all 28 projectsInventive Works is a web development company specializing in custom website development, web design, and front-end development. The reviews reflect a high level of satisfaction, with recurring praise for their professional project management, adaptability, and innovative web solutions; approximately 90% of reviews are positive. Clients commend their ability to work within constraints and deliver high-quality, user-friendly web applications that meet client expectations.
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$25,000+$50 - $99 / hr10 - 49Chicago, IL
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See all 38 projectsCalibrate Software is a full-stack web development company specializing in custom website development, web programming, and web application development. Feedback indicates a 100% satisfaction rate, highlighting their technical excellence, proactive communication, and ability to deliver projects on time and within budget. Approximately 83% of reviewers commend their collaborative approach and attention to detail.
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$10,000+$50 - $99 / hr50 - 249Warszawa, Poland
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See all 55 projectsRubyroid Labs is a comprehensive web development company specializing in Custom Website Development, Web Application Development, and Full-Stack Web Development. Overall, their reviews reflect a positive client experience, with 100% of feedback highlighting their technical expertise, timely project delivery, and client-focused approach. Clients frequently mentioned their excellent communication and ability to adapt to project needs, creating a reliable and efficient partnership.
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$25,000+$150 - $199 / hr10 - 49Cohoes, NY
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See all 17 projectsTroy Web Consulting is a full-stack web development company specializing in custom website development, web application development, and online development. Their reviews indicate overwhelmingly positive feedback, with approximately 90% of clients praising their responsiveness, innovative solutions, and seamless integration of web programming and project management. Clients consistently commend their ability to deliver on time and beyond expectations, highlighting their collaborative approach and enterprise-grade quality.
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$5,000+$25 - $49 / hr50 - 249Dnipro, Ukraine
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See all 38 projectsKultprosvet is a full-stack web development and custom website development company, delivering services that span web application development, web design, and web programming. Across reviews, clients consistently praised the company's effective project management, personal connection, and timely delivery of projects, with around 90% mentioning their communication skills and attention to detail. Clients appreciate their ability to maintain a partnership-like relationship, enhancing business outcomes such as increased revenue and operational efficiency.
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$25,000+$50 - $99 / hr50 - 249Warszawa, Poland
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See all 35 projectsTeaCode is a web development company specializing in Full-Stack Web Development and Web Application Development. With a focus on custom solutions, they consistently receive positive feedback for their professionalism, communication, and project management, with 100% of reviewers highlighting their expertise and reliability. Clients commend their ability to meet deadlines and adapt to changing requirements, emphasizing a strong collaborative approach.
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$5,000+$25 - $49 / hr50 - 249Luzern, Switzerland
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See all 43 projectsSapientPro is a web development company specializing in custom website development, full-stack web development, and web application development. They consistently receive positive feedback, with approximately 90% of reviewers praising their technical expertise, responsiveness, and proactive approach to problem-solving. Clients commend their ability to deliver high-quality, scalable code, seamless API integrations, and on-time project execution.
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$5,000+$100 - $149 / hr10 - 49Irvine, CA
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See all 16 projectsMattered is a prominent web development company specializing in full-stack web development, custom website development, and web application development. Reviews highlight their impressive expertise, responsiveness, and high-quality project management, with 100% of clients praising their collaboration and communication skills. The company is noted for effectively improving client platforms, user experiences, and conversion rates while maintaining strong cultural alignment and delivering projects on time.
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$10,000+$100 - $149 / hr10 - 49White Rock, Canada
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See all 37 projectsPragmatica is a web development company specializing in custom website development, web design, and full-stack web development. Reviewers highlight their strong communication, timely project delivery, and alignment with client goals. With a 100% satisfaction rate mentioned in reviews, clients particularly value their responsive communication and ability to translate visions into reality.
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$75,000+$50 - $99 / hr50 - 249L'viv, Ukraine
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See all 47 projectsRalabs is a proficient web development company specializing in custom website development, full-stack web development, and web application development. The reviews commend their meticulous attention to detail, professional project management, and robust technical expertise, with 100% of feedback being positive. Notably, 85% of reviewers highlight their efficient communication and responsiveness, while 70% appreciate their commitment to quality and user-centered design.
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$50,000+$100 - $149 / hr10 - 49New Orleans, LA
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See all 27 projectsLookFar Labs is a professional web development company that specializes in website development, web programming, and custom website development. Across their reviews, clients consistently praise their strong communication skills, prompt responsiveness, and collaborative approach. Every reviewer expressed satisfaction, with 100% reporting timely delivery and effective project management. Notably, 83% highlighted their adaptability and expertise in handling complex web application needs.
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$25,000+$100 - $149 / hr10 - 49Montréal, Canada
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See all 39 projectsOrizon Design is a full-service web development and design company known for delivering high-quality custom website development and UX/UI design solutions. Clients consistently praise their impressive design capabilities and responsiveness, with 100% positive feedback highlighting effective communication and attention to detail. They are particularly noted for their ability to adapt quickly to clients' needs, creating intuitive and modern user interfaces.
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$10,000+$50 - $99 / hr250 - 999Wrocław, Poland
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See all 32 projectsScalo is a web development company specializing in providing skilled developers for online development projects, with expertise in both front-end and back-end technologies. Overall, 75% of reviews highlight their talent and professionalism, particularly noting their ability to integrate seamlessly with existing teams and deliver on promises. However, some feedback suggests improvements in equipment and code quality.
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$10,000+$100 - $149 / hr50 - 249Costa Mesa, CA
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See all 31 projectsWve Labs is a versatile web development company specializing in custom website design and development, web application development, and branding strategies. The company consistently receives positive feedback, with over 90% of reviewers praising their professionalism, timely delivery, and attention to detail. Clients commend their project management and excellent communication, with 60% specifically noting their responsiveness and adaptability.
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$10,000+$50 - $99 / hr10 - 49London, England
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See all 32 projectsSoftblues is a web development company specializing in custom website development, full-stack web development, and web application development. Clients consistently praise Softblues for their professionalism, timely delivery, and exceptional project management. With 100% positive feedback, reviewers commend their proactive communication and technical expertise, highlighting their ability to exceed expectations and deliver high-quality, scalable solutions across various industries.
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List of the Top 15 JavaScript Development Companies
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$75,000+$100 - $149 / hr50 - 249Vancouver, Canada
Ability to deliver
38.7/40.020/20 Reviews10/10 Clients & Experience8.7/10 Market PresenceService focus
90% Web Development50% JavaScript10% Other -
$25,000+$50 - $99 / hr50 - 249Kraków, Poland
Ability to deliver
35.9/40.019/20 Reviews10/10 Clients & Experience6.9/10 Market PresenceService focus
60% Web Development50% JavaScript40% Other -
$10,000+$25 - $49 / hr250 - 999Bengaluru, India
Ability to deliver
37.2/40.020/20 Reviews10/10 Clients & Experience7.2/10 Market PresenceService focus
20% Web Development40% JavaScript80% Other -
$5,000+$50 - $99 / hr50 - 249Maribor, Slovenia
Ability to deliver
35.1/40.020/20 Reviews10/10 Clients & Experience5.1/10 Market PresenceService focus
40% Web Development100% JavaScript60% Other -
$50,000+$50 - $99 / hr50 - 249Gliwice, Poland
Ability to deliver
34.1/40.018.4/20 Reviews10/10 Clients & Experience5.7/10 Market PresenceService focus
45% Web Development75% JavaScript55% Other -
$25,000+$50 - $99 / hr50 - 249Gliwice, Poland
Ability to deliver
34.5/40.018.8/20 Reviews10/10 Clients & Experience5.7/10 Market PresenceService focus
40% Web Development60% JavaScript60% Other -
$10,000+< $25 / hr250 - 999Hanoi, Vietnam
Ability to deliver
35.9/40.018.8/20 Reviews10/10 Clients & Experience7.1/10 Market PresenceService focus
30% Web Development21% JavaScript70% Other -
$1,000+< $25 / hr250 - 999Walpole, MA
Ability to deliver
32.8/40.016.2/20 Reviews10/10 Clients & Experience6.6/10 Market PresenceService focus
40% Web Development35% JavaScript60% Other -
$10,000+$50 - $99 / hr10 - 49London, England
Ability to deliver
34.8/40.018.6/20 Reviews10/10 Clients & Experience6.2/10 Market PresenceService focus
50% Web Development90% JavaScript50% Other -
$100,000+$25 - $49 / hr250 - 999Cebu City, Philippines
Ability to deliver
35.6/40.020/20 Reviews10/10 Clients & Experience5.6/10 Market PresenceService focus
30% Web Development20% JavaScript70% Other -
$25,000+< $25 / hr250 - 999Ahmedabad, India
Ability to deliver
37/40.019.6/20 Reviews10/10 Clients & Experience7.4/10 Market PresenceService focus
45% Web Development10% JavaScript55% Other -
$5,000+$25 - $49 / hr50 - 249Warszawa, Poland
Ability to deliver
32.3/40.017.2/20 Reviews10/10 Clients & Experience5.1/10 Market PresenceService focus
70% Web Development50% JavaScript30% Other -
$5,000+$50 - $99 / hr50 - 249Chicago, IL
Ability to deliver
35.6/40.019.6/20 Reviews10/10 Clients & Experience6/10 Market PresenceService focus
35% Web Development40% JavaScript65% Other -
$10,000+$50 - $99 / hr50 - 249Amsterdam, Netherlands
Ability to deliver
34.9/40.019.8/20 Reviews10/10 Clients & Experience5.1/10 Market PresenceService focus
30% Web Development70% JavaScript70% Other -
$10,000+$25 - $49 / hr1,000 - 9,999Plano, TX
Ability to deliver
33.6/40.016.8/20 Reviews10/10 Clients & Experience6.8/10 Market PresenceService focus
20% Web Development25% JavaScript80% Other -
$25,000+$25 - $49 / hr50 - 249Newark, DE
Ability to deliver
35.5/40.018.8/20 Reviews10/10 Clients & Experience6.7/10 Market PresenceService focus
40% Web Development35% JavaScript60% Other -
$10,000+$25 - $49 / hr250 - 999New York, NY
Ability to deliver
36.2/40.020/20 Reviews10/10 Clients & Experience6.2/10 Market PresenceService focus
30% Web Development15% JavaScript70% Other -
$10,000+$50 - $99 / hr50 - 249San Francisco, CA
Ability to deliver
32.6/40.018.8/20 Reviews8.3/10 Clients & Experience5.5/10 Market PresenceService focus
55% Web Development45% JavaScript45% Other -
$50,000+$50 - $99 / hr1,000 - 9,999L'viv, Ukraine
Ability to deliver
36.3/40.017.6/20 Reviews10/10 Clients & Experience8.8/10 Market PresenceService focus
15% Web Development18% JavaScript85% Other -
$10,000+$50 - $99 / hr50 - 249Montevideo, Uruguay
Ability to deliver
33.8/40.018.6/20 Reviews10/10 Clients & Experience5.2/10 Market PresenceService focus
50% Web Development35% JavaScript50% Other -
$25,000+$25 - $49 / hr50 - 249L'viv, Ukraine
Ability to deliver
33.1/40.017.8/20 Reviews10/10 Clients & Experience5.3/10 Market PresenceService focus
40% Web Development50% JavaScript60% Other -
$50,000+$50 - $99 / hr1,000 - 9,999New York, NY
Ability to deliver
35.7/40.020/20 Reviews10/10 Clients & Experience5.7/10 Market PresenceService focus
10% Web Development25% JavaScript90% Other -
$25,000+$50 - $99 / hr10 - 49Poznań, Poland
Ability to deliver
33.8/40.017/20 Reviews10/10 Clients & Experience6.8/10 Market PresenceService focus
50% Web Development60% JavaScript50% Other -
$5,000+< $25 / hr50 - 249Ahmedabad, India
Ability to deliver
31.9/40.016.4/20 Reviews10/10 Clients & Experience5.5/10 Market PresenceService focus
60% Web Development45% JavaScript40% Other -
$50,000+$25 - $49 / hr50 - 249Kharkiv, Ukraine
Ability to deliver
31.9/40.016.2/20 Reviews10/10 Clients & Experience5.7/10 Market PresenceService focus
45% Web Development50% JavaScript55% Other -
$50,000+$150 - $199 / hr50 - 249New York, NY
Ability to deliver
31.9/40.015.8/20 Reviews10/10 Clients & Experience6.1/10 Market PresenceService focus
60% Web Development45% JavaScript40% Other -
$50,000+$100 - $149 / hr1,000 - 9,999San Francisco, CA
Ability to deliver
33.9/40.017.2/20 Reviews9.9/10 Clients & Experience6.8/10 Market PresenceService focus
15% Web Development25% JavaScript85% Other -
$10,000+$25 - $49 / hr50 - 249Kraków, Poland
Ability to deliver
33.8/40.018.8/20 Reviews10/10 Clients & Experience5/10 Market PresenceService focus
30% Web Development50% JavaScript70% Other -
$5,000+$25 - $49 / hr250 - 999Jaipur, India
Ability to deliver
37.4/40.020/20 Reviews10/10 Clients & Experience7.4/10 Market PresenceService focus
10% Web Development25% JavaScript90% Other -
$25,000+$100 - $149 / hr50 - 249Santa Clara, CA
Ability to deliver
35.1/40.017.8/20 Reviews10/10 Clients & Experience7.3/10 Market PresenceService focus
60% Web Development20% JavaScript40% 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.