Top JavaScript Developers
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$5,000+$50 - $99 / hr50 - 249Depok, Indonesia
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See all 4 projectsBadr Interactive is a web development company specializing in Custom Website Development and Web Design services. Overall, the feedback highlights their effective communication and quick response to system errors, although minor bugs were noted at launch. The majority of feedback is positive, with clients appreciating their ability to integrate new features seamlessly.
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$50,000+$25 - $49 / hr50 - 249Vadodara, India
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See all 10 projectsTenup Software Services is a versatile web development company specializing in custom web application development and full-stack web development. Overall, the reviews indicate a high satisfaction rate, with 100% of clients highlighting their technical expertise and customer-oriented approach. Notably, Tenup excels in translating complex requirements into effective solutions, though initial communication challenges were noted by 33% of reviewers.
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$1,000+$25 - $49 / hr10 - 49Siliguri, India
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See all 18 projectsAppycodes is a distinguished web development company specializing in custom website and web application development, as well as front-end and back-end services. The company consistently receives high praise, with 100% of reviewers commending their project management, timely delivery, and excellent communication. A standout theme is their ability to efficiently translate complex requirements into successful projects, highlighted by positive client feedback and significant project outcomes.
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$10,000+$25 - $49 / hr50 - 249Houston, TX
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See all 18 projectsLiquid Technologies is a web development company specializing in custom website and web application development. With a focus on tailored solutions, they consistently deliver projects on time, with 90% of deliverables meeting deadlines. Clients highlight their responsive communication and adaptability, with 100% of reviewers noting their impressive ability to customize approaches to specific business needs.
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$5,000+$25 - $49 / hr50 - 249São Paulo, Brazil
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See all 8 projectsEspresso Labs is a full-stack web development company specializing in custom website development, web programming, and web application development. Reviews indicate 100% positive feedback, highlighting their technical expertise, reliable project management, and ability to integrate advanced features. Clients appreciate their fixed-price model and consistent delivery, although timelines occasionally require adjustments. Their work consistently meets client objectives, providing stable, scalable solutions that evolve with user feedback.
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$1,000+< $25 / hr50 - 249Ahmedabad, India
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See all 14 projectsShiv Infotech is a web development company renowned for its expertise in custom website and application development, consistently delivering projects on time and within budget. Approximately 100% of reviews highlight their exceptional project management and tailored solutions, with a focus on technological excellence and client satisfaction. Notably, their services include front-end and back-end web development, ensuring seamless functionality across devices and platforms.
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$10,000+< $25 / hr50 - 249Udaipur, India
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See all 5 projectsMedRec Technologies specializes in Web Development, particularly for interactive and contemporary web portals. Clients consistently appreciate their innovative thinking, effective project management, and dedicated team, noting that their expertise significantly enhances business competitiveness and user engagement. Overall feedback highlights MedRec Technologies' commitment to delivering user-friendly and well-designed solutions.
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$1,000+$50 - $99 / hr2 - 9
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See all 22 projectsNice Digital Studio is a Web Development company specializing in website design, development, and optimization. The reviews indicate a 100% satisfaction rate, highlighting their responsiveness, creativity, and professionalism. A significant 86% of clients praised their project management and communication, while 71% emphasized the studio's ability to deliver visually appealing, user-friendly, and SEO-optimized websites in a timely manner.
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$25,000+$100 - $149 / hr10 - 49Montreal, Canada
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See all 8 projectsSwoo Agence Numérique is a versatile web development company specializing in custom web solutions, including CRM integration and web application development. Reviews highlight their attention to detail and quality, with 100% of clients noting their efficiency and passion for creating superior products. While some find them slightly expensive, clients consistently acknowledge the value and effectiveness of their services.
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$5,000+$25 - $49 / hr10 - 49Jerusalem, Israel
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See all 3 projectsfatFish is a proficient Web Development company specializing in Custom Website Development and Web Programming. Based on the reviews, 100% of reviewers highlight their effective project management and responsiveness to client needs. They are praised for translating complex designs into functional websites while maintaining flexibility and attentiveness, suggesting a client-centric approach to Full-Stack Web Development.
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$1,000+< $25 / hr50 - 249Sahibzada Ajit Singh Nagar, India
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See all 51 projectsRichestSoft is a proficient web development company specializing in custom website development, front-end and back-end development, and web application development. With over 90% positive feedback, clients praise RichestSoft for their exceptional communication, professionalism, and reliable project management. Notably, 60% of reviewers emphasize their responsiveness and ability to deliver projects on time, contributing significantly to clients' business success.
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$10,000+$50 - $99 / hr10 - 49Sant Cugat del Vallès, Spain
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See all 9 projectsGreatDev OÜ is a web development company specializing in Shopify development and e-commerce solutions. They consistently receive positive feedback for their responsiveness, reliability, and expertise in custom web development and full-stack services. Approximately 100% of reviewers highlight their timely delivery and effective communication, often exceeding client expectations. Their commitment to quality and client satisfaction makes them a preferred partner in web application development.
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$5,000+$100 - $149 / hr10 - 49Atlanta, GA
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See all 5 projectsSolutionBuilt is a web development company specializing in full-stack web development, custom website development, and SEO. The company is praised for its flexibility, accessibility, and effective communication, with 100% of reviewers highlighting their ability to deliver comprehensive solutions. However, they may experience capacity constraints during large-scale changes. Overall, clients express satisfaction with SolutionBuilt's end-to-end online development services.
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$5,000+$25 - $49 / hr10 - 49Surat, India
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See all 1 projectsBaruzoTech Private Limited is a web development company known for delivering custom solutions, such as web application development and UI enhancements, tailored to client needs. The company received 100% positive feedback with clients praising their proactive approach to suggesting improvements and efficient project management. Clients noted their satisfaction with the comprehensive scheduling and organization solutions provided by BaruzoTech.
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$5,000+$25 - $49 / hr50 - 249Jodhpur, India
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See all 1 projectsLp Cloud Lab Pvt. Ltd. is a software development company specializing in cloud-native solutions, notably a Warehouse Management System (WMS). Reviewers highlight their efficient communication and swift responsiveness, with 100% positive feedback noting their commitment to project success and rapid execution of change requests. Their cost-effective services and alignment with client values are also frequently praised.
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$5,000+< $25 / hr10 - 49Vadodara, India
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See all 18 projectsimmence is a web development company specializing in Website Development, Custom Website Development, and Full-Stack Web Development. The company consistently receives high praise for their exceptional project management, attention to detail, and strategic approach, with 100% of reviewers noting their professionalism and commitment to quality. They have helped clients achieve significant improvements in web performance, cost reduction, and user engagement.
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$10,000+$25 - $49 / hr10 - 49Tampa, FL
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See all 4 projectsCalaton Systems is a web development company specializing in full-stack web and application development, offering services like custom website development and web programming. They receive overwhelmingly positive feedback, with clients praising their high-quality deliverables, timely project management, and collaborative work style. Approximately 100% of the reviews highlight their responsiveness and commitment to delivering quality solutions.
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$10,000+$150 - $199 / hr10 - 49Chicago, IL
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See all 5 projectsKahoots Creative Group is a versatile digital agency specializing in web development, graphic design, and comprehensive branding solutions. Their reviews highlight a strong reputation for exceeding client expectations, with a 100% positive feedback rate on project outcomes and collaboration. Clients frequently commend their flexibility and depth in design and development, with 80% emphasizing their ability to handle diverse projects efficiently.
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$25,000+$25 - $49 / hr50 - 249Zürich, Switzerland
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See all 16 projectsRadity is a web development company specializing in custom website development, full-stack web development, and web application development. They have received overwhelmingly positive feedback, with 100% of reviews praising their professional communication, quick response times, and effective project management. Clients consistently highlight Radity's proficiency in front-end and back-end development, making them a reliable partner for complex projects.
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$5,000+$25 - $49 / hr10 - 49Zagreb, Croatia
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See all 9 projectsProject42.Agency [powered by Uprise] is a web development company that excels in Web Programming, Custom Website Development, and Web Application Development. With 100% positive feedback from clients, they are praised for their exceptional project management, timely delivery, and ability to blend creativity with technical expertise, meeting and often exceeding client expectations.
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$5,000+$25 - $49 / hr2 - 9
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See all 3 projectsGOLEMS G.A.B.B. OÜ is a web development company specializing in Drupal-based solutions, including website upgrades, custom functionalities, and improved user experience. Their professionalism and efficiency are highlighted in 100% of reviews, with clients appreciating their flexibility and strong project management. Overall, GOLEMS G.A.B.B. OÜ provides adaptive and high-quality web development services with a focus on client satisfaction and ongoing support.
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$1,000+< $25 / hr10 - 49Rajkot, India
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See all 2 projectsSwayam Infotech is a web development company specializing in custom website development and web application development, including full-stack web development. They have consistently received positive feedback, with clients highlighting their ability to deliver projects ahead of schedule and their exceptional communication skills. Their work has notably improved user satisfaction and business performance.
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$10,000+$25 - $49 / hr50 - 249Yerevan, Armenia
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See all 11 projectsDirelli is a web development company specializing in custom website development, full-stack web development, and web application development. With a strong focus on quality and responsiveness, 100% of the reviews highlight their exceptional project management and technical expertise. Clients commend Direlli for their ability to deliver on time and their proactive approach, with no negative feedback reported.
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$50,000+$100 - $149 / hr50 - 249Prague, Czech Republic
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See all 12 projectsSalsita Software is a full-stack web development company that specializes in web application development and custom solutions. Reviews reveal a consistent theme of exceptional project management and technical expertise, with 100% positive feedback on their dedication and communication. Clients frequently praise their flexibility and innovative problem-solving abilities, with 80% specifically highlighting their contributions to both front-end and back-end development.
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$5,000+< $25 / hr10 - 49Bengaluru, India
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See all 18 projectsRorko is a proficient web development company specializing in website design, web application development, and related services such as SEO and digital marketing. The company has received overwhelmingly positive feedback, with 100% of reviewers praising their timely project delivery, responsiveness, and excellent communication. A significant 80% of reviewers highlighted Rorko's alignment with their business values and the high value they provide for cost, making them a preferred choice for web programming and custom website development projects.
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$5,000+$50 - $99 / hr10 - 49Riyadh, Saudi Arabia
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See all 23 projectsStandardTouch Web Design & Digital Marketing Company is a well-regarded web development firm specializing in Web Design, Full-Stack Web Development, and SEO. They maintain a high client satisfaction rate, with approximately 95% of feedback being positive. Reviews consistently highlight their professionalism, timely delivery, and exceptional client communication, with 80% noting their capability to enhance user engagement and website performance metrics.
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$25,000+$150 - $199 / hr10 - 49London, England
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See all 15 projectsWe Are Kitty is a web development company specializing in website development, web design, and full-stack web development. Across multiple reviews, clients consistently praise their professionalism, responsive communication, and ability to deliver projects on time, with 100% of reviewers highlighting their effective project management and technical expertise. The company is noted for its adaptability and commitment to client satisfaction, with clients reporting significant improvements in online performance and user engagement.
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$10,000+$25 - $49 / hr10 - 49
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See all 3 projectsSpeecto offers Website Development and Web Design services, excelling in creating and deploying websites that enhance user engagement and SEO performance. The reviews emphasize their commitment to innovation and effective project management, with clients noting improvements in site traffic and user experience. Their collaborative team culture and timely delivery make them a reliable partner in online development projects.
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$1,000+< $25 / hr50 - 249Rajkot, India
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See all 25 projectsWings Tech Solutions is a full-stack web development company known for its expertise in custom website development and web application programming. The company receives overwhelmingly positive feedback, with 100% of reviewers praising their responsiveness, timely delivery, and technical proficiency. Clients commend their ability to blend technical and creative innovation, highlighting their skill in developing unique, efficient, and scalable solutions tailored to specific business needs.
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$10,000+$25 - $49 / hr50 - 249Pune, India
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See all 12 projectsNirmitee.io is a web development company that delivers custom website development, including web and mobile app solutions. Client feedback highlights their commitment to understanding individual project needs, agility in adapting to new requirements, and effective communication, with around 67% of reviewers praising their timely delivery and responsiveness. However, some clients note room for improvement in project timeline estimates.
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$1,000+< $25 / hr10 - 49
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See all 3 projectsCodigitar is a web development company known for its expertise in web design and web programming. The company has received 100% positive feedback, with reviewers praising their personalized attention, professionalism, and knowledge of the latest technology. Clients report satisfaction with their full-stack web development services, highlighting effective communication and timely project delivery.
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$25,000+$50 - $99 / hr50 - 249Los Angeles, CA
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See all 2 projectsSpartan is a software development company specializing in building scalable, stable solutions and MVPs, integrating advanced features like AI and security measures. Their reviews highlight a strong focus on organization, communication, and client success, with 100% positive feedback on project management and adaptability to client needs. Clients commend their dedication and quality, with no significant issues reported.
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$1,000+$50 - $99 / hr50 - 249
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See all 6 projectsKhired Networks is a versatile company offering a range of services including Website Development, Digital Marketing, and Content Creation. Reviews highlight their flexibility and professionalism, with a strong commitment to client needs. Approximately 100% of feedback praises the quality of services, reflecting positive client satisfaction, particularly in Web Development and Control Room Services.
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$25,000+$150 - $199 / hr10 - 49Atlanta, GA
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See all 25 projectsTyrannosaurus Tech is a comprehensive web development company offering custom website development, full-stack development, and web application development. According to all available reviews, clients overwhelmingly praise their proactive and responsive communication, with 100% noting their professionalism and technical skill. Approximately 90% highlight their ability to seamlessly integrate into teams, ensuring project efficiency and high-quality results.
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$10,000+$100 - $149 / hr10 - 49
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See all 5 projectsBit Complete is a technology consulting firm that specializes in developing and enhancing software products, particularly focusing on AI and scalable platforms. Across multiple reviews, 100% of clients highlighted their technical expertise and impressive project management skills, with seamless communication being frequently praised. The company’s adaptability and ability to integrate into existing systems were also noted, although one client mentioned a potential improvement in prioritizing project tasks.
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$5,000+$25 - $49 / hr10 - 49Calgary, Canada
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See all 24 projectsDesigno Graphy is a web development and digital marketing company that excels in custom website development and online presence optimization. They consistently receive high praise from clients, with approximately 100% positive feedback highlighting their professionalism, timely delivery, and effective communication. Notably, 70% of reviewers emphasize their expertise in web design and development, while others appreciate their comprehensive project management skills and fair pricing.
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$25,000+$150 - $199 / hr10 - 49San Francisco, CA
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See all 4 projectsYeti LLC is a Web Development company specializing in Custom Website Development and Web Application Development. Reviews indicate an 80% positive feedback rate, highlighting their enthusiasm, effective development, and can-do attitude. However, some clients note areas for improvement in project management and timeline clarity, suggesting a need for enhanced communication and organizational skills.
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$1,000+$50 - $99 / hr10 - 49Lahore, Pakistan
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See all 5 projectsZEREFLAB is a web development company renowned for its expertise in full-stack web development and web application development. The company receives overwhelmingly positive feedback, with 100% of reviewers praising its professionalism, communication, and ability to deliver projects within budget and on time. Clients commend ZEREFLAB's attention to detail and effective project management, with minor bugs being the only issue reported, which were promptly resolved.
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$5,000+$25 - $49 / hr50 - 249Newark, CA
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See all 2 projectsDevBatch is a versatile IT services company specializing in mobile app development, software development, and e-commerce solutions. The company is highly regarded for its strong project management skills and dedication to understanding client needs, leading to successful project outcomes. Approximately 85% of feedback highlights their commitment and understanding, while 15% suggests areas for improved communication and resource consistency.
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UndisclosedUndisclosed10 - 49
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See all 3 projectsiExperto Inc. is a web development company that excels in website and mobile application development, offering custom website and full-stack web development services. Across their reviews, 100% of clients praised their timely delivery, communication skills, and commitment to high-quality outcomes, demonstrating flexibility and responsiveness to client needs.
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$5,000+$50 - $99 / hr10 - 49Montevideo, Uruguay
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See all 6 projectsCommit Studio is a web development company specializing in custom website and web application development, with clients praising their expertise and flexibility. They are frequently commended for their professional communication, proactive problem-solving approach, and ability to integrate well with client teams. Approximately 100% of reviews highlight their technical competence and collaborative nature, emphasizing their dedication to project success and quality outcomes.
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$50,000+Undisclosed10 - 49Timișoara, Romania
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See all 5 projectsSoftState Technologies is a web development company specializing in custom website development and web application development. According to reviews, they are highly competent, responsive, and efficient, with 100% of feedback emphasizing their ability to integrate seamlessly into existing teams and deliver projects on time. Reviewers particularly appreciate their value for cost and skilled developers.
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$5,000+Undisclosed2 - 9Rotterdam, Netherlands
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See all 1 projectsDigital Sparks B.V. is a web development company specializing in custom website development and full-stack web development. The company consistently receives positive feedback, with 100% of reviewers highlighting their top-notch quality of work and efficient communication. Clients appreciate their structured project management and flexibility, which greatly enhance conversion optimization and site health scores.
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$5,000+$25 - $49 / hr2 - 9Split, Croatia
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See all 23 projectsWorkspace is a web development company specializing in website redesign and development, custom website development, and online programming. The majority of Workspace's feedback is overwhelmingly positive, with approximately 88% of reviews highlighting their expertise in delivering responsive, user-friendly designs and effective communication. However, one review noted project delays and dissatisfaction. Overall, Workspace is praised for professionalism, creativity, and the ability to understand client needs, making them a reliable partner for web application development.
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$25,000+$25 - $49 / hr50 - 249Bengaluru, India
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See all 24 projects7EDGE is a web development company specializing in custom website development, web application development, and full-stack web development. Reviews highlight that 7EDGE consistently delivers high-quality and efficient solutions, with 100% of reviewers emphasizing their excellent project management and strong communication skills. The team is noted for being professional, detail-oriented, and invested in client success.
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$10,000+$50 - $99 / hr10 - 49Warszawa, Poland
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See all 3 projectsPanowie Pro is a web development company specializing in custom website development, web programming, and web application development. They have received mostly positive feedback, with 90% of reviewers highlighting their creativity and commitment, although 10% noted areas for improvement in quality assurance. Their expertise with innovative tech stacks and responsiveness in project management are frequently praised.
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$75,000+$50 - $99 / hr50 - 249Lahore, Pakistan
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See all 9 projectsCubic Solutions.Inc is a web development company specializing in Custom Website Development and IT Staffing Services. Feedback from clients highlights their professionalism, timely delivery, and strong communication skills, with 100% of reviews emphasizing their supportive team and project alignment. While clients are generally satisfied, 50% mentioned a need for improvement in deliverable timeframes.
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$5,000+$150 - $199 / hr10 - 49Philadelphia, PA
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See all 19 projectsBNP Engage is a web development company specializing in custom website development and web application development. Their reviews highlight a commitment to timely delivery, exceptional project management, and effective communication. Approximately 90% of their clients express satisfaction with their professional approach and ability to enhance online presence, with many praising their responsiveness and collaborative spirit in achieving project goals.
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$10,000+$150 - $199 / hr10 - 49Kitchener, Canada
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See all 10 projectsStryve Digital Marketing is a web development company specializing in custom website development and digital marketing solutions. They have received 100% positive feedback from reviewers, highlighting their expertise, exceptional communication, and project management skills. Clients appreciate their ability to deliver on time and within budget while providing clear guidance and innovative ideas throughout the process.
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$1,000+< $25 / hr10 - 49Ahmedabad, India
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See all 15 projectsRaindrops Infotech is a web development company specializing in Custom Website Development, Full-Stack Web Development, and Web Application Development. Consistently praised for their problem-solving abilities and responsiveness, they maintain effective communication and timely delivery, with 90% of projects completed on schedule. Clients appreciate their design solutions and technical skills, with no significant areas for improvement noted across reviews.
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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.