Top Kotlin Developers in the United States
Kotlin has become the go-to language for modern Android apps, JVM back ends, and multiplatform projects. From Silicon Valley product studios to boutique dev shops in Austin and New York, U.S. teams are pushing the limits of what Kotlin can do.
On Clutch, every provider is ranked using client interviews, detailed case studies, and our proprietary verification process, so you can quickly shortlist partners you trust. Use the filters to narrow by hourly rate, project size, industry focus, or city, then dive into each profile to see code samples and real-world results.
Ready to explore? Check out these helpful resources:
• Kotlin Developers in New York
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$25,000+$100 - $149 / hr10 - 49Canton, OH
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See all 10 projectsSKYCATCHFIRE is a custom software development company that excels in tailored software creation and managed software development. Clients commend their efficient project management, delivering on time and adapting to changing needs, with 100% of reviewers appreciating their communication and flexibility. Their ability to quickly understand complex technical requirements impresses 75% of their clients, contributing to an overall positive feedback.
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$10,000+$50 - $99 / hr10 - 49Miami, FL
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See all 10 projectsAppluex is a Custom Software Development company known for its expertise in improving UI/UX and enhancing the stability of mobile apps. With a 100% positive feedback rate, clients commend their prompt communication and ability to seamlessly integrate into existing projects, delivering tailored software development that exceeds expectations.
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$50,000+$25 - $49 / hr250 - 999Framingham, MA
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See all 25 projectsBoston Technology Corporation is a custom software development company that excels in tailored software development, particularly in the healthcare and technology sectors. Their clients consistently praise their project management, timely delivery, and adaptability in meeting specific project needs. Approximately 90% of reviewers highlight their strong communication and proactive approach. Their ability to deliver quality results with minimal defects and seamless communication is consistently noted as a significant strength.
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$10,000+$150 - $199 / hr10 - 49New York, NY
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See all 29 projectsCoalesce is a bespoke software development company specializing in custom software creation and full-stack software development. The company has received overwhelmingly positive feedback, with 100% of reviewers highlighting their strong project management, effective communication, and ability to understand and meet client needs. Clients consistently commend Coalesce's expertise, flexibility, and commitment to delivering high-quality results on time and within budget.
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$100,000+$150 - $199 / hr50 - 249Carmel, IN
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See all 11 projectsSEP is a custom software development company with expertise in tailored software and end-to-end software engineering solutions. They consistently deliver high-quality products and are highly valued for their consultative approach and deep technical expertise. A significant 100% of reviewers commend their communication, proactive project management, and alignment with client needs, while their ability to seamlessly integrate with client teams stands out as a recurring theme.
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$5,000+$25 - $49 / hr50 - 249Dover, DE
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See all 16 projectsClustox is a full stack software development company specializing in custom software creation and bespoke software development. Their reviews are overwhelmingly positive, with clients highlighting their effective project management, transparent communication, and commitment to delivering high-quality solutions. Approximately 95% of feedback emphasizes their ability to meet deadlines and their collaborative approach, which fosters successful partnerships.
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$25,000+$150 - $199 / hr10 - 49Denver, CO
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See all 9 projectsWoodridge Software is a bespoke software development company specializing in custom software creation and end-to-end software development. Reviews indicate a 100% positive feedback rate, highlighting their problem-solving skills, adaptability, and strong project management capabilities. Notably, 60% of reviewers commend their ability to integrate and deliver tailored solutions across diverse industries efficiently.
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$75,000+$100 - $149 / hr50 - 249Richmond, VA
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See all 17 projectsShockoe is a Custom Software Creation company specializing in Full Stack Software Development and mobile app solutions. Across multiple reviews, 100% of clients highlight their effective project management, flexibility, and strong understanding of business needs. Clients commend Shockoe for their realistic deadlines and seamless integration of software, noting a significant improvement in business processes and user experience.
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$5,000+$50 - $99 / hr10 - 49Euless, TX
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See all 7 projectsCrossway Consulting, a versatile digital services company, excels in web development, SEO, and digital marketing. With 100% positive reviews, clients consistently praise their timely project delivery, professionalism, and industry knowledge. Approximately 75% of reviewers highlight their exceptional communication and responsiveness, showcasing a strong commitment to client satisfaction and business growth.
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UndisclosedUndisclosed10 - 49Leawood, KS
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See all 13 projectsActive Logic is a custom software development company known for delivering tailored software solutions across various industries. Approximately 90% of their reviews highlight the firm's responsiveness and effective communication. Clients commend their ability to manage projects efficiently, with a 100% project completion rate within the original scope. Noteworthy aspects include their commitment to client needs and transparent communication, although some reviews mention budget overages.
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$5,000+$25 - $49 / hr10 - 49Miami, FL
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See all 7 projectsInfinixSoft is a custom software development company offering tailored mobile and desktop app solutions. Reviews indicate a strong capacity for scalable projects, with 75% of reviewers appreciating their software development expertise. However, 50% noted timeline and design challenges. Overall, InfinixSoft is recommended for their commitment to client relationships and understanding of diverse business models.
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$25,000+$50 - $99 / hr50 - 249Los Angeles, CA
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See all 2 projectsSpartan is a custom software development company known for delivering tailored software solutions with a strong focus on organization, process, and perpetual improvement. Their remarkable expertise is evident as 100% of reviews highlight their exceptional communication and project management skills, with clients praising their responsiveness and commitment to client success. Spartan consistently meets project goals, from building MVPs to enhancing system stability.
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$10,000+$100 - $149 / hr10 - 49Austin, TX
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See all 5 projectsTouch To is a Custom Software Creation company specializing in bespoke and tailored software development solutions. With an emphasis on excellent communication and creativity, 100% of reviewers praised their project management skills and ability to fulfill project scope. Their end-to-end software development services are highly valued for their adaptability and alignment with client needs and values.
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$50,000+$100 - $149 / hr50 - 249Vienna, VA
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See all 18 projectsMobomo is a custom software development company specializing in tailored solutions, including web and mobile app development. The majority of reviews, approximately 85%, highlight their competence in delivering innovative and timely solutions, with an emphasis on agile project management and responsive communication. Reviewers consistently praise Mobomo's ability to align with project goals, although some mention room for improvement in content quality assurance.
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$100,000+$150 - $199 / hr1,000 - 9,999Boston, MA
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See all 34 projectsDEPT® is a software development company specializing in bespoke and full-stack software creation. Over 90% of their reviews highlight their exceptional flexibility, communication, and commitment to delivering high-quality, tailored software solutions. Clients consistently praise DEPT® for their strong project management skills and ability to integrate seamlessly with existing teams, significantly enhancing project outcomes.
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$50,000+$100 - $149 / hr10 - 49Los Angeles, CA
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See all 13 projectsMetaCTO is a Custom Software Development company specializing in tailored software creation and end-to-end software development solutions. Their reviews reflect a 100% positive feedback rate, highlighting their expertise in complex software engineering and rapid project execution. Clients commend MetaCTO for their strategic thinking, adaptability, and proactive communication, with 50% of reviewers emphasizing their ability to deliver scalable, production-ready platforms.
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$5,000+$50 - $99 / hr10 - 49Houston, TX
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See all 30 projectsWP Pals is a company specializing in Custom Software Development and tailored software solutions. Reviews highlight their knowledgeable approach and excellent workflow, with 100% of reviewers appreciating their individual care and ability to identify optimal solutions. Their focus on bespoke software development ensures a personalized experience for clients.
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$25,000+$25 - $49 / hr10 - 49Falls Church, VA
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See all 10 projectsOakTree Apps is a bespoke software development company specializing in custom software creation and software engineering. All reviews (100%) highlight their exceptional skill in managing complex projects and delivering on time, with reviewers frequently praising their effective communication and ability to surpass expectations in software development and usability enhancements.
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$1,000+$50 - $99 / hr10 - 49Miami, FL
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See all 8 projectsOnePix is a custom software development company specializing in tailored software development and bespoke software creation. The company consistently receives positive feedback, with clients highlighting their delivery-focused project management and responsiveness. Approximately 100% of reviewers appreciate their expertise in full stack software development and effective communication, demonstrating high satisfaction with their pragmatic and result-oriented approach.
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Undisclosed< $25 / hr50 - 249Houston, TX
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See all 9 projectsCraftedQ is a bespoke software development company offering tailored software solutions, specializing in end-to-end software development and management. Reviews indicate a 100% satisfaction rate, highlighting their expertise in custom software creation, commitment to quality, and seamless communication. Approximately 70% of reviews commend their exceptional project management and client-centric approach.
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UndisclosedUndisclosed250 - 999New York, NY
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See all 15 projectsOxagile is a software development company highly regarded for its custom and tailored software development services, boasting exceptional project management and engineering expertise. Approximately 90% of reviewers commend Oxagile's on-time delivery and high-quality solutions, highlighting their responsiveness and communication. Clients frequently praise their skilled team and effective cost management, with 70% noting successful project outcomes and innovative approaches.
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$25,000+$50 - $99 / hr50 - 249St. Petersburg, FL
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See all 5 projectsHeyInnovations specializes in Custom App Development and Tailored Software Solutions, delivering comprehensive services from concept to deployment. Their clients commend their professionalism, timely delivery, and attention to detail, which have led to significant business growth. HeyInnovations is recognized for their proactive approach and ability to suggest innovative strategies beyond the immediate project scope.
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$50,000+$100 - $149 / hr10 - 49Los Angeles, CA
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See all 23 projectsMaterialize Labs is a bespoke software development company specializing in custom software creation and full stack software development. Their reviews demonstrate a high level of satisfaction, with approximately 100% of clients praising their project management and communication. Many clients, about 70%, specifically commend their ability to deliver high-quality work on time and within budget, highlighting their professionalism and technical expertise.
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$1,000+$50 - $99 / hr2 - 9Orem, UT
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See all 11 projectsBusy Human is a Custom Software Development firm specializing in bespoke software creation and end-to-end software development. With 100% positive feedback, clients highlight their effective communication, timely delivery, and ease of collaboration. The company excels in turning complex requirements into functional web and mobile applications, significantly enhancing business operations for diverse industries.
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$10,000+$50 - $99 / hr50 - 249Los Angeles, CA
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See all 46 projectsDevTeamSpace is a bespoke software development company specializing in end-to-end software engineering solutions. Their services receive overwhelmingly positive feedback, with approximately 90% of reviews highlighting their adaptability, high responsiveness, and strong project management. Clients frequently commend them for their innovative approaches and ability to align with client goals, although some mention minor delays in feature release timing.
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$10,000+$25 - $49 / hr10 - 49St. Petersburg, FL
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See all 2 projectsCyfrania is a custom software development company specializing in tailored and full-stack software development solutions. The company has received 100% positive feedback, with clients praising their professionalism, responsiveness, and proactive approach to improving applications. Cyfrania's ability to adapt to clients' budgets and address complex challenges efficiently is frequently highlighted.
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$50,000+$25 - $49 / hr50 - 249Miami, FL
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See all 15 projectsORIL is a Custom Software Development company specializing in bespoke software creation and full-stack software development. Their reviews reflect high client satisfaction, with approximately 100% positive feedback. Clients commend their professionalism, flexibility, responsiveness, and ability to deliver within tight deadlines, highlighting their end-to-end software development capabilities and effective project management.
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$50,000+$100 - $149 / hr10 - 49Eugene, OR
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See all 12 projectsTwenty Ideas is a bespoke software development company specializing in custom software creation and full-stack software development. The reviews highlight their strong work ethic, creative problem-solving skills, and effective project management, with approximately 90% of feedback being positive. Clients appreciate their partnership approach and strategic input, with nearly 70% noting their ability to think critically and deliver tailored solutions.
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$5,000+Undisclosed50 - 249Houston, TX
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See all 3 projectsITsGuru - Managed IT Services is an IT management company specializing in network infrastructure, desktop maintenance, and cybersecurity compliance. Their reviews highlight rapid response times and efficient problem resolution, with 100% positive feedback emphasizing successful system upgrades and seamless technology migrations. Reviewers consistently commend their quick ticket responses and proactive approach to client needs.
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$5,000+$50 - $99 / hr10 - 49Charlotte, NC
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See all 42 projectsAnimink is a bespoke software development company specializing in custom software creation and full-stack software development solutions. They consistently receive positive feedback for their exceptional project management, responsiveness, and ability to deliver tailored solutions on time, with 100% of reviews highlighting their professionalism and adherence to client needs. Additionally, Animink is praised for their effective communication and dedication to client satisfaction.
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$25,000+$150 - $199 / hr10 - 49Irvine, CA
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See all 19 projectsFishermen Labs is a bespoke software development company specializing in custom software creation for mobile and web platforms. The reviews reveal a recurring theme of strong project management, with clients highlighting their professionalism, accessibility, and ability to deliver high-quality products. Approximately 80% of reviews emphasize their superior communication and integration into client teams, although some suggest improvements in initial project scoping and quality assurance processes.
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$10,000+$150 - $199 / hr10 - 49Santa Monica, CA
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See all 20 projectsFullsend Solutions Inc. is a custom software development company specializing in bespoke software creation and full-stack software development. Overall, 100% of reviewers praised their ability to deliver projects on time and within budget. Clients frequently noted their exceptional project management, with approximately 80% highlighting the team's flexibility, responsiveness, and strong cultural fit.
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Undisclosed$150 - $199 / hr50 - 249San Francisco, CA
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See all 1 projectsScalio is a Custom Software Development company renowned for delivering tailored solutions across web, iOS, and Android platforms. Their robust project management, transparent communication, and efficient delivery have garnered overwhelmingly positive reviews, with 100% of reviewers highlighting their commitment and technical expertise. Notably, they managed to complete a complex project ahead of schedule, illustrating their capability in full-stack software development.
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$25,000+$100 - $149 / hr10 - 49Hopewell, NJ
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See all 16 projectsTechNeed is a custom software development company specializing in tailored and end-to-end software creation. They have consistently demonstrated excellence in project management and the ability to deliver innovative solutions across diverse industries. Impressively, 100% of reviewers highlight their collaborative approach and problem-solving expertise, with no negative feedback reported. TechNeed’s commitment to understanding client needs and offering strategic improvements is a recurring theme in their reviews.
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$5,000+$25 - $49 / hr50 - 249Miami, FL
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See all 34 projectsPixcile Technologies is a custom software development company that excels in tailored software development solutions, particularly CRM systems across various industries. Reviewers consistently praised their ability to deliver innovative, user-friendly, and efficient solutions on time, with approximately 90% highlighting improved operational efficiency and 80% noting a strong alignment with client needs. However, some suggested enhancements in communication and training could further augment project outcomes.
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$10,000+$100 - $149 / hr10 - 49Denver, CO
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See all 11 projectsWestLink is a bespoke software development company specializing in end-to-end and tailored software solutions. With a 100% positive feedback rate, clients commend their professionalism, visionary leadership, and ability to integrate seamlessly with existing teams. Approximately 40% of reviewers highlight their expertise in agile project management, while others emphasize their timely delivery and responsive communication.
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$10,000+$50 - $99 / hr10 - 49Farmington, MI
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See all 8 projectsDenovo Studios excels in Custom Software Development, specializing in tailored software solutions and full stack development. Reviews indicate a 100% satisfaction rate, with clients praising their project management and ability to deliver user-friendly platforms. Their teams are noted for flexibility, responsiveness, and collaborative spirit, consistently meeting project deadlines and requirements.
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$10,000+$50 - $99 / hr50 - 249Reston, VA
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See all 5 projectsSTS Software is a Custom Software Development company specializing in tailored and end-to-end software solutions. Over 90% of reviews highlight their exceptional project management and communication skills, with clients praising their professionalism, technological expertise, and ability to meet complex requirements. The company's work has resulted in significant improvements, such as a 200% increase in targeted client traffic and seamless integration of systems.
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$50,000+$150 - $199 / hr10 - 49Tustin, CA
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See all 3 projectsUptech Studio is a bespoke software development company specializing in tailored software solutions, particularly in mobile app creation. Reviews indicate a strong emphasis on product design and development, with 100% of feedback highlighting their expertise and attention to detail. Their project management is praised for timeliness and effective communication, resulting in successful, bug-free app deployments.
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$10,000+$25 - $49 / hr2 - 9Los Angeles, CA
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See all 4 projectsOverturn Media Inc is a dynamic web development and mobile app design company known for its expertise in creating user-friendly websites and applications. With 100% positive feedback, clients commend their proactive project management and effective communication. Approximately 70% of reviewers highlight their ability to foresee potential issues and offer innovative solutions, making them a reliable partner in e-commerce and digital development.
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$5,000+$150 - $199 / hr10 - 49New York, NY
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See all 7 projectsVan West Media is a digital marketing agency specializing in website development, branding, and SEO services. The company receives predominantly positive feedback, with approximately 90% of reviewers highlighting their professionalism and responsiveness. Clients commend Van West Media for their effective project management and alignment with company values, with over 70% appreciating the cohesive team led by Shad, the CEO. However, a few clients noted areas for improvement in internal communications and project implementation.
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$25,000+$50 - $99 / hr10 - 49Milwaukee, WI
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See all 17 projectsZetaton is a bespoke software development company specializing in custom software creation and full stack software development. Reviews highlight a 100% client satisfaction rate, praising their professionalism, timely delivery, and effective project management. Clients consistently commend Zetaton's ability to meet deadlines and tailor their services to specific project requirements, underscoring their dedication and technical expertise in software engineering.
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UndisclosedUndisclosed50 - 249Norfolk, VA
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See all 2 projectsMartianCraft is a custom software development company recognized for its tailored software creation and expertise in full-stack software development. With 100% positive feedback highlighting their responsiveness and coding proficiency, they excel in delivering complex projects such as lifesaving medical apps, demonstrating their capability in end-to-end software development and managed software development.
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$10,000+$25 - $49 / hr2 - 9Los Angeles, CA
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See all 21 projectsBlupalms is a custom software development company specializing in tailored software solutions and end-to-end software development. Reviewers consistently praise their exceptional project management and responsiveness, with 100% positive feedback highlighting their ability to deliver projects on time and meet client needs effectively. Their willingness to exceed expectations and act as a collaborative partner is frequently noted.
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$10,000+< $25 / hr50 - 249Frisco, TX
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See all 7 projectsBiz4Solutions is a Custom Software Creation firm specializing in both web and mobile app development. Clients have praised their effective communication, with 100% of the reviews highlighting strong project management and collaboration. Their tailored software development services have significantly contributed to client business growth, with one client reporting a fourfold increase in revenue.
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$25,000+$25 - $49 / hr50 - 249New York, NY
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See all 18 projectsVisionX is a Custom Software Development company renowned for its tailored software creation and innovative use of AI, AR/VR, and Machine Learning. The company receives overwhelmingly positive feedback, with approximately 90% of reviewers highlighting its ability to deliver high-quality, adaptable solutions. While minor delays were noted, their exceptional customer service and responsiveness remain widely praised.
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$10,000+$50 - $99 / hr10 - 49Raleigh, NC
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See all 12 projectsZRIX, operating as CMS Website Services, is a proficient software development company specializing in custom software creation, tailored software development, and full stack software development. With an emphasis on reliability and responsiveness, they consistently deliver high-quality projects, as noted by clients like Bernard Health and a contracting marketing company. Approximately 90% of reviewers praise their technical expertise and effective communication.
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$1,000+$50 - $99 / hr50 - 249New York, NY
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See all 13 projectsDigital Dot is a digital marketing and SEO agency known for website development, SEO optimization, and PPC services. The company consistently receives high praise for its professional, timely delivery and effective communication, with 100% of reviews highlighting their exceptional value for cost and impressive results in improved traffic and conversions. Their ability to align with clients' values and provide tailored strategies is frequently commended.
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$25,000+$100 - $149 / hr10 - 49New York, NY
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See all 3 projectsEconify is a full-stack software development company specializing in custom software creation, excelling in comprehensive web, mobile app, and CTV development. They received overwhelmingly positive feedback, with 100% of reviews highlighting their technical expertise and project management efficiency, resulting in enhanced performance and scalability for MotorTrend's digital platforms. Their commitment to innovation and seamless communication stood out across reviews.
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$5,000+$25 - $49 / hr50 - 249Newark, CA
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See all 2 projectsDevBatch is a custom software development company known for delivering tailored software solutions across various industries. Their reviews indicate a strong commitment to project management, timely delivery, and understanding clients' needs. While 90% of feedback is positive, highlighting their efficient management and dedication, a few clients noted areas for potential improvement in communication and team consistency.
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List of the Top 15 United States Kotlin Development Services
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$25,000+$25 - $49 / hr250 - 999New York, NY
Ability to deliver
39.6/40.019.6/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
40% Web Development40% Mobile App Development20% Other -
$25,000+$50 - $99 / hr50 - 249Hollywood, FL
Ability to deliver
39.5/40.020/20 Reviews10/10 Clients & Experience9.5/10 Market PresenceService focus
10% Custom Software Development30% Kotlin10% Web Development60% Mobile App Development20% Other -
$25,000+$25 - $49 / hr250 - 999Lakeville, MN
Ability to deliver
36.6/40.016.8/20 Reviews9.9/10 Clients & Experience9.9/10 Market PresenceService focus
15% Custom Software Development30% Kotlin10% Web Development10% Mobile App Development15% Enterprise App Modernization50% Other -
$50,000+$100 - $149 / hr50 - 249Los Angeles, CA
Ability to deliver
36/40.016.4/20 Reviews10/10 Clients & Experience9.6/10 Market PresenceService focus
20% Custom Software Development55% Kotlin40% Mobile App Development30% AR/VR Development10% Other -
$5,000+$25 - $49 / hr250 - 999New York, NY
Ability to deliver
38.9/40.020/20 Reviews10/10 Clients & Experience8.9/10 Market PresenceService focus
60% Custom Software Development15% Kotlin40% Other -
$5,000+$50 - $99 / hr50 - 249Miami, FL
Ability to deliver
37.9/40.018.6/20 Reviews10/10 Clients & Experience9.3/10 Market PresenceService focus
10% Custom Software Development30% Kotlin10% Web Development60% Mobile App Development20% Other -
$25,000+$100 - $149 / hr50 - 249Plano, TX
Ability to deliver
40/40.020/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
35% Custom Software Development10% Kotlin10% Web Development30% Mobile App Development25% Other -
$50,000+$150 - $199 / hr50 - 249Los Angeles, CA
Ability to deliver
40/40.020/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
20% Custom Software Development10% Kotlin10% Web Development50% Mobile App Development20% Other -
$10,000+$50 - $99 / hr50 - 249Greenville, SC
Ability to deliver
39.9/40.020/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
30% Custom Software Development10% Kotlin50% Mobile App Development20% Other -
$50,000+$100 - $149 / hr50 - 249Irvine, CA
Ability to deliver
39.8/40.020/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
40% Custom Software Development10% Kotlin10% Web Development10% Mobile App Development30% AR/VR Development10% Other -
$75,000+Undisclosed250 - 999Charlotte, NC
Ability to deliver
39.5/40.020/20 Reviews10/10 Clients & Experience9.5/10 Market PresenceService focus
15% Custom Software Development10% Kotlin5% Web Development5% Mobile App Development5% Application Management & Support70% Other -
$25,000+$50 - $99 / hr50 - 249San Francisco, CA
Ability to deliver
37.5/40.017.8/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
20% Custom Software Development25% Kotlin20% Web Development40% Mobile App Development20% Other -
$25,000+$50 - $99 / hr50 - 249Costa Mesa, CA
Ability to deliver
38.1/40.019.2/20 Reviews9.6/10 Clients & Experience9.3/10 Market PresenceService focus
20% Web Development50% Mobile App Development30% Other -
$10,000+Undisclosed10 - 49Rockville, MD
Ability to deliver
37.7/40.018/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
30% Web Development40% Mobile App Development10% Application Management & Support20% Other -
$25,000+$50 - $99 / hr250 - 999Austin, TX
Ability to deliver
37.6/40.018/20 Reviews10/10 Clients & Experience9.6/10 Market PresenceService focus
20% Custom Software Development11% Kotlin20% Mobile App Development60% Other -
$25,000+$25 - $49 / hr50 - 249Dallas, TX
Ability to deliver
36.9/40.017.2/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
30% Custom Software Development20% Kotlin40% Mobile App Development10% Enterprise App Modernization20% Other -
$50,000+$25 - $49 / hr1,000 - 9,999Houston, TX
Ability to deliver
35.4/40.017.4/20 Reviews8.4/10 Clients & Experience9.6/10 Market PresenceService focus
10% Custom Software Development15% Kotlin10% Web Development10% Mobile App Development10% Application Management & Support60% Other -
Undisclosed$25 - $49 / hr250 - 999Salt Lake City, UT
Ability to deliver
37.3/40.017.6/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
10% Custom Software Development10% Kotlin10% Web Development40% Mobile App Development10% AR/VR Development30% Other -
$25,000+$100 - $149 / hr10 - 49Denver, CO
Ability to deliver
37.6/40.018/20 Reviews10/10 Clients & Experience9.6/10 Market PresenceService focus
30% Custom Software Development15% Kotlin50% Mobile App Development5% Application Management & Support5% Enterprise App Modernization10% Other -
$25,000+$50 - $99 / hr250 - 999Austin, TX
Ability to deliver
36.2/40.016.4/20 Reviews9.9/10 Clients & Experience9.9/10 Market PresenceService focus
30% Custom Software Development15% Kotlin10% Web Development10% Mobile App Development50% Other -
$5,000+$25 - $49 / hr50 - 249Fort Wayne, IN
Ability to deliver
35.7/40.018.4/20 Reviews10/10 Clients & Experience7.3/10 Market PresenceService focus
15% Custom Software Development25% Kotlin5% Web Development40% Mobile App Development15% Application Management & Support25% Other -
$10,000+$50 - $99 / hr10 - 49Atlanta, GA
Ability to deliver
35.6/40.016/20 Reviews10/10 Clients & Experience9.6/10 Market PresenceService focus
10% Custom Software Development30% Kotlin10% Web Development53% Mobile App Development27% Other -
$75,000+$150 - $199 / hr250 - 999New York, NY
Ability to deliver
36.8/40.016.8/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
15% Web Development55% Mobile App Development30% Other -
$25,000+$50 - $99 / hr50 - 249Wilmington, DE
Ability to deliver
36/40.016.4/20 Reviews10/10 Clients & Experience9.6/10 Market PresenceService focus
80% Mobile App Development20% Other -
$10,000+$25 - $49 / hr250 - 999Lauderdale-by-the-Sea, FL
Ability to deliver
37.1/40.020/20 Reviews10/10 Clients & Experience7.1/10 Market PresenceService focus
5% Web Development20% Mobile App Development5% AR/VR Development70% Other -
Undisclosed$50 - $99 / hr1,000 - 9,999Tampa, FL
Ability to deliver
35.8/40.019.2/20 Reviews6.9/10 Clients & Experience9.7/10 Market PresenceService focus
25% Custom Software Development10% Kotlin75% Other -
$50,000+$50 - $99 / hr50 - 249Dallas, TX
Ability to deliver
38.4/40.018.6/20 Reviews9.8/10 Clients & Experience10/10 Market PresenceService focus
10% Custom Software Development20% Kotlin10% Web Development10% Mobile App Development70% Other -
$25,000+$150 - $199 / hr50 - 249Austin, TX
Ability to deliver
35.6/40.015.6/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
10% Custom Software Development21% Kotlin10% Web Development35% Mobile App Development10% AR/VR Development10% Enterprise App Modernization25% Other -
$50,000+$150 - $199 / hr250 - 999Irvine, CA
Ability to deliver
36.1/40.016.2/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
45% Custom Software Development10% Kotlin30% Web Development25% Mobile App Development -
$50,000+$150 - $199 / hr50 - 249Herndon, VA
Ability to deliver
35.2/40.017/20 Reviews8.8/10 Clients & Experience9.5/10 Market PresenceService focus
15% Web Development40% Mobile App Development45% Other
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United States Kotlin Development FAQs
Working with a domestic Kotlin development team can streamline collaboration, especially when projects require daily stand-ups, rapid iteration, or compliance with U.S. data laws such as HIPAA or CCPA.
A local partner typically shares your time zone, business culture, and QA standards, reducing miscommunication and speeding up feedback loops. Plus, many U.S. agencies have direct ties to tech hubs—think Bay Area VC networks or enterprise clients in New York—that can open doors for future growth.
U.S. Kotlin development specialists work across a broad spectrum of verticals, including:
- Fintech and digital banking
- Health tech and HIPAA-compliant apps
- E-commerce and retail (Shopify, Magento back ends)
- Transportation and logistics (real-time tracking)
- Media streaming and entertainment
Mixed-platform skill sets (Kotlin Multiplatform Mobile, Compose for Desktop) let them support both consumer and enterprise projects.
- Audit their code—Ask for GitHub samples or walkthroughs to verify clean, idiomatic Kotlin.
- Match architecture styles—If you need MVVM with Coroutines and Flow, ensure the team has that stack on past projects.
- Check domain experience—Fintech apps benefit from partners who’ve passed SOC 2 or PCI audits.
- Assess collaboration tools—Look for agencies proficient in Jira, Slack, and automated CI/CD (e.g., GitHub Actions).
- Review Clutch feedback—Client quotes on timelines, bug rates, and post-launch support reveal real performance.
It’s vital to be thorough when assessing potential partners. Clutch prepared vetted directories of proven developers ready for your project. Find the ideal team by leveraging the resources and filters available on the platform.
• Java-only portfolios with minimal Kotlin samples
• Low senior-level ratio; a team of mostly juniors can slow delivery
• Vague estimates without sprint breakdowns or acceptance criteria
• No automated testing (unit, UI, or integration) in their process
• Ownership concerns—agencies that retain source-code rights or charge release fees
Development cycles require close collaboration and good project management. Keep a close eye out for these warning signs to ensure your project’s smooth progress.
Most U.S. Kotlin agencies charge $100 – $200 per hour according to recent Clutch pricing data. Typical project ranges:
- MVP or feature add-ons: $25,000 – $60,000
- Full-scale Android or KMP app: $75,000 – $200,000+
- Long-term team augmentation: $15,000 – $40,000 per developer, per month
Factors that influence cost include team seniority, project complexity (e.g., reactive programming, microservices), and whether design or product strategy is bundled in.