Top Kotlin Developers
Kotlin has become the preferred language for Android development and is rapidly expanding into backend services and multiplatform applications. Its concise syntax, null safety, and full interoperability with Java make it a practical choice for teams modernizing existing codebases or building new products from scratch.
Kotlin developers on Clutch are vetted through a verified review process, so you can compare firms based on real client outcomes — not just self-reported credentials. These companies build native Android applications, server-side systems using Ktor or Spring Boot, and cross-platform solutions with Kotlin Multiplatform (KMP). Related directories: Android app development companies, mobile app development companies, and the full Kotlin developers directory.
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$10,000+$25 - $49 / hr250 - 999Beverly Hills, CA
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See all 47 projectsIndiaNIC Infotech Limited is a custom software development company specializing in bespoke software creation and full-stack software development. The reviews reveal a mix of positive and negative feedback, with approximately 80% highlighting effective communication and project management as strengths, while about 20% mention issues with scope clarity and pricing changes. Clients appreciate the team's flexibility, friendliness, and dedication to project delivery.
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$5,000+$25 - $49 / hr10 - 49
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See all 4 projectsBright Byte is a company specializing in technical audits and business process optimization. Reviews highlight their dedication and focused engagement on projects, with 100% of the feedback mentioning timely completion of tasks and effective communication. While their work is highly regarded, a minor challenge noted was managing time zone differences.
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$10,000+$25 - $49 / hr50 - 249Mumbai, India
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See all 5 projectsCymetrix Infotech Inc. is a Custom Software Creation company specializing in bespoke CRM and Salesforce application development. They received 100% positive feedback for their software engineering expertise, timely delivery, and tailored solutions, with clients praising their ability to enhance efficiency, regulatory compliance, and customer engagement. Their leadership and alignment with client values are also frequently highlighted.
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$5,000+$50 - $99 / hr50 - 249
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See all 4 projectsMagic Powered Inc is a bespoke software development company specializing in custom software creation and brand identity solutions. With a 100% positive feedback rate, clients commend their ability to execute visions and generate innovative ideas. The team is praised for strong communication and collaborative project management, though minor improvements in time management are noted.
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$1,000+< $25 / hr50 - 249Ahmedabad, India
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See all 10 projectsConcetto Labs is a bespoke software development company specializing in tailored software solutions, including mobile applications and ERP systems. The reviews highlight their high level of technical skill, reliable project management, and commitment to deadlines, with 100% of feedback being positive. Notably, 67% of reviewers appreciated their value for cost, and 33% emphasized their impressive ability to adapt to client requirements.
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$25,000+$50 - $99 / hr50 - 249Zagreb, Croatia
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See all 13 projectsIngemark is a custom software development company that excels in bespoke and full-stack software development services. With a focus on delivering tailored software solutions, they have garnered overwhelmingly positive feedback, with over 90% of reviewers highlighting their broad development knowledge and impressive project management. Clients consistently praise their responsiveness, technical expertise, and ability to innovate while maintaining pragmatic solutions.
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$5,000+$50 - $99 / hr50 - 249Vilnius, Lithuania
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See all 4 projectsSOFTETA is a Custom Software Development company specializing in tailored software solutions and end-to-end software development services. Across reviews, 100% of clients commend their technical expertise, timely delivery, and excellent project management. Clients highlight their commitment to quality and seamless integration into projects, indicating a high level of professionalism and reliability.
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$1,000+$25 - $49 / hr50 - 249San Francisco, CA
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See all 2 projectsiBOS Limited is a UI/UX design company recognized for delivering high-quality design solutions. Reviewers consistently cite their effective project management, with 100% praising their ability to meet tight deadlines and collaborate effectively. Their work led to increased user engagement and satisfaction, with multiple clients noting improved metrics post-redesign. The company is lauded for its professionalism and alignment with client needs.
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$25,000+$25 - $49 / hr50 - 249Kyiv, Ukraine
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See all 31 projectsMLSDev is a custom software development company specializing in tailored and end-to-end software solutions. Reviews indicate a high level of satisfaction, with 100% positive feedback on reliability, communication, and adaptability. Clients highlight their proficiency in software engineering and their ability to integrate new technologies, although some note limitations in team flexibility regarding working hours.
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$5,000+$50 - $99 / hr10 - 49Mississauga, Canada
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See all 14 projectsAsapp Studio is a custom software development company specializing in tailored and full-stack software engineering solutions. Across their reviews, approximately 90% of clients highlight their excellent technical solutions and strong project management, with several noting the team's dedication and responsiveness. Clients appreciate their ability to deliver projects on time and within budget, though one review suggested potential improvements in project management efficiency.
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$1,000+$50 - $99 / hr50 - 249Dhaka, Bangladesh
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See all 10 projectsPolygon Technology Limited is a custom software development company known for delivering tailored software solutions and end-to-end software development services. Reviewers commend their meticulous project management, timely delivery, and high-quality service, with 100% of the feedback being positive. Notably, their expertise in bespoke software development and ability to create secure, feature-rich platforms is frequently highlighted.
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$5,000+$50 - $99 / hr10 - 49
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See all 4 projectsappsolute GmbH is a custom software development company that specializes in tailored software development, with a strong focus on creating apps for various platforms such as Apple TV, Android TV, and Fire TV. The majority of feedback highlights their impressive project management and ability to deliver functional solutions on time, with 100% of reviewers noting their effective communication and innovative approach.
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$10,000+$25 - $49 / hr50 - 249Warszawa, Poland
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See all 8 projectsTeam Connect Ltd. is a custom software development company specializing in tailored software solutions, particularly CRM systems. Reviewers consistently praise their professionalism and punctuality, with 100% of feedback highlighting their ability to understand client needs and provide bespoke solutions. The company demonstrates effective communication and project management, resulting in successful outcomes without identified areas for improvement.
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$5,000+< $25 / hr50 - 249Colombo, Sri Lanka
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See all 5 projectsXiteb Pvt Ltd is a bespoke software development company specializing in custom software creation, eCommerce websites, and mobile apps. Clients consistently praise their effective project management and adherence to timelines, with 100% of reviews highlighting their ability to deliver tailored solutions on schedule. Their customer-centric approach and strong value offering are particularly noteworthy.
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$5,000+$25 - $49 / hr50 - 249Ho Chi Minh, Vietnam
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See all 3 projectsAMIT GROUP is a Software Development company specializing in Custom Software Creation and Full Stack Software Development. Reviews highlight their flexibility, professionalism, and ability to meet deadlines, with 100% of reviewers noting their adaptability and energy. Areas for improvement include communication and issue resolution, though they are continuously improving in these aspects.
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$5,000+$25 - $49 / hr10 - 49Warszawa, Poland
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See all 6 projectsAppotype is a Custom Software Development company specializing in tailored software creation and full-stack development. They have consistently received positive feedback, with 100% of reviewers highlighting their flexibility, commitment, and effective communication. Clients appreciate their proactive approach and adherence to deadlines, while some suggest gaining more experience with specific technologies.
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$10,000+$25 - $49 / hr50 - 249Almaty, Kazakhstan
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See all 10 projectsGEXABYTE is a bespoke software development company specializing in tailored software creation and full-stack software development. Reviews reveal a 100% success rate in delivering complex projects on time, with impressive competencies noted by clients. Approximately 75% of reviewers praised their adaptability and effective communication, though some suggested improvements in scaling and time estimates.
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Undisclosed$25 - $49 / hr10 - 49Prishtina, Kosovo
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See all 2 projectsTENTON is a dynamic software development company specializing in mobile and web platform design and development. They have received overwhelmingly positive feedback for their technical expertise, project management, and commitment to quality, with no significant areas for improvement noted. Approximately 100% of reviewers commend their strong communication, responsiveness, and ability to meet deadlines, ensuring a seamless collaboration experience.
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$1,000+< $25 / hr10 - 49Rajkot, India
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See all 27 projectsGuru Technolabs is a Custom Software Creation company specializing in tailored software development and end-to-end software engineering solutions. The reviews indicate a high level of satisfaction, with approximately 90% of feedback being positive. Clients commend their commitment, timely delivery, and outstanding project management, with 75% mentioning CEO involvement and effective communication as distinguishing factors.
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$10,000+$25 - $49 / hr10 - 49Cherkasy, Ukraine
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See all 6 projectsNeedplex offers Custom Software Development services, including bespoke mobile applications and UX design. Feedback highlights their deep understanding, organized project management, and timely delivery, making them a reliable partner for tailored software solutions. Clients appreciate their approach to scalable development, though some suggest improvements in defect tracking methods.
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$10,000+$150 - $199 / hr10 - 49Düsseldorf, Germany
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See all 12 projectsMarketer UX is a multifaceted digital marketing company specializing in Webflow development, SEO, and PPC campaigns. Their reviews highlight a consistent track record of professional excellence, with an emphasis on timely delivery, proactive communication, and strategic foresight. Approximately 100% of reviewers commend their effective project management and strategic input, with 90% praising their ability to drive measurable business outcomes.
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$5,000+< $25 / hr10 - 49Davao City, Philippines
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See all 7 projectsMugna Technologies Inc. is a Custom Software Development company excelling in tailored and full-stack software development services. Client feedback highlights their flexibility, strong project management, and excellent communication, with 100% of reviewers expressing satisfaction, noting their ability to deliver complex software solutions effectively. Approximately 75% of reviews specifically commend their technical expertise and collaborative approach.
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$1,000+< $25 / hr10 - 49Ahmedabad, India
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See all 4 projectsVirtual Qube Technologies is a versatile IT solutions provider offering services in web development, cybersecurity, and digital marketing. The company consistently receives positive feedback, with approximately 90% of reviewers highlighting their technical expertise, responsiveness, and ability to meet deadlines. Clients commend their innovative approach and effective project management, although a few suggest improvements in project timeline clarity.
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$1,000+< $25 / hr10 - 49Ahmedabad, India
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See all 4 projectsKarmsoft is a Custom Software Creation company specializing in tailored software development and website solutions. Clients consistently highlight their efficient communication and timely delivery, with 100% of reviews indicating satisfaction with project management. Their problem-solving capabilities and commitment to client relationships are particularly praised, contributing to an overall positive impression.
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$10,000+$25 - $49 / hr10 - 49Hrebinka, Ukraine
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See all 25 projectsOwlab OÜ is a bespoke software development company specializing in custom software creation and full-stack software development. Across their reviews, 100% of feedback emphasizes their ability to manage complex projects with a focus on user experience and effective communication. Clients highlight their agility, creativity, and problem-solving skills, consistently praising their commitment to deliver high-quality results.
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$10,000+$50 - $99 / hr50 - 249Ermesinde, Portugal
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See all 4 projectsExaud is a Custom Software Development company specializing in tailored software solutions across diverse industries. Clients consistently praise Exaud's customer-focused approach and technical expertise, with 100% mentioning effective communication and project management. While they often deliver projects on time, some reviews suggest a need for more developers. Overall, Exaud's dedication and ability to adapt to specific client needs make them a reliable partner.
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$5,000+$50 - $99 / hr10 - 49
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See all 8 projectsEscolhadigital is a company specializing in targeted marketing services, particularly through Google Ads and Facebook, rather than custom software development. They are noted for their excellent project management skills, consistently meeting deadlines, and providing satisfactory service. Client feedback is overwhelmingly positive, with 100% of reviewers expressing satisfaction with their experience and no areas of improvement mentioned.
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$10,000+$25 - $49 / hr10 - 49London, England
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See all 10 projectsRightsoft LTD is a distinguished Custom Software Development company that excels in delivering tailored software solutions across various industries. Their commitment to quality and efficiency is reflected in positive feedback from clients, with 100% mentioning their impressive project management and communication skills. Key themes include their ability to deliver projects within tight deadlines and their expertise in bespoke software creation and end-to-end software development.
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$10,000+$100 - $149 / hr10 - 49Lalitpur, Nepal
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See all 3 projectsSynapse Technologies is a Custom Software Creation company specializing in tailored software development and AI integrations. Their reviews highlight a high growth rate and consistent customer satisfaction, with 100% of reviewers praising their timely delivery and responsiveness. This full stack software development firm is noted for its top-notch work ethic and comprehensive understanding of modern technologies.
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$25,000+$50 - $99 / hr10 - 49Prague, Czech Republic
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See all 2 projectsB&T lab is a bespoke software development company specializing in custom software creation and tailored software development. With a 100% positive feedback rate, reviewers consistently praise their efficiency, speed, and ability to deliver highly customized solutions under tight deadlines.
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$10,000+$100 - $149 / hr10 - 49Longueuil, Canada
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See all 5 projectsPragmaFlow, Inc is a bespoke software development company that excels in delivering tailored software solutions, particularly in architecture and senior-level troubleshooting. According to client feedback, 100% of reviewers emphasize their ability to enhance product affordability and quality. PragmaFlow is praised for its commitment to product excellence and adaptive project management style.
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$10,000+< $25 / hr50 - 249Sahibzada Ajit Singh Nagar, India
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See all 38 projectsEsferasoft Solutions Pvt. Ltd. is a full-stack software development company specializing in custom software creation, app development, and IT support. Approximately 90% of their reviews highlight timely delivery and strong project management, while 80% emphasize technical expertise and responsive communication. Clients frequently commend their commitment to quality and ability to meet diverse client needs efficiently.
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$10,000+$50 - $99 / hr50 - 249Bengaluru, India
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See all 22 projectsNextbrain Technologies Pvt Ltd is a custom software development company offering tailored software development and full-stack software development services. Reviews indicate a high level of satisfaction, with commendations for their responsiveness and professionalism. Approximately 80% of reviewers emphasize their ability to deliver high-quality work efficiently, while 60% highlight their strong project management skills. The company is praised for exceeding client expectations and maintaining excellent communication.
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$25,000+$50 - $99 / hr50 - 249Dubai, United Arab Emirates
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See all 3 projectsLaunch Ventures is a Custom Software Creation company specializing in bespoke and full stack software development. Reviews highlight their effective project management, timely delivery, and strong client communication. Impressively, 100% of reviewers commend their ability to deliver working solutions aligned with budget constraints, although a client dashboard for progress tracking was suggested for improvement.
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$10,000+$25 - $49 / hr2 - 9Dublin, Ireland
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See all 9 projectsThe Coder Spot offers bespoke software development, custom app development, and tailored software solutions. Reviews highlight their commitment to quality, industry expertise, innovation, and excellent customer service. However, some feedback indicates room for improvement in meeting deadlines, suggesting a more thorough discovery and design phase may be beneficial.
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$10,000+$25 - $49 / hr10 - 49
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See all 11 projectsTeqdeft is a custom software development company that specializes in tailored software development, providing solutions such as custom software creation and end-to-end software development. Their reviews reflect a strong positive sentiment, with clients consistently praising their understanding, adaptability, and project management. Approximately 90% of reviewers highlight Teqdeft's ability to deliver bespoke software development solutions that align with clients' specific needs, resulting in enhanced operational efficiency.
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$5,000+$25 - $49 / hr50 - 249Warszawa, Poland
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See all 3 projects9BITS is a company specializing in Custom Software Development, particularly adept at building tailored and bespoke software solutions. With an 80% positive feedback rate, reviewers frequently highlight their flexibility and effective project management. However, some noted initial performance issues. Their budget-friendly approach and ability to adapt to changing project requirements make them a valuable partner for software engineering projects.
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$5,000+$25 - $49 / hr10 - 49Coeur d'Alene, ID
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See all 2 projectsHouse of Apps is a mobile app development company specializing in designing, developing, and supporting mobile applications for both iOS and Android platforms. Reviewers consistently highlight their proactive approach, transparency, and integration with client teams, noting that the company maintains high standards of professionalism and expertise. Remarkably, 100% of reviewers expressed satisfaction with their collaborative experience and outcomes.
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$5,000+$25 - $49 / hr50 - 249Warszawa, Poland
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See all 9 projectsWhite Label is a Custom Software Development company specializing in tailored software development and e-commerce solutions. Their reviews highlight a strong commitment to projects, with 100% of feedback mentioning effective problem-solving and client satisfaction. Clients appreciate their proximity, budget-friendly pricing, and ability to deliver comprehensive solutions through virtual communication.
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$25,000+$100 - $149 / hr50 - 249Ho Chi Minh City, Vietnam
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See all 5 projectsApps Cyclone Technology JSC is a mobile app development company specializing in iOS and Android platforms. They are praised for their professionalism, responsiveness, and ability to meet deadlines. Approximately 100% of reviewers express satisfaction with their timely delivery and effective communication, though some note minor language barriers. They have successfully enhanced client products, leading to increased customer engagement and satisfaction.
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$5,000+$25 - $49 / hr50 - 249
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See all 15 projectsDinamicka Development is a custom software development company specializing in tailored and full-stack software solutions. Across their reviews, 90% of clients highlight their impressive project management and communication skills, while 80% commend their AGILE methodology and responsiveness. Clients appreciate their professionalism and efficiency in managing complex projects, with minor suggestions for clearer communication in some AGILE processes.
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$10,000+$50 - $99 / hr50 - 249Den Haag, Netherlands
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See all 5 projectsMagnise is a custom software development company offering tailored software solutions with a strong focus on fintech and trading platforms. Reviewers praised their technical expertise, effective project management, and clear communication, with 100% positive feedback on their reliability and the quality of deliverables. Most clients were impressed by their ability to autonomously tackle technical challenges and deliver innovative solutions.
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$10,000+$25 - $49 / hr50 - 249Islamabad, Pakistan
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See all 7 projectsBravado Solutions is a Custom Software Creation company known for delivering tailored software development solutions across various sectors, such as healthcare, real estate, and non-profit organizations. Reviews highlight Bravado's exceptional project management, responsiveness, and technical expertise, with 100% of clients noting these strengths. Their AI-driven solutions and end-to-end software development capabilities significantly enhance operational efficiency, with one client reporting a 25–30% increase in staff efficiency.
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UndisclosedUndisclosed10 - 49Kolkata, India
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See all 11 projectsTech Mantra is a bespoke software development firm specializing in custom and full-stack software solutions. With a 100% positive feedback rate, clients praise their professionalism, responsiveness, and ability to deliver on project goals. Reviewers highlight their effective communication and project management, noting particularly the simplicity and functionality of their software solutions.
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$5,000+$150 - $199 / hr10 - 49Saint Paul, MN
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See all 7 projectsEvolve Systems is a digital marketing and web development company known for delivering tailored solutions, including website enhancements, SEO optimization, and branding services. With 100% positive feedback from clients, they are praised for their professionalism, strategic insights, and project management prowess. Approximately 67% of reviewers highlighted their exceptional communication and responsiveness, while others appreciated their ability to meet project milestones on time and within budget.
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$5,000+$50 - $99 / hr10 - 49Albuquerque, NM
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See all 2 projectsMile Marker is a bespoke software development company focused on custom software creation, including API and backend dashboard development. Reviews are overwhelmingly positive, with 100% of clients praising their professionalism, timely delivery, and ability to tailor solutions to specific business needs. Clients highlight the firm's responsiveness and strategic vision, contributing to the successful implementation and growth of new products.
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$5,000+$25 - $49 / hr10 - 49Ho Chi Minh City, Vietnam
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See all 12 projectsSosene Software is a custom software development company specializing in bespoke solutions for diverse industries. They have achieved high praise, with a 95% positive feedback rate across reviews, highlighting their expertise in full stack development and project management. Clients commend their proactive approach and ability to deliver high-quality results on time, fostering strong client relationships and satisfaction.
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$1,000+$25 - $49 / hr10 - 49Chicago, IL
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See all 17 projectsAppigma is a bespoke software development company specializing in custom software creation and full-stack software development, known for delivering tailored solutions that significantly enhance operational efficiency. Reviewers consistently highlight their professional project management, responsiveness, and ability to deliver on time, with over 85% of reviews mentioning improvements in operational efficiency and satisfaction.
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$10,000+$50 - $99 / hr10 - 49Rīga, Latvia
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See all 9 projectsCodnity specializes in tailored software development, particularly in creating custom software solutions for logistics and data management. The company has received consistently positive feedback, with clients highlighting their excellent project management, technical expertise, and effective communication. Approximately 100% of reviewers appreciated Codnity's ability to deliver projects on time and their adaptability to client needs.
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$5,000+$25 - $49 / hr50 - 249Chicago, IL
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See all 24 projectsISKPRO Inc. is a web development and design company offering services such as Shopify and WordPress website development, as well as custom functionality and SEO optimization. Across reviews, ISKPRO Inc. is praised for their affordability, communication, and timely project delivery. Approximately 90% of reviewers commend their project management, while 70% specifically highlight their ability to align with client visions and provide high-quality deliverables within budget.
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List of the Top 15 Kotlin Development Services
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$10,000+$25 - $49 / hr250 - 999San Francisco, CA
Ability to deliver
40/40.020/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
35% Custom Software Development25% Kotlin5% Web Development40% Mobile App Development20% Other -
$10,000+$50 - $99 / hr50 - 249Brno, Czech Republic
Ability to deliver
38.7/40.019.4/20 Reviews10/10 Clients & Experience9.3/10 Market PresenceService focus
15% Web Development75% Mobile App Development10% Other -
$25,000+$25 - $49 / hr250 - 999Warszawa, Poland
Ability to deliver
40/40.020/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
40% Custom Software Development20% Kotlin10% Web Development20% Mobile App Development30% Other -
$10,000+$25 - $49 / hr50 - 249Limassol, Cyprus
Ability to deliver
39.8/40.019.8/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
40% Custom Software Development30% Kotlin50% Mobile App Development10% Other -
$75,000+$50 - $99 / hr50 - 249Wrocław, Poland
Ability to deliver
38.4/40.018.6/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
10% Custom Software Development40% Kotlin80% Mobile App Development10% Other -
$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 -
$10,000+$25 - $49 / hr50 - 249Khmel'nyts'kyi, Ukraine
Ability to deliver
36.9/40.017/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
30% Custom Software Development50% Kotlin40% Mobile App Development30% 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+$50 - $99 / hr50 - 249Wrocław, Poland
Ability to deliver
36.7/40.017/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
20% Custom Software Development50% Kotlin45% Mobile App Development10% AR/VR Development25% Other -
$100,000+$50 - $99 / hr250 - 999San Francisco, CA
Ability to deliver
37.8/40.017.8/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
10% Web Development20% Mobile App Development70% Other -
$25,000+$50 - $99 / hr50 - 249Warszawa, Poland
Ability to deliver
37.6/40.018/20 Reviews10/10 Clients & Experience9.6/10 Market PresenceService focus
50% Custom Software Development40% Kotlin50% Mobile App Development -
$5,000+$25 - $49 / hr50 - 249L'viv, Ukraine
Ability to deliver
38.9/40.019.4/20 Reviews10/10 Clients & Experience9.5/10 Market PresenceService focus
35% Web Development35% Mobile App Development30% Other -
$25,000+$50 - $99 / hr50 - 249Karlín, Czech Republic
Ability to deliver
38.2/40.018.6/20 Reviews10/10 Clients & Experience9.6/10 Market PresenceService focus
30% Web Development60% Mobile App Development10% Other -
$10,000+< $25 / hr50 - 249New Delhi, India
Ability to deliver
39.8/40.019.8/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
25% Custom Software Development23% Kotlin15% Web Development25% Mobile App Development35% Other -
$5,000+$25 - $49 / hr250 - 999Jaipur, India
Ability to deliver
39.8/40.020/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
10% Web Development60% Mobile App Development30% 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 -
$25,000+$100 - $149 / hr10 - 49Montréal, Canada
Ability to deliver
36.9/40.017.4/20 Reviews10/10 Clients & Experience9.5/10 Market PresenceService focus
20% Custom Software Development50% Kotlin20% Web Development40% Mobile App Development20% Other -
$5,000+$25 - $49 / hr50 - 249Cluj-Napoca, Romania
Ability to deliver
39/40.019.4/20 Reviews10/10 Clients & Experience9.6/10 Market PresenceService focus
20% Web Development50% Mobile App Development30% Other -
$10,000+$50 - $99 / hr50 - 249Cluj-Napoca, Romania
Ability to deliver
39.6/40.020/20 Reviews10/10 Clients & Experience9.6/10 Market PresenceService focus
45% Web Development45% Mobile App Development10% Other -
$25,000+$25 - $49 / hr50 - 249Vinnytsia, Ukraine
Ability to deliver
38.2/40.018.6/20 Reviews10/10 Clients & Experience9.6/10 Market PresenceService focus
30% Web Development70% Mobile App Development -
$25,000+$25 - $49 / hr250 - 999Jaipur, India
Ability to deliver
38/40.018.2/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
20% Custom Software Development20% Kotlin20% Mobile App Development10% Application Management & Support20% Enterprise App Modernization30% Other -
$50,000+$150 - $199 / hr250 - 999New York, NY
Ability to deliver
40/40.020/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
20% Custom Software Development10% Kotlin20% Web Development20% Mobile App Development40% 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 -
$25,000+$25 - $49 / hr50 - 249Agoura Hills, CA
Ability to deliver
39.9/40.020/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
10% Custom Software Development15% Kotlin50% Mobile App Development20% Enterprise App Modernization20% Other -
$50,000+$50 - $99 / hr250 - 999Tallinn, Estonia
Ability to deliver
38.9/40.020/20 Reviews9.1/10 Clients & Experience9.8/10 Market PresenceService focus
70% Custom Software Development15% Kotlin10% Mobile App Development20% Other -
$5,000+$50 - $99 / hr50 - 249Miami, FL
Ability to deliver
37.8/40.018.6/20 Reviews10/10 Clients & Experience9.2/10 Market PresenceService focus
10% Custom Software Development30% Kotlin10% Web Development60% Mobile App Development20% Other -
$10,000+$50 - $99 / hr50 - 249Denver, CO
Ability to deliver
39.7/40.020/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
10% Custom Software Development15% Kotlin10% Web Development50% Mobile App Development30% Other -
$50,000+$25 - $49 / hr250 - 999Schaumburg, IL
Ability to deliver
39.4/40.019.6/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
30% Custom Software Development11% Kotlin10% Mobile App Development60% Other -
$25,000+$50 - $99 / hr50 - 249Warszawa, Poland
Ability to deliver
39.6/40.020/20 Reviews10/10 Clients & Experience9.6/10 Market PresenceService focus
15% Custom Software Development15% Kotlin80% Mobile App Development5% Other
Latest Kotlin Articles
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UI Specifications: How to Create a UI Spec Document
A UI specifications document defines how every screen in your product looks, behaves, and responds to user input. Here's how to write one that developers...
Kotlin Development FAQs
Clutch features companies that build modern Android and cross-platform applications using the Kotlin programming language quarterly based on a proprietary methodology. The top Kotlin development companies for 2026 include:
Kotlin developers write applications using JetBrains' Kotlin programming language. On the Android side, they build native mobile applications using Jetpack Compose, Android SDK APIs, and modern architecture patterns like MVVM or MVI.
On the backend, Kotlin developers build server-side APIs and microservices using Ktor or Spring Boot. Furthermore, an emerging specialty is Kotlin Multiplatform (KMP), where developers write shared business logic that compiles to both Android and iOS.
Clutch’s verified pricing data shows that a focused Android app build typically ranges from $25,000 – $150,000, depending on factors like its complexity, features, and backend requirements.
Meanwhile, hourly rates for Kotlin development firms range from $25 – $149 per hour, with firms in Eastern Europe and Latin America often on the lower end and North American or Western European firms on the higher end.
Dedicated Kotlin shops maintain deeper expertise than generalist firms that work across many languages. They stay current with JetBrains' release cycle, know which libraries are production-stable versus experimental, and have established patterns for common challenges like coroutine exception handling or Compose state management. This depth typically translates to faster delivery, cleaner architecture, and lower long-term maintenance costs.
Start by outlining your project’s specific requirements and assessing their technical fit; confirm the firm has production Kotlin experience rather than Java teams that have adopted Kotlin syntax superficially.
Then, ask to see Kotlin-specific code samples or open-source contributions, and inquire about their familiarity with Kotlin coroutines, Flow, and Kotlin Multiplatform if relevant. Take a moment to thoroughly review their Clutch profiles and client ratings for projects similar to yours in complexity and industry.
Be cautious of firms that list Kotlin as a skill but whose case studies reference only Java or legacy Android development. Other red flags to watch out for include no mention of testing practices, an inability to discuss architectural patterns like Clean Architecture or MVI, and vague answers about how they handle Kotlin version migrations and library compatibility.