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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UndisclosedUndisclosed2 - 9Birmingham , England
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Eagle Design Ltd is a branding agency. Launched in 2000, their team specializes in Branding and Graphic Design.
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UndisclosedUndisclosed2 - 9Bloomington, MN
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In Bloomington, Minnesota, BOOM! Digital Marketing is an Advertising company. The team provides Advertising and Search Engine Optimization.
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UndisclosedUndisclosed2 - 9
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Aktiv Digital Pty Ltd, a branding firm, was established in 2016. Located in Melbourne, Australia, the team offers Branding and Mobile & App Marketing.
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UndisclosedUndisclosedFreelancer
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Snook Digital is a web design company. The England-based agency provides Web Design and E-Commerce Development.
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UndisclosedUndisclosedFreelancerPort Jefferson Station, NY
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US Design Hub is a small SEO company launched in 2023. Their services include Search Engine Optimization and Web Design.
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UndisclosedUndisclosed2 - 9New York, NY
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Digital Strategy company Incite Consulting was founded in 2021. Based in New York, New York and Holborn London, England, the team provides Digital Strategy and cloud consulting & SI.
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List of the Top 15 Kotlin Development Services
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$50,000+$50 - $99 / hr50 - 249Brno, Czech Republic
Ability to deliver
39.3/40.020/20 Reviews10/10 Clients & Experience9.3/10 Market PresenceService focus
10% Web Development80% Mobile App Development10% Other -
$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 -
$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
39.6/40.019.6/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
40% Custom Software Development30% Kotlin50% Mobile App Development10% 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 -
$75,000+$50 - $99 / hr50 - 249Wrocław, Poland
Ability to deliver
38/40.018.2/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
10% Custom Software Development40% Kotlin80% Mobile App Development10% 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+$25 - $49 / hr250 - 999New York, NY
Ability to deliver
39.2/40.019.2/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
40% Web Development40% Mobile App Development20% Other -
$25,000+$50 - $99 / hr50 - 249Wrocław, Poland
Ability to deliver
36.5/40.016.8/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
20% Custom Software Development50% Kotlin45% Mobile App Development10% AR/VR Development25% Other -
$25,000+$25 - $49 / hr250 - 999Dubai, United Arab Emirates
Ability to deliver
39.9/40.020/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
10% Web Development30% Mobile App Development60% 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 / hr250 - 999Jaipur, India
Ability to deliver
39.8/40.020/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
10% Web Development58% Mobile App Development32% 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 -
$10,000+< $25 / hr50 - 249New Delhi, India
Ability to deliver
39.6/40.019.6/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
25% Custom Software Development23% Kotlin15% Web Development25% Mobile App Development35% 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+$50 - $99 / hr50 - 249Karlín, Czech Republic
Ability to deliver
37.8/40.018.2/20 Reviews10/10 Clients & Experience9.6/10 Market PresenceService focus
30% Web Development60% Mobile App Development10% 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+$100 - $149 / hr10 - 49Montreal, Canada
Ability to deliver
36.7/40.017.2/20 Reviews10/10 Clients & Experience9.5/10 Market PresenceService focus
20% Custom Software Development50% Kotlin20% Web Development40% Mobile App Development20% 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 -
$5,000+$25 - $49 / hr50 - 249L'viv, Ukraine
Ability to deliver
38.1/40.018.6/20 Reviews10/10 Clients & Experience9.5/10 Market PresenceService focus
35% Web Development35% Mobile App Development30% Other -
$50,000+$150 - $199 / hr250 - 999Los Angeles, CA
Ability to deliver
40/40.020/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
15% Custom Software Development10% Kotlin10% Web Development50% Mobile App Development25% 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 -
$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+$50 - $99 / hr50 - 249Costa Mesa, CA
Ability to deliver
39.2/40.020/20 Reviews9.9/10 Clients & Experience9.3/10 Market PresenceService focus
20% Web Development50% Mobile App Development30% Other -
$50,000+$25 - $49 / hr250 - 999Schaumburg, IL
Ability to deliver
39.6/40.019.8/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
30% Custom Software Development11% Kotlin10% Mobile App Development60% Other -
$5,000+$25 - $49 / hr50 - 249Cluj-Napoca, Romania
Ability to deliver
38.4/40.018.8/20 Reviews10/10 Clients & Experience9.6/10 Market PresenceService focus
20% Web Development50% Mobile App Development30% 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
Latest Kotlin Articles
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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.