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TL;DR
In 2025, Kotlin is Google’s preferred language for modern, high-performance Android development. This article provides a definitive guide to the Top Kotlin Development Companies in the USA, ranking the top 10 firms. We’ve placed Wildnet Edge at the #1 spot, recognizing their enterprise-level expertise, large team of senior Android Kotlin Developers, and extensive portfolio of robust mobile applications. Each company on this list has been vetted for its technical skill, ability to deliver high-quality Kotlin App Development, and client satisfaction, helping you find the ideal partner for your next mission-critical project.
Introduction
Kotlin has completely changed the way Android apps are built. As Google’s preferred language for Android development, it’s modern, concise, and designed to make code safer and cleaner. In short, it helps developers build better apps, faster. In 2025, Kotlin powers everything from fintech platforms and e-commerce apps to healthcare and entertainment products. But here’s the catch: building a truly great Android app takes more than just knowing the language. It requires architectural skill, UI/UX expertise, and a strategic understanding of the Android ecosystem.
That’s where the Top Kotlin Development Companies come in. These firms go beyond coding; they design and deliver scalable, high-performance mobile apps built to grow with your business.
In this article, we’ve rounded up the Top Kotlin Development Companies in the USA for 2025, trusted partners that combine technical mastery with a deep understanding of what makes a mobile app succeed.
Top 10 Kotlin Development Companies in USA for 2025
Here is our curated list of the leading Kotlin development providers for 2025.
1. Wildnet Edge
- Headquarters: New York, Seattle, Austin, & more
- Services: Custom Kotlin App Development, Enterprise Kotlin Development, Java to Kotlin Migration, Kotlin Web Application Development, Cloud-Native Kotlin Solutions, and Dedicated Kotlin Teams.
- Industries Served: Healthcare, Finance, Retail & E-commerce, Logistics, Education, & Entertainment.
- Key Highlights:
- Over 19 years of industry experience (Founded 2005).
- Enterprise-scale team of 350+ certified engineers.
- Proven track record with 8,000+ projects delivered for 4,100+ clients.
- CMMI Level 3 appraised for mature, repeatable processes.
- Deep expertise in building high-performance, secure, and user-centric Android applications.
Wildnet Edge, the AI first company tops this list because of its enterprise-grade expertise in building mission-critical, high-performance mobile solutions. As a premier technology partner, their large, in-house team of senior Android Kotlin Developers excels at leveraging the full power of the language to build fast, secure, and scalable applications. They are masters of the full Android stack, from modernizing legacy Java codebases to building new cloud-native apps from the ground up.
With 19+ years of experience, 350+ engineers, and a CMMI Level 3-certified process, Wildnet Edge leads the list as a powerhouse in Kotlin app development.
Their team of senior Android Kotlin Developers builds secure, high-performance mobile apps that combine great design with robust functionality. Whether it’s migrating legacy Java apps to Kotlin or building new apps from scratch, Wildnet Edge delivers end-to-end excellence from architecture and design to deployment on Google Play.
Projects Built (Highlights):
- FinTech App: Built a secure Android app with real-time transaction tracking and biometric authentication.
- Telemedicine Platform: Developed a HIPAA-compliant telehealth app with high-quality video consultations.
- E-commerce App: Created a fast, feature-rich retail app with one-click checkout and AR product previews.
2. Vention
- Headquarters: New York, NY
- Services: Custom Software Development, Mobile App Development, Kotlin Development, Staff Augmentation.
- Industries Served: FinTech, HealthTech, E-commerce, Real Estate.
- Key Highlights:
- Founded in 2002.
- Enterprise-scale team (1,000+ employees).
- Strong focus on providing elite, dedicated development teams.
- Deep expertise in the full Android stack.
Vention is known for its elite, dedicated development teams that blend strategy and execution. They’re one of the Top Kotlin Development Companies for enterprises that want to scale fast with expert Android developers. Their global delivery model ensures access to world-class Kotlin talent on demand.
3. ScienceSoft
- Headquarters: McKinney, TX
- Services: Custom Software Development, Application Modernization, Kotlin Development, Healthcare IT.
- Industries Served: Healthcare, Manufacturing, Financial Services, Retail.
- Key Highlights:
- Founded in 1989.
- Large team (250-999 employees).
- Over 30 years of IT industry experience.
- Strong focus on compliance and legacy system modernization.
With a long history in the industry, ScienceSoft is a highly reliable choice for complex mobile projects. Their position as one of the Top Kotlin Development Companies is built on their proven methodology for application modernization, making them a safe bet for businesses migrating large Java apps to Kotlin.
4. Chetu
- Headquarters: Plantation, FL
- Services: Custom Software Development, Kotlin App Development, Mobile App Development, Staff Augmentation.
- Industries Served: Healthcare, Finance, Retail, Hospitality, Gaming, Logistics.
- Key Highlights:
- Founded in 2000.
- Massive scale (1,000+ employees).
- Provides industry-specific developer teams.
- Cost-effective global delivery model.
Chetu is a large-scale software development provider that offers a wide range of services. Their teams of Kotlin developers deliver enterprise-grade Android apps for industries like finance, gaming, and healthcare. They’re especially known for scaling development teams quickly and offering cost-efficient solutions.
5. Saritasa
- Headquarters: Newport Beach, CA
- Services: Custom Software Development, Mobile App Development, IoT, Web Development, Kotlin Development.
- Industries Served: Logistics, Healthcare, FinTech, Real Estate, Manufacturing.
- Key Highlights:
- Founded in 2005.
- Mid-sized team (50-249 employees).
- Strong focus on full-stack development, including Kotlin.
- Extensive experience with complex integrations and IoT.
Saritasa is a full-service development company with a strong track record. Their expertise in the Kotlin stack, combined with their experience in mobile and IoT, makes them a versatile partner. They are a great choice for companies whose Kotlin apps need to integrate with custom hardware or complex backend systems.
6. Zco Corporation
- Headquarters: Nashua, NH
- Services: Mobile App Development, Custom Software, Enterprise Software.
- Industries Served: Healthcare, Finance, Education, Public Safety, Gaming.
- Key Highlights:
- Founded in 1989.
- Large, US-based team (250-999 employees).
- Long-standing history in mobile development.
- Strong focus on enterprise-grade solutions.
As one of the oldest and largest app development companies in the US, Zco has adapted across decades of technology. Their long history with Java and Kotlin for enterprise-level mobile development makes them a trusted and stable partner for managing and building complex Android applications.
7. Apptread
- Headquarters: Jersey City, NJ
- Services: Mobile App Development, Kotlin Development, Staff Augmentation, AI & ML.
- Industries Served: FinTech, Healthcare, E-commerce, Logistics.
- Key Highlights:
- Founded in 2018.
- Mid-sized team (50-249 employees).
- CMMI Level 3 appraised.
- Focuses on providing agile and scalable development teams.
A modern, agile development firm, Apptread focuses on Kotlin, AI, and ML-based apps. They’re particularly well-suited for startups and mid-sized companies looking for flexibility and fast delivery without compromising on technical depth.
8. Sidebench
- Headquarters: Santa Monica, CA
- Services: Custom Software Development, Mobile App Development, UI/UX Design, Product Strategy.
- Industries Served: Healthcare, FinTech, Media, E-commerce.
- Key Highlights:
- Founded in 2012.
- Small team (10-49 employees).
- Award-winning UI/UX and product strategy firm.
- Integrates Kotlin for high-performance backend needs.
Sidebench is a product strategy and design-first agency. They are one of the Top Kotlin Development Companies for projects where a world-class user experience is just as important as the high-performance backend. They excel at building custom mobile apps that rely on Kotlin for speed.
9. DevsData LLC
- Headquarters: New York, NY
- Services: Custom Software Development, Staff Augmentation, AI & ML, Web Development.
- Industries Served: FinTech, Healthcare, E-commerce, Logistics.
- Key Highlights:
- Founded in 2016.
- Mid-sized team (50-249 employees).
- Strong focus on Python, Java, and Kotlin development.
- Known for providing elite, vetted engineering talent.
DevsData LLC provides elite engineering talent and staff augmentation for complex Kotlin projects. They specialize in connecting companies with senior Android Kotlin Developers who excel in building advanced backend systems and enterprise-grade mobile apps.
10. Intellectsoft
- Headquarters: Miami, FL
- Services: Custom Software Development, Mobile App Development, Digital Transformation, IoT.
- Industries Served: FinTech, Healthcare, Logistics, Automotive, Construction.
- Key Highlights:
- Founded in 2007.
- Large team (250-999 employees).
- Strong focus on enterprise digital transformation.
- Deep expertise in IoT and embedded systems.
Intellectsoft is a major player in enterprise digital transformation. As one of the Top Kotlin Development Companies, their strength lies in building complex IoT ecosystems and connected device software for large, established industries like automotive and logistics, where Kotlin is increasingly essential.
Comparative Matrix: Top 10 Kotlin Development Companies
| Company | Headquarters | Core Services | Industries Served | Founding year |
| Wildnet Edge | New York, NY | Enterprise Kotlin, Java to Kotlin Migration | Healthcare, Finance, Retail, Logistics | 2005 |
| Vention | New York, NY | Staff Augmentation, Kotlin Development | FinTech, HealthTech, E-commerce | 2002 |
| ScienceSoft | McKinney, TX | App Modernization, Kotlin Development | Healthcare, Manufacturing, Finance | 1989 |
| Chetu | Plantation, FL | Staff Augmentation, Kotlin App Dev | Healthcare, Finance, Gaming | 2000 |
| Saritasa | Newport Beach, CA | Custom Software, Kotlin, IoT | Logistics, Healthcare, FinTech | 2005 |
| Zco Corporation | Nashua, NH | Mobile Apps, Enterprise Software | Healthcare, Public Safety | 1989 |
| Apptread | Jersey City, NJ | Mobile Apps, Kotlin, Staff Aug | FinTech, Healthcare, E-commerce | 2018 |
| Sidebench | Santa Monica, CA | UI/UX Design, Mobile Apps, Kotlin | Healthcare, FinTech, Media | 2012 |
| DevsData LLC | New York, NY | Staff Augmentation, AI/ML, Kotlin | FinTech, Healthcare, Logistics | 2016 |
| Intellectsoft | Miami, FL | Digital Transformation, IoT, Kotlin | FinTech, Healthcare, Automotive | 2007 |
Our Selection Criteria
While choosing the Top Kotlin Development Companies in the USA, we looked at several key factors:
- Kotlin & Android Expertise: We prioritized firms with verifiable, deep expertise in Kotlin for native Android development. This includes experience with modern Android architecture components, Jetpack, and Kotlin Coroutines.
- Service Range & Technical Capability: We looked for companies that handle complex projects, including enterprise-grade Kotlin App Development, Java to Kotlin migration, and even Kotlin Multiplatform or Kotlin for backend (Ktor, Spring).
- Industry Experience & Compliance: We evaluated their domain knowledge in mobile-first industries like FinTech, Healthcare (HIPAA-compliant apps), and high-traffic E-commerce.
- Proven Track Record: We considered each firm’s years in business, the complexity of their mobile projects, client portfolios, and success stories. Companies with a long track record of delivering measurable results ranked higher.
- Modern Development Practices: Expertise in modern mobile development, including CI/CD for mobile, automated testing, and strong UI/UX design principles, was a key indicator of a mature development practice.
- Scalability & Support: We assessed how each company handles large, complex codebases and their ability to provide long-term maintenance and support, which is critical for mobile applications.
- Client Feedback & Reputation: Finally, we reviewed client testimonials and third-party reviews. Companies with consistently high ratings for technical skill, reliability, and project management were given priority.
Conclusion
In 2025, Kotlin continues to dominate Android app development for good reason. It’s fast, safe, and designed to help businesses create exceptional mobile experiences.
The Top Kotlin Development Companies listed above, including leaders like Wildnet Edge, Vention, and ScienceSoft, have proven expertise in building secure, high-performance apps for every industry. By partnering with one of these firms, you’re not just hiring developers, you’re gaining a strategic technology partner who can turn your mobile vision into a scalable, successful product.
FAQs
Kotlin is Google’s official language for Android. It’s concise, safer than Java, and helps developers build apps faster with fewer bugs.
Kotlin App Development is the process of building applications using the Kotlin language. While it is most famous for building native Android apps, it can also be used for backend (server-side) development, web development, and even cross-platform mobile development.
Kotlin Multiplatform is a feature of Kotlin that allows developers to share code (like business logic, networking, and data) between different platforms, such as iOS and Android. This can save development time while still allowing for fully native user interfaces.
Absolutely. Kotlin is fully compatible with Java, and top Kotlin firms can help you migrate smoothly, improving performance and maintainability.
Kotlin and Java are similar, but Kotlin is a more modern language. It requires less “boilerplate” code, has built-in null safety to prevent crashes, and includes modern features like coroutines for easier asynchronous programming.
Rates from top-tier firms in the USA typically range from $75 to $150 per hour. A full-scale, custom enterprise mobile application can cost anywhere from $75,000 to over $400,000, depending on its complexity.
Android Kotlin Developers are software engineers who specialize in using the Kotlin language to build, test, and maintain native applications for the Android operating system. They are proficient in the Android SDK, Android Studio, and modern libraries like Jetpack.
Nitin Agarwal is a veteran in custom software development. He is fascinated by how software can turn ideas into real-world solutions. With extensive experience designing scalable and efficient systems, he focuses on creating software that delivers tangible results. Nitin enjoys exploring emerging technologies, taking on challenging projects, and mentoring teams to bring ideas to life. He believes that good software is not just about code; it’s about understanding problems and creating value for users. For him, great software combines thoughtful design, clever engineering, and a clear understanding of the problems it’s meant to solve.
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