Hire Kotlin Developer
Expert Kotlin App Development Solutions
Our Kotlin app development services for diverse industries
Custom App Development
We craft unique, feature-rich Kotlin mobile apps tailored to your specific needs and business goals.
Native Performance
Leverage Kotlin's native capabilities for smooth, responsive, and efficient mobile experiences.
Scalable and Flexible Apps
Build apps that adapt and scale seamlessly as your business and user base evolve.
User-Centric Design
Create intuitive and engaging user interfaces to enhance app usability and user satisfaction.
Ongoing Support
Ensure your app's continued success with expert maintenance, bug fixes, and performance monitoring.
How businesses use Kotlin to get ahead
Success stories
Kotlin Developer Hiring Costs
Hire Resource (Part-Time)
Great for building web or mobile app products with a limited budget and fixed scope. Works best for founders/teams looking for additional brains when on cost constraints. Hire dedicated developers for frontend (web/ mobile app) or backend.
- Includes 10 work days per month (80 hours)
- Dedicated project coordinator
- Full support of other senior team members when required
- Choice of adding or using frontend, backend, or design resources when required
Hire Resource (Full-Time)
Suitable for standard projects with a focus on building web or mobile app products faster and within predictable costs. Works best for founders/teams/agencies looking for a focused output on an ongoing basis. Hire dedicated developers for frontend (web/ mobile app) or backend.
- Includes 20 work days per month (160 hours)
- Dedicated project coordinator
- Full support of other senior team members when required
- Choice of adding or using frontend, backend, or design resources when required
Dedicated Development Team
Suitable for non-tech founders/agencies/SMBs with a bigger roadmap and evolving project needs. Works best when you can define business goals and timelines and let the team drive the execution. Hire a dedicated software development team (mix of frontend, backend, design, and testing resources)
- Includes 20 work days per month (160 hours) per resource
- Dedicated project manager
- Full support of other senior team members when required
- Choice of adding or using frontend, backend, or design resources when required
We're experts in Kotlin development
- Our developers possess a deep understanding of Kotlin's core principles and best practices, ensuring efficient and maintainable code. 
- We prioritize user experience, crafting intuitive and engaging interfaces that delight your users. 
- We embrace agile methodologies, collaborating closely with you throughout the development process for flexible and iterative innovation. 
- Our team stays up-to-date with the latest Kotlin advancements and industry trends, ensuring your app benefits from cutting-edge solutions. 

Comparative Analysis of RaftLabs, Inhouse & Freelancers
| RaftLabs | In-House | Freelance | |
|---|---|---|---|
| Time to hire top Kotlin developers | 1 day to 2 weeks | 4 to 6 weeks | 1 to 12 weeks | 
| Project initiation time | 1 day to 2 weeks | 2 to 10 weeks | 1 to 10 weeks | 
| Risk of project failure | Exceptionally low with a 98% success rate | Low | Very High | 
| Developers supported by project management | Yes, dedicated PM and Agile processes | Varies | No | 
| Exclusive development team | Yes, dedicated team guaranteed | Yes | No | 
| Assurance of work quality | Yes, with quality assurance processes | Yes | Varies | 
| Advanced development tools and workspace | Yes, enterprise-grade tools | Yes | Varies | 
Global Recognition Again for RaftLabs!
We are honored with Clutch Spring & Fall Global Awards 2024 for delivering innovation and exceeding client expectations worldwide. Join us on this journey of excellence!


Industries we serve
Loyalty Apps
Loyalty is about more than points, it’s about building deeper engagement. When customers don’t feel connected, retention drops. We’ve built systems like Aldifest, Instantor, and Energia Rewards that keep users coming back with personalized referrals, rewards, and multilingual experiences. These platforms make user experience simple and drive real business growth.
Digital Commerce
In the eCommerce world, your platform should work for you, not the other way around. Poor systems can create friction, causing customers to abandon carts. We build modern eCommerce solutions on platforms like Shopify and WooCommerce, helping small and medium businesses scale with ease and improve customer loyalty.
MarTech
Marketing tasks can quickly pile up, slowing your business growth. Manual processes often limit engagement and efficiency. We have experience building custom MarTech apps that streamline marketing efforts, automate routine tasks, and enhance customer interactions, allowing you to focus on what truly drives growth. Let us handle the complexity.
See all industrieslet's talk about your project
Generative AI, voice AI, automation, SaaS — whatever you're building, we'll help you launch and stay with you long after.
We're not just another AI company chasing buzzwords. We design, build, and scale AI-powered products while standing behind every line of code.
Clients choose us not only for our expertise but because we stay available, communicate clearly, and treat their success as our own.
FAQs
- What are the benefits of using Kotlin for app development?Kotlin offers several advantages, including: - Concise and expressive syntax: Easier to write and maintain compared to Java. 
- Improved safety and security: Features like null safety minimize crashes and vulnerabilities. 
- Interoperability with Java: Integrates seamlessly with existing Java codebases. 
- Modern and future-proof: Actively maintained and evolving with the latest Android advancements. 
 
- How much does it cost to hire a Kotlin developer?Costs can vary depending on factors like experience, location, and project complexity. However, expect Kotlin developers to generally command slightly higher rates compared to developers using other languages. 
- What are the different engagement models for hiring Kotlin developers?Several models are available, including: - Full-time: Hire a dedicated developer to work on your project exclusively. 
- Hourly: Pay for the developer's time used, offering flexibility for shorter projects. 
- Project-based: Agree on a fixed price for the entire project, providing cost certainty. 
 
- What skills should I look for when hiring a Kotlin developer?Key skills include: - Strong understanding of Kotlin syntax, principles, and best practices 
- Experience in Android development and relevant frameworks (e.g., Jetpack) 
- Excellent problem-solving and analytical abilities 
- Effective communication and collaboration skills 
 
- How can RaftLabs help me with my Kotlin app development project?RaftLabs offers a team of passionate and skilled Kotlin developers who can: - Collaborate with you to understand your project requirements and goals. 
- Craft user-centric and engaging mobile apps using Kotlin's capabilities. 
- Leverage agile methodologies for flexible and iterative development. 
- Stay up-to-date with the latest Kotlin advancements and industry trends. 
 













