Java / Kotlin Developer

Our client is building a dynamic, community-driven platform in the sports and fitness domain. The platform connects athletes, coaches, and gym owners, providing tools for personalized training programs, performance tracking, scheduling, community engagement, and gym/coach management.

We are looking for a Java / Kotlin Developer to join an existing development team and contribute to the further evolution and stability of the mobile and web platform.

Responsibilities

• Develop and maintain services and APIs using Java and Kotlin

• Participate in designing and improving application and service architecture

• Implement new features, support existing functionality, fix bugs, and improve stability

• Ensure smooth integration with frontend and mobile applications (React / React Native)

• Work with relational databases and data access layers

• Contribute to CI/CD pipelines and deployment processes

• Collaborate closely with frontend, mobile developers, QA, and product stakeholders

• Take part in code reviews and technical discussions to maintain code quality

Requirements

• Commercial experience with Java

• Experience with Kotlin or strong willingness to work with Kotlin

• Experience designing and implementing REST APIs

• Understanding of application and service architecture principles

• Experience working with relational databases (MySQL or similar)

• Hands-on experience with Docker

• Practical experience with CI/CD processes

• Experience using GitLab

• Experience with cloud platforms (AWS or GCP)

• Ability to work effectively in a remote, international team

• Upper-intermediate English level

Nice to have

• Experience with Spring Framework and Spring Boot

• Understanding of frontend technologies (React / React Native) and API integration patterns

• Experience with Terraform or other Infrastructure as Code tools

• Experience working on mobile-first or consumer-facing platforms

• Background in sports, fitness, coaching, or community-based applications

We offer

• Long-term engagement on a client project

• Fully remote work

• Stable workload within an established development team

• Collaboration with a multinational and experienced engineering team

• Opportunity for professional growth and involvement in technical decisions