Full Stack Developer (React Native)

Full-Stack Mobile Engineer (React Native)

Location: Poland (Hybrid) or Colombia (Remote)
Contract Type: Full-Time B2B

Join the Future of Digital Tech with Kolomolo

At Kolomolo we dont just follow trends - we set them. As a global supplier of IT services and digital modernization solutions we help businesses embrace cutting-edge technology to optimize their operations. Now we are growing and looking for fresh talent to grow with us.

Are you proactive tech-savvy and eager to build your career in IT This role could be your perfect fit.

About the Role

We are seeking a highly experienced Full-Stack Mobile Engineer (React Native) to join our team and take ownership of building and scaling mobile applications from end to end. This role blends deep expertise in mobile app development with strong backend engineering skills ensuring seamless integration high performance and exceptional user experience across platforms. The ideal candidate is a hands-on engineer with a proven track record of delivering production-grade applications thriving in agile environments and collaborating closely with cross-functional teams. This is a key position for someone who is passionate about designing robust architectures writing clean and maintainable code and driving full lifecycle delivery: from concept to deployment and beyond.

What Youll Be Doing

• Architect build and maintain mobile applications using React Native ensuring high-quality UX for both iOS and Android.
• Develop and extend backend services (e.g. RESTful APIs or similar).
• Integrate mobile app with backend systems including databases authentication and third-party APIs.
• Write maintainable performant and modular code across frontend and backend.
• Own end-to-end delivery: from UI/UX behavior to backend architecture deployment QA and performance.
• Participate in code reviews triage bugs and optimize both features and performance.
• Collaborate with product design and QA teams using agile methodologies (e.g. Scrum Kanban).

What We Are Looking For

• 8 years of professional experience in software development with a strong focus on full-stack work.
• Deep proficiency with React Native including native modules debugging performance tuning and cross-platform nuances.
• Solid backend experience preferably in or a similar ecosystem.
• Strong knowledge of TypeScript for building scalable and maintainable applications.
• Familiarity with building and consuming RESTful APIs and handling data synchronization offline use and push notifications.
• Strong understanding of database systems (e.g. PostgreSQL MongoDB or equivalent).
• Experience with typical mobile app features: local storage background sync device integration and state management patterns (e.g. Redux Context API MobX).
• Demonstrated ability to bring mobile apps to production including CI/CD pipelines testing frameworks (e.g. Jest Detox Mocha) and deployment workflows.
• Hands-on experience with Docker/containers for development and deployment.
• Excellent problem-solving communication and collaboration skills.

What is in It for You

Why Join Kolomolo

At Kolomolo we prioritize innovation agility and autonomy. Our teams have the freedom to own their work share ideas and make meaningful contributions. Inspired by Scandinavian values we believe in work-life harmony and creating an inclusive culture where everyone thrives.

You will be part of a passionate skilled and friendly team that works hard and celebrates together. Here you can build your career on your own terms with opportunities to grow learn and make a real impact.

Our Flat Structure & The Culture of Inclusion

At Kolomolo we break the corporate mold. We offer:

• Agile Teams & Autonomy: No micromanagement. Youll own your projects and enjoy the freedom to innovate.
• Work-Life Harmony: Inspired by Scandinavian values we prioritize balance and flexibility where remote work and asynchronous collaboration are in our DNA.
• Learning & Growth: Continuous learning is at our core. We reward hard work value smart ideas and foster an environment of mutual respect and trust.
• Inclusive Culture: We believe in DEI: diversity equity and inclusion. We are committed to creating an environment where every individual regardless of background identity or experience feels valued respected and empowered to thrive.

Join Kolomolo and elevate your career with cutting-edge technology a supportive team and a company that truly values your input.

Ready for the next step Apply now and start an exciting journey of growth and innovation with us!