About the Role
We are looking for a talented and experienced Senior Mobile & Frontend Developer to join our R&D team at Colmex Group.
In this role, you will take a key part in developing and enhancing our customer-facing web and mobile applications, delivering seamless, high-performance digital experiences.
You will work with modern technologies, collaborate closely with cross-functional teams, and contribute to building scalable, reliable, and user-friendly products in a dynamic fintech environment.

5+ years of hands-on experience in Frontend and Mobile development. Strong proficiency in React and TypeScript. Proven experience developing mobile applications using React Native, Flutter, or native iOS/Android technologies. Experience building and maintaining customer-facing web and mobile products. Strong understanding of modern frontend architecture, component-based design, and state management. Deep knowledge of HTML5, CSS3, JavaScript/TypeScript, responsive design, and mobile-first development. Experience integrating applications with REST APIs and external services. Experience publishing and maintaining applications on the Apple App Store and Google Play Store. Experience with performance optimization, application monitoring, and troubleshooting across web and mobile platforms. Familiarity with Azure cloud services and CI/CD pipelines. Experience with Git, automated testing, and modern development workflows. Experience using AI-assisted development tools such as GitHub Copilot, Cursor, Claude Code, or similar. Strong communication, problem-solving, and collaboration skills.