Artem L.Private profile: Upwork shows its earnings only to signed-in members, so we check it every few weeks, not daily. MRR here is a rough estimate (Upwork's six-month earnings ÷ months active). Last read Nov 5, 2026.

Hi I am seasoned React Native Engineer with over 5 years of experience in crafting robust, scalable mobile applications. My expertise lies in leveraging React Native, JavaScript, and TypeScript to deliver high-performance solutions tailored to industries such as crypto, healthcare, goverment IT, and e-commerce. I specialize in building user-centric apps that integrate complex functionalities seamlessly. My experience includes: • Innovative Feature Integration: Implementing biometric and multi-factor authentication (via Google, Apple, and government services), real-time tracking, secure payment options (Google Pay, Apple Pay, bank cards), and offline mode support. • Technical Excellence: Proficient in state management with MobX and Redux, custom animations with Reanimated, and advanced integrations like map tracking and QR code scanning. I also have experience integrating native modules and components using Swift and Kotlin, enhancing app performance and functionality. Additionally, I work effectively with REST, GraphQL, JWT, and more. Throughout my career, I’ve contributed to projects designed for 800K+ users, built blockchain-based apps with crypto wallet capabilities, and developed solutions for healthcare and document management. I’m passionate about problem-solving, staying updated with the latest technologies, and delivering solutions that exceed client expectations. Let’s collaborate to turn your mobile app ideas into impactful, real-world applications. I’m committed to delivering top-notch, user-friendly solutions that drive results.