Lebedinsky Denis Email & Phone Number

Cyprus

I led the development of a security management app that connects directly to camera systems, enabling video monitoring, system configuration, and user management.- Built the MVP using React Native, meeting all requirements from the technical specification.- Conducted technical interviews and mentored the team- Developed a native iOS app using SwiftUI, Combine, and MVVM, leveraging async/await - Built a module for direct device connections using WebSocket and WebRTC technologies.- Implemented custom push notifications tailored to user needs.- Localized the app for 10 languages, expanding global usability.- Migrated to gRPC, reducing data traffic by 20% and improving app efficiency.

Moscow, Russia

Worked in a development team of 10+ members on an informational app for employees, enabling news tracking, access to company bonuses, and fuel payment within the app.- Fixed security and authorization issues, ensuring safer app functionality.- Reviewed and closely collaborated with a third-party SDK provider to integrate fuel payment into the mobile app.- Increased test coverage by 20%.- Led the hiring process for new developers and mentored team members.- Reduced app resource consumption by 10% by fixing geolocation issues.

I contributed to the development of a navigation app for truck drivers, delivering key features such as real-time mapping, geolocation, route display, turn-by-turn navigation.- Improved geolocation accuracy by 25%, minimizing route deviations.- Enhanced route display and turn-by-turn navigation, increasing completion rates by 15%.- Improved map interaction tools, boosting engagement by 20%.- Implemented adaptive route recalculation, reducing driver delays by 10%.

Korolyov, Moscow, Russia

I contributed to the development of a fintech app for MTS Bank, offering features like payments, transfers, lending, and third-party integrations.- Launched a payment system processing over 1M rubles daily.- Reduced authorization time by 30%, increasing conversions by 15%.- Implemented autopayment features, boosting recurring payments by 20%.- Integrated airline ticket booking, increasing related revenue by 10%.- Enhanced the UI, improving conversions by 12%.

Yeysk, Krasnodar, Russia

Worked in the department of development and automation of production at an aircraft repair plant "570 ARZ". Developed a system for accounting control of computer equipment at the enterprise. Implemented a payroll system. For development, We used "1C enterprise". I Wrote a lot of SQL queries, and also worked with PostgreSQL and MySQL databases