• Actively contributed to the development and enhancement of core app functionalities, focusing on network data management, firewall rules, and app blocking • Effectively identified, prioritized, and resolved a variety of complex software defects, ensuring application stability and performance • Successfully designed, developed, and integrated new features to enhance the app's functionality and user experience • Conducted thorough performance profiling and optimization to improve app speed, responsiveness, and resource utilization • Actively participated in code reviews, ensuring code quality, maintainability, and adherence to best practices • Collaborated effectively with cross-functional teams (design, QA, backend) to deliver high-quality products

• Mentoring Junior Android developers • Group teaching • Online teaching • Giving lessons on C and Java programming languages • Giving lessons on the Android platform • Working with students individually • 3 months based C and Java lessons

• Developed and maintained Payment and Banking applications for Android platforms • Collaborated with cross-functional teams, including design, QA, and project management to ensure the successful delivery of projects • Led a team of 3-4 developers in the development of multiple projects, ensuring the quality of the code and the timely delivery of the project • Conducted code reviews and provided guidance to junior developers to improve the quality of the codebase • Participated in project planning and estimation • Worked closely with clients to ensure their requirements were met and exceeded their expectations • Utilized various Android APIs, including Google Maps and Firebase, to develop innovative solutions • Developed automated tests to ensure software quality and eliminate potential bugs • Mentored junior developers and conducted code reviews to ensure a high-quality codebase • Ensure applications are properly integrated with Android APIs. • Experience with online payment systems (mobile banking) • Experience in integrating payment operations with Stripe. • Experience in integrating payment operations with PayPal.

• Worked on 2 different projects • Worked on mobile acquiring app with authorization, login, confirmation and etc • Improved the efficiency of applications by using new technologies in the Android platform • Worked with the UI team to design

• Worked on various projects related to online shopping and delivery apps • Developed and maintained Android applications using Java and Kotlin • Collaborated with cross-functional teams to ensure app development met client's requirements and business objectives • Tested and debugged apps on different devices and operating systems • Stayed up-to-date with new developments and trends in the Android development space • Documented work including code comments, technical documentation, and user manuals • Added features such as push notifications and location-based services • Debugged and tested the app to ensure proper functionality

IT, Data science

IT, Computer science and engineering