Available to hire
I have more than seven years of native Android Software Development experience, delivering scalable Android solutions across diverse domains including medical, car trading, e-commerce, green energy, educational and fintech.
Motivated by delivering complex tasks on time and independently, I easily connect with people and adapt to different personalities. I am focused on growing within native Android development, toward leadership and architecture roles.
Language
Ukrainian
Fluent
Russian
Fluent
English
Advanced
Work Experience
Senior Android Developer at Unplugged
June 1, 2025 - January 1, 2026Worked on Unplugged, a privacy-focused mobile platform (App Store, secure messaging, VPN), focusing on Android system-level development with VPN Service, Always-On VPN, and networking internals. Designed secure client-specific solutions, resolved cross-module issues, and contributed to architecture decisions. Used Kotlin, Coroutines/Flows, Clean Architecture, MVVM, Jetpack Compose, Dagger2, Retrofit2, OpenVPN / WireGuard, and GitHub Actions.
Senior Android Developer at N-iX
December 1, 2024 - June 1, 2025Delivered complex features and end-to-end flows for Nike App across multiple modules (Google Play: com.nike.omega), a global e-commerce platform, covering architecture, navigation, and Jetpack Compose UI; implemented Bottom Navigation, Deep Links, and privacy/settings flows with AppsFlyer; improved stability and reduced crashes; contributed to scalable architecture using Clean Architecture, MVVM, RxJava, Retrofit2, Kotlin Serialization, REST integration, and CI practices.
Senior Android Developer at Nike App
December 1, 2024 - June 1, 2025Delivered Bottom Navigation, Deep Links, Privacy/Settings flows with AppsFlyer; improved stability; contributed to scalable architecture using Clean Architecture, MVVM, RxJava, Retrofit2, Kotlin Serialization; UI built with Jetpack Compose; REST integration.
Senior Android Developer at Raiffeisen Bank
August 1, 2023 - September 1, 2024Developed and delivered complex features and end-to-end flows for the Raiffeisen Bank mobile app, covering full-cycle implementation from core setup and serialization (kotlinx) to Jetpack Compose UI; REST integration; Bottom Navigation, Deep Links, and Privacy/Settings flows with AppsFlyer; improved stability and reduced crashes.
Lead Android Mentor at Mate Academy
October 1, 2023 - January 1, 2024Led Android mentoring and lectures, delivering curriculum design and live coding sessions; conducted technical assessments, mentoring with structured feedback, code reviews, and mock interviews; covered core Android components and native platform APIs (network, storage, sensors, maps); prepared students for real-world development and job placement.
Lead Android Mentor at National Technical University & National University of Urban Economy
August 1, 2023 - September 1, 2024Led an advanced course for students starting with no prior experience in programming or Android; delivered lectures, live coding sessions, and assessments; mentored with feedback and code reviews; covered core Android components and native APIs; prepared students for real-world development and job placement.
Android Developer at Juravli
November 1, 2022 - July 1, 2023Developed a non-profit charity app for Ukraine, connecting volunteers with people in need via requests/fulfillment flows; implemented Open Street Map integration and volunteer flows; used modern Android stack (Jetpack Compose, Coroutines/Flow, Hilt); worked across architecture and multiple modules; improved performance and stability.
Android Developer at WWE App
June 1, 2021 - December 1, 2021Developed complex features and end-to-end flows for WWE App, covering full architecture from scratch; implemented Home Feed and Stories across multiple modules; contributed to app architecture and structure using Clean Architecture, MVVM, RxJava, Retrofit2, Kotlin Serialization; leveraged Git submodules and CI workflows.
Android Developer at Medtronic Minimed
October 1, 2018 - June 1, 2021Developed a medical IoT Android app for diabetes management; integrated BLE communication with an insulin pump for real-time data exchange and device control; onboard and firmware update flows; focused on low-latency, reliable connectivity and safe UX; ensured high code quality with testing and reviews; contributed to architecture decisions.
Android Developer at Freelance / Self-Employed
June 1, 2020 - May 1, 2021Developed an ECG Android app as a solo project; implemented complete app from scratch including architecture, navigation, and UI/UX; collaborated with hardware engineers on device integration; end-to-end features and bug fixes; ensured reliable data transfer using USB APIs and cloud integration (Google Drive).
Senior Android Developer at Grid Dynamics
October 1, 2024 - January 1, 2025Delivered Bottom Navigation, Deep Links, privacy/settings flows with AppsFlyer; worked on Nike app; implemented Clean Architecture, MVVM, RxJava, Retrofit2, Kotlin Serialization; contributed to scalable architecture.
Android Developer at Raiffeisen Bank
August 1, 2023 - September 1, 2024Developed and delivered complex features and end-to-end flows for the Raiffeisen Bank mobile app; implemented MVVM, Kotlin Multiplatform Mobile, Jetpack Compose UI; supported full-cycle implementation.
Android Developer
June 1, 2020 - May 1, 2021Self-initiated Android development projects (medical IoT) for WWE App and related apps; built app architecture from scratch including BLE/USB integration.
Android Developer
June 1, 2021 - December 1, 2021Developed complex features for WWE App and e-commerce/media platform; end-to-end flows, multi-module integrations; built with MVVM and Kotlin.
Education
Master’s degree with honors in Software Engineering at National Aerospace University 'Kharkiv Aviation Institute'
January 1, 2014 - January 1, 2019PhD candidate in Software Engineering at Kharkiv National University of Radio Electronics
January 1, 2022 - April 10, 2026Master’s degree with honors at National Aerospace University "Kharkiv Aviation Institute"
January 1, 2014 - December 31, 2019PhD student, Software Engineering at Kharkiv National University of Radio Electronics
January 1, 2022 - April 10, 2026Qualifications
Software Developer and Test Specialist
January 1, 2014 - January 1, 2019Software Engineering
January 1, 2022 - April 10, 2026Software Developer and Test Specialist
January 11, 2030 - April 10, 2026Industry Experience
Healthcare, Retail, Software & Internet, Energy & Utilities, Education, Financial Services
Hire a App Developer
We have the best app developer experts on Twine. Hire a app developer in Kharkiv today.