Контактна інформація

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Отримати контакти цього кандидата можна на сторінці https://www.work.ua/resumes/9941212/

Досвід роботи

Strong Middle Android Developer

з 11.2024 по нині (1 рік 10 місяців)
Avada-media, Дистанційно (IT)

Android development for a crypto wallet application (under NDA).
• Developed new features and extended existing functionality across the app, working within a Jetpack Compose + MVI architecture.
• Integrated wallet capabilities using Trust Wallet SDK, supporting secure transaction flows and key handling.
• Implemented identity/security features with a Face Detection SDK.
• Built and maintained custom UI components in Jetpack Compose for a consistent, responsive interface.
• Set up crash and error monitoring with Firebase Crashlytics and Sentry, improving release stability and faster issue resolution.
• Worked with Ktor-based networking and Coroutines for reliable async data handling.
Tech Stack: Kotlin, Jetpack Compose, MVI, Hilt, Ktor, Coroutines, Firebase (Analytics, Crashlytics), Sentry, Trust Wallet SDK, Face Detection SDK, Custom Views

Team Lead Android developer

з 11.2021 по 10.2024 (3 роки)
NMFINANCE, Дистанційно (Фінанси, банки, страхування)

Protocall — A feature-rich social platform combining secure messaging, video/audio calling, talent discovery, and cryptocurrency wallet integration.
Team size: Started as solo developer, later led a small team (1 Android dev + QA)

• Bootstrapped the application from the ground up, taking full ownership of architecture design, implementation, and delivery planning.
• Implemented real-time messaging and calling using WebSockets, WebRTC, and Smack, ensuring secure communication and minimal latency.
• Integrated encrypted message exchange and end-to-end secure communication protocols, improving privacy and compliance.
• Designed and optimized complex UI screens, including custom views and floating windows, enhancing interactivity and user engagement.
• Implemented wallet features, including crypto wallet integration, transaction flows, and secure key management — gaining practical understanding of blockchain interactions.
• Led modularization efforts by adopting a multi-module project structure, improving build performance and separation of concerns.
• Applied SOLID principles and advanced Jetpack libraries, while progressively migrating parts of the app to Jetpack Compose.
• Optimized app performance using Profiler, eliminated memory leaks, and enhanced responsiveness on various Android devices.
• Gained strong experience with hardware integration (e.g. Bluetooth and audio device handling) and system-level interactions.
• Collaborated closely with PMs, designers, and backend engineers; later supervised another Android developer and QA to align on sprint goals and feature delivery.

Tech Stack: Kotlin, MVVM, Coroutines, Realm, Firebase (Auth, Messaging, Crashlytics), Jetpack Compose, WebRTC, Smack, WebSockets, Custom Views, Profiler, Crypto Wallets, End-to-End Encryption

Android developer

з 07.2020 по 01.2022 (1 рік 7 місяців)
Moapps, Київ (IT)

Outsourcing Projects — Android development for multiple commercial B2C and B2B applications across fashion retail, hospitality, food delivery, and healthcare domains.
Team size: Individual and small cross-functional teams

• Modoza — Developed a full-featured fashion e-commerce app from scratch, including product catalog, shopping cart, and order processing. Used MVVM, Java, and RxJava for a reactive architecture and seamless user experience.
• Ibiza — Created an Android app for a well-known resort, featuring a built-in streaming radio player powered by dynamic backend audio links. Focused on stability, streaming optimization, and real-time interaction.
• Nikko — Delivered a food ordering app with loyalty and bonus system for a sushi chain. Migrated codebase to Kotlin, strengthening maintainability and type-safety.
• AW Radio — Extended radio features and implemented in-app subscriptions. Improved reliability and handled various media streaming scenarios.
• Ultracard — Resolved critical bugs and implemented region-specific feature sets based on business requirements for a loyalty card platform.
• MH Task Planner — Developed a task scheduling and calendar management tool for a medical organization using Kotlin, Room, and RxJava, enhancing data persistence and offline functionality.

• Gained hands-on experience with MVVM, Kotlin, and RxJava in production environments. Improved database proficiency and system integration workflows across diverse domains.

Tech Stack: Kotlin, Java, MVVM, Retrofit, RxJava, Firebase (Analytics, Messaging, Crashlytics), Room, MediaPlayer, REST APIs

Junior Android developer

з 01.2020 по 08.2020 (8 місяців)
Nutis, Дистанційно (Краса, фітнес, спорт)

Nutis — Android application focused on calorie tracking and personalized diet management.
Team size: Solo Android Developer

• Took over a partially implemented project (≈50% complete) and led development to near-release readiness, demonstrating strong ownership and delivery skills.
• Implemented key features including food scanning and server-side calorie estimation, enhancing user engagement and supporting healthy lifestyle goals.
• Gained in-depth practical experience with Android architecture components while working within the MVP pattern.
• Integrated data visualization with dynamic in-app charts to display calorie history and progress tracking.
• Improved crash visibility and analytics by configuring Firebase Crashlytics and Firebase Analytics.
• Collaborated closely with backend developers and UI/UX designers to ensure seamless data exchange and user flow consistency.

Tech Stack: Java, View XML, Room, Firebase (Analytics, Crashlytics), MVP

IT-specialist

з 09.2018 по 12.2019 (1 рік 4 місяці)
UNIQA, страховая компания, Київ (Фінанси, банки, страхування)

Освіта

Інститут інтелектуальних технологій і зв'язку

Інженерія програмного забезпечення, Одеса
Вища, з 2019 по 2022 (3 роки)

Знання і навички

• Glide
• SOLID Principles
• Coroutines
• Smack
• Realm
• Room Library
• WebSocket
• WebRTC
• SQL
• Android SDK
• Retrofit
• MVP
• MVVM
• Firebase
• Picasso
• Gson
• Material design
• Android Core
• REST
• JSON
• SQLite
• Android Studio
• Знання принципів ООП
• Kotlin
• Java
• Git
• Jetpack Compose
• Hilt
• MVI
• Знання принципу DRY
• KISS
• Room
• Ktor
• Trust Wallet

Знання мов

• Англійська — середній
• Українська — вільно