Марія

Mariia Melnychenko
Lviv, Ukraine • [відкрити контакти](див. вище в блоці «контактна інформація») • [відкрити контакти](див. вище в блоці «контактна інформація») • Portfolio

Education
Lviv Polytechnic National University Lviv, Ukraine
Bachelor of Computer Science (Artificial Intelligence Systems) September 2022 - June 2026

Skills
Core & Mobile: Dart, Flutter SDK (iOS & Android), OOP, Streams, Responsive UI, Animations,
GoRouter (Deep Linking, nested routing)
Architecture & State: Clean Architecture, Feature-Driven Design, BLoC/Cubit, Dependency Injection
(GetIt)
Networking & Data: REST API, WebSockets, Dio (Interceptors), Freezed, json_serializable, Hive,
SQLite (sqflite), Secure Storage
Monetization & Cloud: RevenueCat (In-App Purchases & Subscriptions), Stripe, Firebase
Monitoring & Testing: Sentry, Firebase Crashlytics, Amplitude, Patrol (E2E testing), bloc_test, Unit &
Widget testing
Tools & Deployment: App Store Connect, Google Play Console, Git, Git Flow, Flutter DevTools, Figma
Languages: English (B2 Upper-Intermediate), Ukrainian (Native)

Experience
MAXOPEN STUDIO (Remote) Ukraine
Flutter Developer March 2025 – Present
• Engineered on-device AI/CV features (MediaPipe, OCR) and integrated LLMs for audio and text
processing.
• Architected real-time WebSocket communication and secure REST flows using Dio interceptors
for JWT management.
• Implemented in-app subscriptions and paywalls using RevenueCat to support end-to-end
monetization.
• Spearheaded cross-platform E2E testing with Patrol, covering user interactions and native system
dialogues.
• Optimized app rendering and memory via DevTools, enforcing Clean Architecture and
BLoC/Cubit across all targets.
• Managed end-to-end release lifecycles via App Store Connect and Google Play Console.

Coding House Studio (Remote) Canada
Flutter Developer April 2023 – February 2025
• Built a cross-platform healthcare ecosystem (iOS, Android, Web), delivering 30+ responsive
screens based on Figma designs.
• Maintained a scalable, modular codebase using Clean Architecture and BLoC/Cubit to ensure
strict layer decoupling.
• Achieved 90%+ test coverage for core business logic (auth, scheduling) using unit_test and
bloc_test.