Елена

Senior Android Developer

Developed the catshelter app from scratch (contract).

Team Lead/Android Developer

Project: the online hypermarket (B2B, B2C). Achievements include creating the Connect Personal Contribution Assessment System (accelerating development cycle by 20%); organizing technical conferences (10% expansion of potential candidate pool); realizing a professional training program with personalized development plans (80% reduction in staff turnover); developing custom technology 'MarvelAI' (app speed +12%, size -8%); implementing Jetpack Compose and transitioning architecture to a multi-modules scheme; introducing Firebase Crashlytics monitoring and targeted feedback processing (30% increase in app rating); expanding audience by 15% via payment gateways and social network integration; obtaining a 450,000€ grant by developing a flexible advertising module; elevating retention rate by 30% and achieving Google Play/App Gallery ratings of 4.8/4.7 using the XPTracers system.

Android/Flutter Developer

Project: internal service app that collects data and interprets it for technicians and scientists (compounds, molecules, chemical reaction results). Achievements include implementing Augmented Reality technology (25% reduction in incorrect interpretations); switching from native to cross-platform on Flutter (40% reduction in development costs); expanding customer base by 28% and attracting a 500,000€ sponsorship grant; developing telemetry authentication and intelligent recognition by face and fingerprint (35% increase in personal data security); applying advanced app security strategy (20% reduction in risk of data leaks).

Android Developer

Projects: social network, VR fantasy museum, messenger, games, educational portal, night vision system, smart fitness app, telemetry authentication (face and fingerprint), taxi aggregator, sky map, image generator, etc. Achievements include developing the VR fantasy museum app, smart fitness app, and telemetry authentication module from scratch (establishing benchmarks for creating standards in the Ecole42 system and contributing to a 30% increase in the number of students); organizing 12 internal hackathons (12% increase in school funding); elaborating technical instructions defining internal code standards and criteria for further development (35% improvement in student academic performance).