Project: i3 Home – a smart home app for controlling lights, sockets, cameras, alarms, heating, and air conditioning. Supports offline mode, custom automations, and integration with third-party smart devices.
Main Responsibilities:
- Redesigned and implemented new UI screens and widgets for a smart home app (mobile & Flutter Web)
- Built complex business logic (search, home exit, per-entity user permissions)
- Developed import/export functionality and adapted the app for the web platform
- Reworked the firmware updater logic to improve device update reliability and flexibility
- Integrated and maintained various entities: lights, sockets, air conditioners, automation templates
- Created custom REST API endpoints for data access and control logic
- Worked with Modbus protocol and bitwise operations for low-level device communication
- Refactored and optimized the codebase for performance, reliability, and maintainability
- Maintained and extended existing smart home features according to evolving business needs

Project: Transformation – a subscription-based fitness club platform tailored for home workouts. Supports online/offline video playback, training tracking, and video streaming to TV devices.
Main Responsibilities:
- Developed and published a cross-platform fitness application (iOS & Android) using Flutter and Dart
- Designed and implemented a modern video player with TV streaming support
- Enabled secure authentication via Google and Apple Sign-In
- Utilized Firebase (Authentication, Firestore, Storage, Analytics, Crashlytics)
- Integrated RevenueCat for in-app subscriptions and managed A/B testing in payment flows
- Implemented local data storage and offline content downloading
- Integrated external services: AppsFlyer, KeyCRM, VideoAPI
- Leveraged Google Cloud Functions and Buckets for backend infrastructure
- Built features such as training calendar, user progress tracking, and achievements

Project: Online Learning – an e-learning platform with in-app purchases, video streaming, and user progress tracking.
Main Responsibilities:
- Built an intuitive Flutter interface for an online learning platform
- Developed a responsive custom video player for smooth content playback
- Integrated Firebase services: Firestore, Storage, Analytics, Crashlytics
- Implemented Google and Facebook authentication for secure user access
- Created advanced search functionality to enhance UX
- Contributed to user progress tracking and training statistics features
- Integrated Google Maps and location features in a cafe delivery app

Main Responsibilities:
- Wrote Python scripts for data scraping, parsing, and transformation using bs4, requests, and selenium
- Applied data processing and automation to extract insights from diverse sources (pandas, numpy)
- Developed and deployed Telegram and Instagram bots for automation, interaction, and data - collection
- Focused on chatbot development, social media automation, and lightweight backend tasks
- Delivered fast, reliable solutions for small business and personal projects

Main Responsibilities:
- Supervised daily production operations and ensured workflow efficiency across departments
- Managed a team of 5 employees, fostering collaboration and meeting production targets
- Oversaw planning, quality control, and process optimization
- Demonstrated strong organizational, problem-solving, and leadership skills in a manufacturing environment

Main Responsibilities:
- Monitored and analyzed drilling operations, identifying risks and optimizing performance
- Maintained detailed documentation for well drilling processes and emergency situations
- Developed process instructions and preventive measures to improve operational safety and reliability
- Demonstrated strong analytical thinking and attention to detail in high-responsibility environments