Audo

Senior Software Engineer

PurplePlane

Some accomplishments:

• Implemented declarative navigation and deep links.
• Created interfaces and business logic for money transfer flows.
• Added history of payments and expenses.
• Designed a vast amount of UI Kit widgets, colors, and fonts.
• Mentored developers and helped with onboarding.
• Published to App Store & Google Play.

Some accomplishments:

• Implemented video calls and created a Flutter plugin for Android and iOS that uses native library sources for video calls.
• Created call views, notifications, and call kit on iOS.
• Optimized insufficient network requests and JSON parsing.
• Resolved problems with the local database by replacing get_storage with SQLite.
• Introduced in-app purchases and subscriptions.

Middle Software Engineer

Magnise

Some accomplishments:

• Successfully migrated project to null safety, significantly improving developer experience and system reliability
• Instantiated graphql api and client - server communication
• Designed flexible and easy-to-maintain architecture from the ground
• Refactored communication with bluetooth devices and drastically improved the performance of the connection
• Created the FFI plugin, which wraps the C++ library for low-latency real-time P2P video calls.

Senior Flutter Engineer

HardDays

Some accomplishments:

• Implemented facial recognition for real-time video calling and account creation.
• Reduced application size from 200MB to 68MB.
• Established CI & Fast lane actions to publish applications.
• Reduced startup time by 45%.
• Optimized overall application performance and increased conversion by 25%.

Middle Flutter Developer

Some accomplishments:

• Implemented GraphQL for client-server interactions and applied the BLoC pattern.
• Improved application performance through caching and list refactoring.
• Introduced paid subscriptions and added premium features such as background audio, queuing, and shuffling.
• Added animations - page, fade, size and switch transitions.

Junior Flutter Developer

Contact Information:
Email: michael@lazebny.io
Telegram: @mlazebny

Hi, my name is Michael. I'm a Senior Flutter Developer currently based in Krakow, Poland. I am a versatile T-shaped person with solid expertise in Flutter and related technologies, open source contributor and author of development articles. Looking forward to new professional opportunities.

With over 3 years of commercial experience, I've been involved in various projects of varying size and difficulty, including B2B, Fintech, Social and IoT. I have a solid knowledge of building extensible, supportable and high-performing systems while understanding the business value. I prefer to work as part of a team, but it is also possible for me to work on my own. Focused on results and delivering clean, high-quality code.

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