Ramil Zaynetdinov is a senior full-stack engineer with 12 years’ experience building web and mobile apps using React, Redux, Node.js, Flutter and Dart, currently driving frontend and backend work at YLab. He combines practical product development with cryptographic expertise—having implemented an RSA library in Go and built a secure chat app using RSA-2048 and AES-256. An active open-source contributor, he’s improved popular Flutter packages (epub_view enhancements and adding playback-rate control to audioplayers), demonstrating attention to platform-specific details on Android and iOS. Comfortable across languages including Rust and Go, Ramil brings a blend of performance-minded backend skills and polished cross-platform mobile UI work.
Contributions:5 commits, 5 PRs, 63 pushes in 1 month
Contributions summary:Ramil primarily focused on enhancing the `epub_view` package for Flutter. They implemented features like an EpubReaderController and table of contents navigation. They also fixed issues with the EpubCFI parsing and improved overall performance, including optimizing the book loading process and fixing calculation of the current position. Additionally, they added functionalities like the `fromBytes` factory for loading books.
A Flutter package to play multiple audio files simultaneously (Android/iOS/web/Linux/Windows/macOS)
Role in this project:
Mobile Developer (Android/iOS)
Contributions:16 commits, 1 PR, 6 comments in 2 months
Contributions summary:Ramil primarily focused on adding playback rate functionality to the audio player package. Their contributions included modifying Android and iOS platform-specific code to control audio playback speed, as well as updating the example app. They added the `setPlaybackRate` method to both Android and iOS versions, addressed edge cases and fixed related bugs. The user also made minor updates to improve the stability and functionality of the audio player.
audio-playersimultaneouslyios-androiddartandroid
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Ramil Zaynetdinov - Senior Engineer Software at YLab