Sergey Andreev
Product Owner at Tonkeeper
Paris, Ile-de-France
Summary
👤
Senior🎓
Top SchoolSergey Andreev is a Product Owner and frontend leader based in Paris with 10 years of software experience and 5+ years focused on fintech and blockchain products. He currently leads Tonkeeper Pro across iOS, desktop, web and extension platforms, combining hands-on frontend coding with product and technical-architecture decisions. Previously he co-authored TonConnect 2.0 and contributed UI components and developer tools for widely used TON ecosystem projects, demonstrating a mix of protocol-level thinking and polished UX implementation. Sergey has led frontend teams at multi-chain DeFi projects, built SDKs and widgets to simplify integrations, and even delivered a zk-SNARK-based anonymizer—showing depth in cryptography-adjacent engineering. He pairs a mathematical background from St. Petersburg State University with practical full-stack experience, often shipping MVPs and CI/CD workflows under tight timelines. Colleagues describe him as a pragmatic technical leader who still prefers committing code alongside his team.
9 years of coding experience
5 years of employment as a software developer
Bachelor's Degree, Mathematical support and administration of information systems, Bachelor's Degree, Mathematical support and administration of information systems at St. Petersburg State UniversitySaint Petersburg Lyceum 239
Русский, Английский
Github Skills (8)
uid10
typescript10
javascript10
typescripts10
front-end-development10
ui-design10
react10
typescript-types10
Programming languages (10)
Github contributions (5)
ton-connect/sdk
Sep 2022 - Mar 2023
SDK for TON Connect 2.0 — a comprehensive communication protocol between wallets and apps in TON ecosystem
Role in this project:
Front-end Developer
Front-end DeveloperContributions:5 reviews, 329 commits, 46 PRs in 5 months
Contributions summary:Sergey primarily focused on building out the UI components and integrating them with the underlying system. Their work involved adding essential interfaces and components for the application, as well as implementing the core functionality of the button class. Furthermore, the user worked on the overall modal window to provide a seamless connection process in the user interface. The user also seems to have added and improved some basic styles to some elements.
communication-protocolwalletsblockstackethereumjavascript
tonkeeper/w5
Sep 2023 - Jul 2024
Wallet version 5
Contributions:7 reviews, 11 PRs, 29 pushes in 9 months
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