Jakub Witczak
WalletKit Technical Leader & Mobile Team Lead at WalletConnect
Oregon, Poland
Summary
🤩
Rockstar🎓
Top SchoolJakub Witczak is a WalletKit technical leader and mobile team lead with nine years building secure Android applications and SDKs, currently focused on bringing cryptography and blockchain to mobile devices. He combines hands-on Kotlin development—MVVM/MVP, architecture components, clean architecture—and CI automation with leadership experience shipping WalletConnect's Android SDK and sample integrations. Previously he led development of a highly secured mobile HD wallet supporting SSI and multiple blockchain standards (BIP-32/39/44, ERC-20/721), reflecting deep domain knowledge in wallets and key management. An active contributor to WalletConnect documentation for Kotlin integrations, he pairs developer-facing writing with technical design to smooth integrations. Based in Oregon and educated in information technology and management, he blends technical rigor with product-minded team leadership.
9 years of coding experience
7 years of employment as a software developer
Bachelor's degree Computer Science, Bachelor's degree Computer Science at FHV - Vorarlberg University of Applied SciencesMaster's degree Management, Master's degree Management at Lodz University of Technology
English, German
Github Skills (8)
doc10
kotlin10
documentation10
wallet9
chat8
relayer8
relay8
ethereum8
Programming languages (11)
Github contributions (5)
WalletConnect/walletconnect-docs
Nov 2021 - Jan 2023
WalletConnect Documentation
Role in this project:
Technical Writer / Documentation Specialist
Technical Writer / Documentation SpecialistContributions:109 reviews, 41 commits, 58 PRs in 1 year 2 months
Contributions summary:Jakub primarily focused on updating and expanding the documentation for the WalletConnect project, specifically targeting Kotlin integrations. Their contributions involved adding and modifying documentation related to mobile linking, relay, and chat functionalities, including installation and usage guides. The changes primarily involved additions and modifications to the `sidebars.js` file, suggesting an effort to organize and structure the documentation. These changes demonstrate an understanding of the project's architecture and user needs.
ethereumwalletconnectwallet
reown-com/reown-kotlin
Sep 2024 - Apr 2025
Contributions:11 releases, 3 reviews, 90 PRs in 6 months
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