Thomas Voegtlin
Founder at Long Run Ventures GmbH
Berlin, Germany
Summary
🤩
Rockstar🎓
Top School
Top expert inCryptocurrency Systems Development
Thomas Voegtlin is a founder and seasoned software engineer with 11 years of industry experience based in Berlin, best known for deep involvement in the Electrum Bitcoin ecosystem as a back-end and DevOps contributor to the widely used Electrum wallet and its electrum-server. He combines entrepreneurial leadership—running Electrum Technologies GmbH and Long Run Ventures—with a strong research pedigree from INRIA and postdoctoral work at Humboldt University. Technically he focuses on core server logic, storage optimization, blockchain processing and build/release automation, having implemented merkle-branch caching and performance improvements to enhance reliability at scale. His profile blends academic rigor with practical production engineering and an eye for systems-level improvements that keep cryptocurrency tooling robust and portable across platforms.
11 years of coding experience
19 years of employment as a software developer
Prytanée MilitaireÉcole normale supérieure de Lyon
Github Skills (17)
python10
scripting10
bitcoin10
leveldb10
bitcoins10
script10
build-automation10
blockchain10
sh10
shell10
data-structure9
caching9
cicd9
android-build9
concurrency9
Programming languages (14)
Github contributions (5)
spesmilo/electrum-server
Feb 2015 - Mar 2017
Electrum server
Role in this project:
Back-end Developer
Back-end DeveloperContributions:78 commits, 37 PRs, 93 pushes in 2 years 1 month
Contributions summary:Thomas primarily focused on improving the electrum-server's back-end functionality. They made significant changes to the `src/processor.py`, `src/storage.py`, and `src/blockchain_processor.py` files, indicating involvement in core server logic, data storage, and blockchain processing. The contributions include enhancements for session management, storage optimization, and the addition of a cache for merkle branches and other performance improvements. These changes suggest an effort to improve server efficiency and reliability.
bitcoinindexerelectrumelectrum-server
spesmilo/electrum
Jan 2015 - Jan 2023
Electrum Bitcoin Wallet
Role in this project:Back-end & DevOps Engineer
Back-end & DevOps EngineerContributions:186 reviews, 4438 commits, 1208 PRs in 8 years 2 months
Contributions summary:Thomas primarily contributed to the release and build scripts of the Electrum Bitcoin Wallet. They modified and updated the scripts used to create and package the Android build, fix paths for macOS builds, and fix issues with the codebase using imports. The user demonstrated experience in managing build tools and system configurations.
pythonelectrumlightningwalletcryptocurrency
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