Maximilian Langenfeld
Engineering Partner at brainbot technologies AG
Berlin, Germany
Summary
🤩
Rockstar🎓
Top SchoolMaximilian Langenfeld is an engineering partner and blockchain-focused software engineer with a decade of experience building decentralized systems from protocol to UI. Based in Berlin, he has driven Python-centric Ethereum work and state-channel designs at brainbot, contributing both backend logic and browser-based interfaces for high-profile projects like Raiden and pyethapp. He blends low-level protocol engineering (RPCs, WAMP pub/sub, TransferManager callbacks) with frontend polish, including UI/CSS improvements and usability-focused console features. His background in computational science and bioinformatics gives him a strong foundation in simulation, performance tuning and rigorous testing on HPC-class infrastructure. At cLabs he now applies that depth to broader engineering partnership responsibilities, bridging research, product and open-source ecosystems. Colleagues know him for shipping pragmatic, well-tested blockchain tooling that connects node-level networking to user-facing applications.
10 years of coding experience
4 years of employment as a software developer
Master of Science Bioinformatics, Master of Science Bioinformatics at University of HamburgBachelor of Science Chemistry, Bachelor of Science Chemistry at Johannes Gutenberg University Mainz
Github Skills (22)
javascript10
python10
ethereum10
blockchain10
reinstall9
front-end-development9
rpc9
installer9
installers9
postinstall9
apidoc8
api8
configuration-file8
websocket8
css8
Programming languages (13)
Github contributions (5)
raiden-network/raiden
May 2016 - Dec 2021
Raiden Network
Role in this project:
Full-stack Developer
Full-stack DeveloperContributions:1 release, 113 reviews, 230 commits in 5 years 7 months
Contributions summary:Maximilian primarily contributed to the Raiden Network's UI, introducing a browser-based interface. They implemented callback handling for mediated transfers within the API and TransferManager, facilitating transfer creation and status updates via the WAMP protocol. The user also modified the CSS styles, suggesting an involvement in frontend development. The work involved both backend (gevent-websocket) and frontend (raiden.js) communication, leveraging the WAMP protocol for RPC calls and pub/sub events.
paymentsethereumraidenblockchainweb3
ethereum/pyethapp
Dec 2015 - Mar 2016
Role in this project:Back-end Developer
Back-end DeveloperContributions:6 commits, 4 PRs, 4 comments in 3 months
Contributions summary:Maximilian primarily contributed to the core logic and functionality of the pyethapp project, focusing on console access, and RPC client improvements. They made adjustments to the console service to support features like accessing multiple nodes within a runmultiple environment. Furthermore, the user updated the installation instructions and testnet bootstrap node, indicating involvement in configuring and maintaining the project's setup and network connectivity.
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