Alex Harley
Co-Founder at Superbridge
Berlin, Germany
Summary
🤩
Rockstar🎓
Top SchoolAlex Harley is a Berlin-based software leader and entrepreneur with 11 years of experience building backend systems and developer-facing infrastructure. As co-founder of Superbridge and former CTO/co-founder of Omni, he blends hands-on cryptography and wallet engineering with product-minded startup leadership. His open-source contributions include core cryptography and wallet refactors for cosmjs and real-time features for deepstream.io, showing a focus on maintainability, security, and realtime data flows. He has founded boutique blockchain and privacy-preserving product ventures, demonstrating a pattern of turning research-grade ideas into practical tools. Comfortable shipping core messaging, presence, and client management improvements, Alex brings both systems-level rigor and pragmatic product instincts. Colleagues note his ability to simplify complex crypto and distributed systems problems into reliable, well-structured code.
11 years of coding experience
7 years of employment as a software developer
Auckland Grammar SchoolBachelor's of Science, Computer Science, Bachelor's of Science, Computer Science at University of Auckland
English, French
Stackoverflow
353reputation
20kreached
15answers
7questions
Github Skills (26)
crypto-wallet10
wallet10
javascript10
realtime10
bitcoin-wallet10
typescript10
websocket10
websockets-client10
cryptography10
typescript-types10
typescripts10
websocket-client10
ethereum-wallet10
client-websocket10
blockchain9
Programming languages (15)
Github contributions (5)
deepstreamIO/deepstream.io
Jun 2016 - Dec 2017
deepstream.io server
Role in this project:
Backend Developer
Backend DeveloperContributions:13 releases, 240 commits, 72 PRs in 1 year 5 months
Contributions summary:Alex contributed to the `deepstream.io` server, focusing on implementing and improving core backend functionality. They added a disconnect timeout for idle clients within the connection endpoint, enhancing client management. The user also introduced presence functionality, including client join/leave events and query capabilities, showcasing expertise in real-time data synchronization. Additionally, they worked on record write acknowledgements and made message parser improvements, demonstrating a focus on the core messaging and data handling aspects of the server.
datasyncrealtimerpcgolangclient-library
cosmos/cosmjs
May 2021 - May 2021
The Swiss Army knife to power JavaScript based client solutions ranging from Web apps/explorers over browser extensions to server-side clients like faucets/scrapers.
Role in this project:Back-end Developer
Back-end DeveloperContributions:1 review, 5 commits, 3 PRs in 2 days
Contributions summary:Alex primarily focused on modifying core components related to cryptography and wallet functionality. Their commits involved refactoring and adapting existing code, as demonstrated by changes to the `bip39` and `directsecp256k1hdwallet` classes. They made adjustments to the visibility and structure of constructors and updated import statements, suggesting a focus on code maintainability and internal API design within the cosmjs project.
browser-extensionjavascriptserver-side
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