Ben Delo
Co-Founder at BitMEX
London, England, United Kingdom
Summary
🤩
Rockstar🎓
Top SchoolBen Delo is a software entrepreneur and engineer with 12 years of experience, best known as a Co-Founder of BitMEX where he led core backend and API development for a high-performance crypto derivatives exchange. His background blends quantitative finance and software—spanning roles at J.P. Morgan, Peel Hunt, GSA Capital and IBM—anchored by mathematics and computer science degrees from Oxford. He has hands-on expertise building resilient trading infrastructure and market-making bots, contributing open-source API connectors and tooling that handle authentication, WebSockets and order-recovery logic for BitMEX. Based in London, he also serves as an Honorary Fellow at Worcester College, reflecting an active engagement with academia alongside entrepreneurship. Notably, his practical contributions to sample market-maker projects show a focus on real-world failure modes—duplicate order recovery, signature generation and adapting to deprecated APIs—rather than just feature work.
12 years of coding experience
7 years of employment as a software developer
MA (Oxon), MA (Oxon) at University of OxfordLord Williams’s School Thame
Github Skills (18)
market-maker10
api-rest10
python10
apidoc10
api-design10
restful-api10
api10
dotnet-core10
rest-api10
csharp10
authentication9
user-authentication9
websocket9
websockets-client9
client-websocket9
Programming languages (7)
Github contributions (5)
BitMEX/sample-market-maker
May 2016 - Dec 2017
Sample BitMEX Market Making Bot
Role in this project:
Backend Developer
Backend DeveloperContributions:8 commits, 10 pushes, 21 comments in 1 year 8 months
Contributions summary:Ben contributed significantly to the backend functionality of the BitMEX market-making bot. Their work included refactoring code to adapt to deprecated APIs, implementing logic to recognize and calculate delta for linear instruments, and addressing issues related to order management, such as recovering from duplicate order IDs and amending order quantities. Furthermore, the user improved API interaction, including signature generation.
bitmex
BitMEX/api-connectors
Feb 2017 - Dec 2017
Libraries for connecting to the BitMEX API.
Role in this project:Back-end Developer & API Developer
Back-end Developer & API DeveloperContributions:11 commits, 1 PR, 13 pushes in 10 months
Contributions summary:Ben contributed significantly to the back-end functionality and API of the BitMEX API connectors. They added support for POST and DELETE methods, expanding the API's capabilities. Their work involved modifying C# code for HTTP requests and implementing features related to authentication and data handling, including URL encoding. The user also updated the Node.js client, addressing WebSocket-related features.
bitmex
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