Stéphane Traumat
Dirigeant Associé at Isiadoc
Angoulême, Nouvelle-Aquitaine, France
Summary
👤
Senior🎓
Top SchoolStéphane Traumat is a tech entrepreneur and engineering leader with over two decades of experience building software, founding and running companies that span consulting, SaaS, CRM platforms and investment vehicles. Based in Angoulême, he combines hands‑on backend development (notably on Java crypto trading tooling and the widely used XChange library) with product strategy, go‑to‑market and company structuring. He currently leads a 100‑person engineering services firm, co-runs insurance-focused SaaS and investment holdings, and actively backs Web3 startups through a founder-centric fund. Known for bridging technical teams and business strategy, he favors pragmatic, long‑term solutions across cloud, data/AI and blockchain stacks. Curious and public-facing, he regularly shares learnings on LinkedIn and his technical blog, and continues to contribute bug fixes and integrations in open-source crypto projects.
10 years of coding experience
Bachelor of Science (B.S.), Software engineering, Bachelor of Science (B.S.), Software engineering at Université de Poitiers
English, French
Stackoverflow
119reputation
5kreached
3answers
10questions
Github Skills (27)
unit-testing10
apim10
back-end-development10
testing10
bitcoin10
bitcoins10
java10
javas10
api10
spring-boot10
test-integration10
test-unit10
integration-testing10
convert9
currency-exchange9
Programming languages (15)
Github contributions (5)
cassandre-tech/cassandre-trading-bot
Feb 2020 - Jan 2023
Create your Java crypto trading bot in minutes. Our Spring boot starter takes care of exchange connections, accounts, orders, trades, and positions so you can focus on building your strategies.
Role in this project:
Back-end Developer
Back-end DeveloperContributions:4 releases, 15 reviews, 2057 commits in 3 years
Contributions summary:Stéphane's commits focus on addressing and resolving issues related to the core functionality of a Java-based crypto trading bot. Their contributions include implementing fixes that ensure local orders are saved before remote orders are processed and refactoring tests by incorporating XChange mocks, with a focus on improving the accuracy of currency calculations and order processing within the system. The user has also refactored tests with new mocks, addressed a number of bugs, and added automated Discord announcements to the project.
exchangecoinbasebothuobitrades
knowm/XChange
May 2021 - Jan 2022
XChange is a Java library providing a streamlined API for interacting with 60+ Bitcoin and Altcoin exchanges providing a consistent interface for trading and accessing market data.
Role in this project:Back-end Developer
Back-end DeveloperContributions:3 reviews, 7 commits, 4 PRs in 8 months
Contributions summary:Stéphane's contributions primarily involve bug fixes and enhancements to the XChange Java library, specifically related to integrating with and adapting various cryptocurrency exchanges. They fixed a NullPointerException in the Kucoin adapter and addressed issues in the Coinbase Pro adapter, improving the handling of order parameters. The user also implemented a bridge for the Gemini exchange to ensure proper functionality. Overall, the user demonstrated the ability to adapt and maintain the exchange integration code.
apiexchangejava-librarykucoinexchanges
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