Lounès Ksouri is a software engineer based in Paris with eight years of experience building full-stack applications and supporting developer ecosystems. He has worked across startups and open-source projects, notably contributing to Umbrel — a popular home server OS — by integrating apps like Samourai Server and fixing persistence issues for Thunderhub, showing fluency across backend, frontend and deployment scripts. Currently contributing at LN Markets and DLC Markets, he focuses on production-grade features for financial and crypto-related services. Trained in mathematics and engineering at Université Paris-Saclay, he pairs analytical rigor with hands-on implementation. Colleagues describe him as a pragmatic problem-solver who bridges user-facing UI tweaks and low-level configuration changes to deliver end-to-end solutions.
8 years of coding experience
2 years of employment as a software developer
Baccalauréat option internationale (Bachibac), Regular/General High School/Secondary Diploma Program, Baccalauréat option internationale (Bachibac), Regular/General High School/Secondary Diploma Program at Lycée Roland-Garros
Licence Double-Diplôme, Mathématiques, Physique et Sciences pour l'Ingénieur, Licence Double-Diplôme, Mathématiques, Physique et Sciences pour l'Ingénieur at Université Paris-Saclay
A beautiful home server OS for self-hosting with an app store. Buy a pre-built Umbrel Home with umbrelOS, or install on a Raspberry Pi or any x86 system.
Role in this project:
Full-stack Developer
Contributions:120 reviews, 43 commits, 59 PRs in 1 year 6 months
Contributions summary:Lounès primarily contributed to the Umbrel project by updating and integrating the Samourai Server application. Their work included adding the app to the Umbrel platform and updating static assets. Furthermore, they addressed the persistence of password changes for the Thunderhub app. This involved modifications to configuration files, scripts, and UI components, demonstrating a focus on both the backend and frontend aspects of these applications.
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