Sébastien Estienney is a seasoned technology leader and Directeur Technique based in Paris with 11 years in senior engineering and over two decades in IT. He excels at translating complex requirements into maintainable, multi-tenant SaaS and on-premise architectures, having architected and led development of a high-security document management platform used by major French administrations. Hands-on from front-end to backend and DevOps, he has driven certification, automated deployment and update processes, and operationalized secure hosting for critical public-sector services. At Biron he moved from Lead Développeur to Directeur Technique, continuing to champion pragmatic technology choices that address evolving business needs. Known for autonomy in technology selection and a focus on configurability and evolvability, he pairs deep legacy tech experience (Java, PostgreSQL, Elasticsearch) with modern front-end practices. Colleagues would describe him as a problem-driven leader who balances security, scalability and product usability in regulated environments.
11 years of coding experience
23 years of employment as a software developer
Diplôme universitaire de technologie, Génie Mécanique et Productique (option Microtechniques), Diplôme universitaire de technologie, Génie Mécanique et Productique (option Microtechniques) at Université de Franche-Comté
Contributions:20 commits, 1 PR, 21 pushes in 2 years 3 months
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Sébastien Estienney - Directeur Technique at Biron