Summary
Stève Sfartz is a Principal Architect specializing in API quality and developer experience with 25 years of engineering and product incubation experience and a strong track record at Cisco leading global API governance and DevNet initiatives. He combines hands-on platform and PaaS/SaaS building with enterprise transformation, driving API-first design, OpenAPI/OAuth best practices, and developer-facing tooling to improve consistency and backward compatibility across large portfolios. A seasoned speaker and advisor, he partners with CTOs across networking, security, collaboration and incubation orgs and brings practical GenAI guidance for RAG, agents and workflow automation. He co-founded Restlet and led APISpark, blending startup and enterprise perspectives, and earlier roles span Microsoft cloud evangelism, SaaS operations at scale, and deep Java/DevOps roots. Known for building concrete samples, CLIs and training programs, he pairs strategic leadership (Gallup strengths: Achiever, Strategic, Command) with relentless delivery and developer empathy.
10 years of coding experience
25 years of employment as a software developer
BAC+2, Mathematics, BAC+2, Mathematics at Lycée Chaptal
Master of Engineering, Telecoms, Networking and Computer Science, Master of Engineering, Telecoms, Networking and Computer Science at IMT Atlantique
English