Summary
Sébastien Carceles is an Engineering Manager with 11 years of hands-on experience building and shipping web applications across Ruby on Rails, Python/Django and modern front-end stacks. He helps clients turn product vision into production-ready software, combining a pragmatic, delivery-focused approach with product-minded technical leadership. His background spans startup CTO and director roles as well as public-sector projects at beta.gouv.fr, giving him a rare mix of entrepreneurial drive and mission-driven development experience. He has led full lifecycles from API design and large refactors to CI/CD, security audits and integrations with services like Salesforce and Okta. Based in Brittany and comfortable working remote, he also creates educational content (Rails courses, YouTube/Udemy) that reflects a passion for mentoring and spreading engineering craft. Colleagues describe him as a steady executor who is equally at home proposing strategic improvements and rolling up his sleeves to implement them.
11 years of coding experience
4 years of employment as a software developer
Master 2, Génie logiciel, Master 2, Génie logiciel at Universite Bordeaux I
English, French