About the role
Responsibilities Build and run features end-to-end: design, development, releases, production monitoring Hands-on coding, refactoring and architecture work with the CTO Drive PR reviews and raise code quality, modelling and maintainability Build robust APIs and resilient integrations for strong business constraints Design for reliability and observability to catch issues before users do Provide technical leadership and mentor developers on the team Requirements 6+ years of experience with production products used by real users Built and operated a backend over time Covers the full cycle: product understanding, system design, development, deployment, run Strong instinct for edge cases and failure modes Makes decisions with incomplete information Prior Tech Lead experience Uses AI tools daily Preferred Qualifications Experience with TypeScript, Next.js, NestJS, MongoDB, Redis and AWS Experience with Sentry, BetterStack or OpenTelemetry Benefits Full remote work, with optional Paris offices About the Company Filiz is a 30-person French SaaS startup digitising apprenticeship contracts and building an ERP for higher-education institutions. Backed by the Hexa startup studio.