Full-stack Developer / Backend Developer (M/F/D)

• 18 August 2026 • 100% • Indefinite duration • English (Intermediate), French (Fluent) • Route de Bâle 63, 2800 Delémont • Log in to see the jobup.ch salary estimate stemys SA designs advanced software solutions in IoT and statistical data analysis, based on the latest modern web technologies. With Brütsch/Rüegger Tools, a century-old company, we combine technological agility and industrial solidity. Want to shape the connected industry of tomorrow? Join a team that innovates daily.   YOUR MISSION: ### • Produce quality code by making reasoned technical decisions by evaluating trade-offs (performance, maintainability, cost, time-to-market). • Design and evolve the architecture of our developments with a long-term vision. • Navigate between cloud and on-premises deployments, on Linux and Windows environments. • Read, understand, and exploit technical documentation independently. • Use AI tools thoughtfully: as a productivity and exploration accelerator, not as a substitute for understanding the code you deliver. • Actively collaborate within the developer team and challenge technical choices in a good mood. ### YOUR PROFILE: ### • You are a HES/EPF engineer (or equivalent) with good knowledge of software architecture. • You have experience in Java and/or a good understanding of object-oriented patterns. • You know how to read dense technical documentation and extract what matters, demonstrating autonomy in your analysis. • You are comfortable with web standards (REST, OAuth, OpenAPI) as well as containerization (Docker). • You are curious, rigorous, and you prefer to understand the "why" before coding the "how". • You use AI daily, but you remain capable of explaining, challenging, and correcting what it produces. • Experience in multi-tenant or distributed architecture as well as knowledge of time-series databases is a plus. Knowing how to deploy with Kubernetes is also an asset. ### WE OFFER YOU: ### • The dynamism of a start-up combined with the solidity of a century-old company. • Real architectural problems to solve - not repetitive CRUD. • A young, varied work environment that values initiative. • Flexible hours and the possibility of teleworking. • An indefinite duration employment contract. • Access to continuous training platforms, and dedicated time for it. • An opportunity to enrich your industry knowledge and discover new technologies. • Modern work equipment and offices.   Application deadline: 06.09.2026   Recruitment agencies please refrain.