Back-End Developer (C# / .NET) – RabbitMQ, Entity core, Docker components – Böblingen (m / w / d) - Optimus Search

Über uns

About usWe’re a growing SaaS company building modern, scalable web applications used by customers who expect things to just work.We’re looking for a Back-End Developer who enjoys designing solid systems, writing clean code, and thinking about scale from day one.TasksDesigning and building back-end services using C# and ASP.NET (REST APIs)Working with Entity Framework Core to design and optimise data accessBuilding and integrating message-based systems (event-driven, async workflows, etc.)Helping shape system architecture with scalability, performance, and reliability in mindCollaborating closely with product and front-end teams to deliver real features, not just ticketsImproving existing systems — refactoring, optimising, and making things simplerProfileStrong experience with C# / .NET CORE + in production environmentsSolid understanding of ASP.NET Core and RESTful API designHands-on experience with Entity Framework CoreExperience working with message brokers (e.g. RabbitMQ, Azure Service Bus, Kafka, etc.)A good grasp of scalable system design and modern back-end patternsSomeone who cares about code quality, maintainability, and performanceNice to haveExperience working in SaaS productsCloud experience (Azure, AWS, or similar)Familiarity with CI / CD, containers, or microservicesAn interest in keeping up with modern .NET and back-end best practicesWe offerYou’ll work on cutting-edge tech, not legacy maintenanceReal influence over architecture and technical decisionsA team that values clean solutions over quick hacksRoom to grow as the product and company scale