Your Mission As a Senior Software Engineer in the Foundations Team, you will play a crucial role in building and maintaining the foundational services that power Sparetech’s web applications. You will work in a cross-functional team (Backend / Frontend) and ensure the platform remains scalable, high-performing, and maintainable. Your work will enable product teams to move fast while maintaining high engineering standards. We offer you the opportunity to Be a central pillar for the success of SPARETECH in the early stages of our startup by contributing your own ideas and participating in decisions. Be a key contributor to foundational platform components and systems, enabling other teams to build on top of them efficiently (User management, Authentication, Data Model, etc.). Develop and maintain external interfaces to facilitate seamless integrations with customers. Continuously develop your skills through hands-on learning and access to the latest technologies. Develop the ability to work in a fast-paced, collaborative environment with a focus on delivering high-quality solutions on time. Solve complex technical challenges related to scalability, performance, and security. Take ownership and solve complex product problems and collaborate with a cross-functional team of product managers, designers, and fellow engineers. Become a part of our team if you Have 5 years of experience building software with JVM-based languages (Java, Kotlin, Scala). Have experience designing robust, scalable, and maintainable backend systems. Have excellent communication skills that enable you to efficiently steer technological choices within the domains owned by your team. Are comfortable working across the stack (backend & frontend) or collaborating closely with frontend engineers. Are proficient in relational and non-relational databases and optimizing database performance. Value collaboration, clean code, and well-structured architectures. Have designed RESTful APIs / experience with webhooks. You know how to make the best use of Monitoring, logging, and observability tools. Have experience with cloud infrastructure, CI/CD, and DevOps best practices. You can expect A remote-yes company, where you can decide every day whether you work from home, at our Stuttgart or Munich office, or at any Design Office in Germany A permanent employment contract, 30 days of vacation, and the opportunity to participate in the company's success through our VSOP program Modern hardware and the frame for a height-adjustable desk An annual training budget of 1000,00 EURO for your professional development In Germany: A subsidized job bike to escape city traffic and a Wellpass gym membership to stay active A dynamic start-up atmosphere and an international team in which new ideas, creative approaches, and cooperation at eye level are valued To enjoy Corporate Benefits, including discounts on fashion, travel, and much more from various companies. About SPARETECH SPARETECH's vision is to empower the zero-waste industrial sharing economy by enabling maintenance and procurement teams at manufacturing leaders like Bosch, Porsche, and Nestlé to reduce MRO spend and optimize inventory through accurate part information, internal transparency, and market visibility. To achieve this, we have built, and continue to build, an AI-powered MRO software that connects all players in the spare parts ecosystem, from manufacturers and suppliers to the people working behind the machines. By facilitating the exchange of data, knowledge, and expertise, we create shared visibility that empowers smarter decisions, reduces waste, and drives seamless collaboration. This connected spare parts intelligence unlocks value that extends far beyond software. Backed by Insight Partners, SPARETECH is accelerating its growth with a strong focus on product innovation and team excellence. We take pride in our inclusive and collaborative culture, as well as our energetic and committed team.