Senior Backend Developer (m/f/d)

<p><strong>Build the tech behind next-gen product cost &amp; CO₂ intelligence</strong></p><p>Tset is redefining how the manufacturing industry approaches cost and sustainability. Our software empowers engineers to make smarter, greener, and more cost-efficient decisions—from development through production to procurement.</p><p>We’re trusted by global players like <strong>BMW Group, ZF, Brose, and Stabilus</strong>, and we’re scaling fast across Europe, North America, and Asia.</p><p>If you're passionate about building meaningful software that drives real-world impact and you want to shape the backend of a product with a clear purpose, <strong>join us.</strong></p><p></p> <h3>Requirements</h3> <h3><strong>What you’ll do</strong></h3><ul><li><p>Own and build the backend of our core software, shaping how engineers work tomorrow</p></li><li><p>Collaborate in a cross-functional feature team (Product, Frontend, Customer Success)</p></li><li><p>Deliver features and improvements that are aligned with strategic company goals</p></li><li><p>Dive into a variety of backend challenges—from architecture to performance tuning</p></li><li><p>Be part of a knowledge-sharing engineering culture, driven by curiosity and high standards</p><p></p></li></ul><h3><strong>What we’re looking for</strong></h3><ul><li><p>5+ years of backend development experience with <strong>Java, Kotlin, Spring</strong>, or similar</p></li><li><p>Solid knowledge of <strong>relational databases</strong> and backend system design</p></li><li><p>Deep familiarity with the <strong>Spring framework</strong></p></li><li><p>Curiosity for new tech in the <strong>JVM ecosystem</strong> and modern software architecture</p></li><li><p>A structured, analytical mindset with a pragmatic hands-on attitude</p></li><li><p>Proficiency in English for clear collaboration in an international team</p></li></ul><p></p><h3><strong>What we offer</strong></h3><ul><li><p>A <strong>high-impact role</strong> in a product-driven company that’s scaling fast</p></li><li><p><strong>Flat hierarchies</strong> and room to shape the product and engineering culture</p></li><li><p><strong>Hybrid work setup</strong> with flexible home office options</p></li><li><p>Team lunches, coffee/snacks, fun team events—and optional <strong>German language classes</strong></p></li><li><p><strong>Extra vacation days</strong>: your birthday, Christmas, Easter, and (in Austria) all bridge days (Fenstertage) </p></li><li><p>A diverse, international team of about 70 experts from software, math, and different industries</p></li><li><p><strong>Competitive compensation</strong> based on skills and experience. Legally, we’re required to state the minimum salary for Austria: <strong>€65,000 gross/year</strong>. Actual offer may differ based on your location and experience.</p><p></p></li></ul><p><strong>Want to join a team that builds smart tech for a sustainable future?</strong><br/>We’re excited to hear from you.</p>