Our story: At Taxfix Group, our mission is to make taxes effortless and accessible for everyone. Across our brands (Taxfix, Steuerbot, and TaxScouts) we’ve helped over 400 professionals simplify the tax process and enabled customers to reclaim more than €3.5 billion since 2016. This role sits with Steuerbot, a Stuttgart-based brand within the Taxfix Group. This app guides users through their tax return in a friendly chat format, using clear, personalised questions that make filing simple with no jargon, nor stress. We believe everyone should be able to do their own taxes and get the most out of their refund, regardless of income or background. We move fast, learn from mistakes, and build solutions that empower millions through a passionate team that values fairness, autonomy, and data-driven thinking. If you’re excited to shape the future of tax tech as part of a collaborative, mission-driven team, we’d love to meet you. Your challenge: As a backend developer, you’ll be part of a shared team between Steuerbot and Taxfix, directly led by the Steuerbot founders. You'll help us develop the unique technology that enables and accelerates the growth of Steuerbot and Taxfix. At the same time, you'll have the opportunity to further expand existing approaches in areas like CI/CD and test automation. Beyond pure development, you'll also have the chance to dive into exciting topics such as machine learning, database optimization, or data engineering. We're happy to give you time to explore new areas and grow your skills! Your responsibilities: Further developing and maintaining our backend services. Actively shaping a scalable, future-ready architecture and infrastructure. Collaborating closely with our product and frontend teams to design and implement new features. Thinking holistically to provide the best possible usability for our users. Being involved from the very beginning in the development of entirely new features or products, making a significant contribution. Your profile: You have strong knowledge in at least one object-oriented or functional programming language (C, C++, Java, Kotlin, JavaScript/TypeScript, Scala, Python) – ideally with experience in Go. You enjoy writing high-performance, maintainable code. You have experience designing and implementing complex systems. You have expertise in container orchestration with Kubernetes, Docker Swarm, or similar tools. You're enthusiastic about diving into entirely new topics. You want to become a key team member and enjoy working in a small, highly efficient team. You are a diversity champion What we offer Solve a problem that everyone in Germany knows – including your family and friends! At the coolest startup in Stuttgart, you’ll have a big and direct impact on our success and user satisfaction. A top-modern office: ping-pong table, ergonomic chairs, writable walls, … Of course: flexible working hours home office. Top-notch equipment (Apple/Mac hardware) Unlimited coffee and drinks for everyone ☕️ A small, family-like team at Steuerbot a big, awesome team at Taxfix in Berlin Shared team activities Your own pair of Steuerbot-Birkenstock office slippers It’s always an exciting time at Steuerbot – we have lots of great ideas for the future and some thrilling challenges we’d love to tackle with you. We hope you can imagine becoming part of our team and story! At Taxfix Group, we believe that incredible things happen when you have a wealth of perspectives and experiences. We're proudly committed to equal employment and development opportunities no matter your gender, race, religion, age, sexual orientation, colour, disability, or place of origin. To help mitigate any potential unconscious biases, we ask that you refrain from including your picture, age, or marital status on your CV. Let your experiences speak for themselves. Not sure if you meet all the requirements for this role? Please apply anyway. You might bring something special to the team that we hadn't considered previously.