Fullstack Engineer (d/f/m) - Based in Stuttgart (Germany)

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 Fullstack Developer, you’ll be part of a shared team between Steuerbot and Taxfix, working directly with the Steuerbot founders. You’ll help us develop the unique technology that powers and accelerates the growth of both Steuerbot and Taxfix. At the same time, you’ll have the opportunity to expand on our existing approaches in CI/CD and test automation.

Beyond development, you’ll also be able to dive into exciting areas such as machine learning, database optimization, or data engineering. We’re happy to give you the time and space to explore new fields and grow professionally.

Your responsibilities:

• Further developing and maintaining our internal services and tools.

• Actively shaping a scalable, future-oriented architecture and infrastructure.

• Collaborating closely with our product and frontend teams to design and implement new features.

• Thinking holistically to deliver the best possible usability to our users.

• Contributing from day one to the development of entirely new features or products and making a meaningful impact.

Your profile:

• You have strong knowledge of at least one object-oriented or functional programming language (e.g., C, C++, Java, Kotlin, JavaScript/TypeScript, Scala, Python) — ideally with experience in Go.

• You enjoy writing performant and maintainable code.

• You have experience in designing and implementing complex systems.

• You’re knowledgeable in container orchestration using Kubernetes, Docker Swarm, or similar tools.

• You’re excited to dive into new topics and technologies.

• You’re eager to become a key member of the team and enjoy working in a small, highly efficient group.

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.