Sr. Fullstack Engineer (m/f/x)

Job Description:

We are seeking a Senior Full-Stack Developer (m/f/x) to join our team of engineers. In this role, you will be at the forefront of developing solutions to improve railway operations that haven’t been solved so far. You will work alongside a team of experts who are committed to pushing the boundaries of what's possible and driving innovation forward. If you're a go-getter who's not afraid to think outside the box, we want to hear from you. You'll be a key driver of our culture, helping to ensure that our values are embedded in everything we do.

Your Impact

• You’ll work as a software developer in a cross-functional team (consisting of data engineers, Full-Stack engineers, and DevOps engineers), focused on developing and enhancing features for our switch monitoring product
• You will take the technical leadership for projects in your team, actively collaborating with our revenue team, analyzing requirements, and aligning technical dependencies across teams.
• Together with other Full-Stack Engineers, you will define and promote common technical standards across all teams.
• You own your designs and code & bring along good coding practices throughout the full product life cycle, and keep other team members accountable to meet goals.

To be successful in this role, you’ll (preferably) need to have

• 5+ years of experience developing frontend and backend functionality , deploying to a cloud environment , preferably AWS.
• Experience building frontends with a modern framework (preferably React and TypeScript) and various backend technologies (preferably Python , Java , SpringBoot ) incl. multiple database technologies
• Experience with AWS services (e.g. Lambdas, Dynamo DB, EventBridge, SQS, API Gateway…) or similar services from other cloud platforms.
• Nice to have: you already have experience working with data pipelines
• As a generalist, you’re eager to continuously learn and open to switching between technical domains like Backend, Frontend, infrastructure, or Data Engineering.
• You enjoy working in a close team setup and being an active communicator .
• You like to get things done and support the team with your execution-oriented approach

Why Join Us

💸 Competitive salary between 90,000 and 100,000 EUR p.a. depending on experience

📉 Equity (all permanent KONUX employees have equity!)

📖 Dedicated Learning & Development budget of 3.600€ p.a.

🏠 Comprehensive relocation support if you do not live in or around Munich, Germany

👨‍💻 Hybrid working model: Meet your colleagues in the office minimum 2 days per week

🏢 Modern workspace with cool rooftop with mountain view

💻 Flexible working conditions, home office equipment and free choice between a Windows or Apple laptop

❤️‍🩹 Health benefits supporting your physical and mental well-being, e.g wellpass/gym membership and mental health app license

🍒Fruits, snacks and beverages for energy and our very own Oma cooking in office every Thursday

👴 Company pension scheme

🙌 Access to Corporate Benefits and Future Bens

🌴 27 vacation days (+1 added day for every work anniversary until you reach 30 days in total)

💁 Volunteering activities (2 additional days off)

🍻 Company and team events

🐶 We are a pet-friendly company, so your four-legged friend can join you in office!

Equal Opportunity

At KONUX, we believe that a diverse team achieves better results faster. So here’s the deal: You bring in your very own perspective. We promise to judge your qualifications and performance, not your age, sex, religion, skin color, gender identity, family status or disability.

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Veröffentlicht am 01. Nov. 2026

Veröffentlicht am 01. Nov. 2026

Quelle: Statistisches Bundesamt (Destatis), Tabelle; dl-de/by-2-0; eigene Berechnung