
Ruby on Rails Developer (m/w/d)
- Hybrid
- München, Bayern, Germany
- Tech
Job description
Role Description
Our mission is to bring the benefits of digital healthcare to millions of people. To achieve this ambitious goal, we are building a high-performing Online Product team that translates our product vision into a clear and impactful development roadmap, ensuring high quality and an excellent user experience across all features.
Your tasks would be...
continuously improve and maintain our existing platform, including refactoring and enhancing code quality
mentor team members on best practices in testing, clean code, and software design
actively participate in technical discussions and contribute to the development of new features
design and develop RESTful APIs that securely connect patients with doctors and support high-quality care delivery
Job requirements
You will fit well, when…
you have 3+ years of professional experience as a Ruby on Rails Developer
you have a strong understanding of software design principles and patterns, including SOLID principles
you write clean, well-documented, and thoroughly tested code
you have solid experience with RESTful APIs and API documentation
you are confident working with relational databases such as MySQL or PostgreSQL
you are familiar with cloud platforms such as AWS or Google Cloud (GCP)
you have experience with CI/CD pipelines, ideally with GitHub pipelines
you proactively use AI tools to implement, refactor, and improve code
you bring experience with TypeScript in backend and/or frontend development, which would be a plus
Your Benefits
Wellster works hard to bring many benefits to its employees, ranging from fitness, coaching, discounts and so much more.
Important: Official correspondence regarding job applications will always come from an @wellsterhealth.com email address.
- München, Bayern, Germany
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Your Benefits
Wellster works hard to bring many benefits to its employees, ranging from fitness, coaching, discounts and so much more.

Centrally located offices

Childare allowance & Kita search support

Working with professional and fun team

Learning & development allowance

Fitness & Wellster bike club

Public transport allowance




Hear what your future colleague has to say about working at Wellster and the role. Also, feel free to refer to the FAQ for questions.
What is the typical hiring process?
After your CV submission, our HR team will get in touch with you. The first call is to get to know the company and the position better; of course, you will get a chance to introduce your ambitious self then. After comes a call with your future Teamlead, which is followed by a case study. The last step is to meet the team and visit one of our locations. Usually. We will always inform you about the next steps during the interviews.
How long is the hiring process?
It will take us a week to get back to you after your CV submission. If everything goes smoothly, the interview processes can be finished in roughly 4-6 weeks.
What is it like to work at Wellster?
Tough question. We’ve asked some colleagues to describe their experience with songs. Some of the answers were: Rolling in the Deep, Oh Happy Day, Show must go on and Eye of the Tiger. What does it mean? We don’t know, we just know that people love it here :)
What language do people speak at Wellster?
Official language of our company is English. We operate so far only on the German Market. So some people/departements must speak German. All the other language are super welcome to join the most "prevailing language" contest :)
What if I want to see more?
You are welcome to join our Linkedin page to check out News and Announcements.
What if I have more questions?
You can text me at career@wellsterhealth.com
Working at Wellster is a joy because of the incredible team. Their passion and teamwork turn every challenge into a fun and rewarding opportunity to grow together.
Elizaveta Porseva Sr. People Manager

