Senior Backend Engineer - Golang (m/f/d)
Posted on March 23, 2026 (2 months ago)
This job post is archived - the company is no longer hiring for this position.
Check out other job posts of this company here!Senior Backend Engineer - Golang (m/f/d)
Location: Berlin. Employment: Full-time, Permanent employee. Be part of a cross-functional team building technology that supports mental wellbeing at scale. The platform follows Domain-Driven Design principles and focuses on simple, robust and long-lasting solutions.
Your Impact
As a Senior Backend Engineer at 7Mind you'll work end-to-end on features, take ownership of backend services and help shape a system that is reliable, maintainable and a pleasure to work with. 7Mind is part of the 7NXT Health Group (BuddyFit, Gymondo) with a strong engineering culture and a clear purpose: empowering people to live healthier lives.
Your Mission
- Build and evolve backend features end-to-end: from concept and implementation to deployment and monitoring
- Write clean, testable and maintainable code with a strong focus on long-term quality
- Maintain and improve integrations with third-party services
- Ensure a stable, observable and scalable backend in a B2C environment
- Take and share ownership of your services and share responsibility for the overall system
- Discuss trade-offs openly with product, design and other stakeholders
- Contribute to a strong engineering culture through code reviews, documentation and knowledge sharing
Our Tech Stack
We use modern, well-proven tools and value pragmatic choices over unnecessary complexity:
- Golang
- Elixir (with Phoenix, Broadway)
- AWS, Kubernetes, PostgreSQL, Google PubSub, OpenTelemetry, Terraform
- Github, Github Actions, Linear, DataDog, Google Cloud, Cloudflare
Your Story
- 5+ years of professional experience in software engineering with a strong focus on backend development
- Proficiency in Golang with at least 4+ years writing production code
- Solid understanding of web fundamentals (HTTP, REST, caching, cookies, WebSockets, asset loading)
- Hands-on experience with CI/CD pipelines and cloud-based deployments
- A strong sense for clean architecture, maintainable and testable code
- Product mindset: balancing technical excellence with user value and business impact
- Clear communication and documentation skills in English
Nice to have:
- Experience or interest in mobile or web development
- Experience with Elixir (Phoenix, Broadway)
- Kubernetes configuration or administration
- Linux system administration
- Google Cloud
Our Benefits - Just for You
Success requires positive energy. 7Mind ensures the right conditions physically, mentally and within the team:
- 30 days of vacation per year
- 2 additional paid days off: December 24 and December 31
- Hybrid working model (3 days in the office, 2 days working from home)
- 4 weeks work from abroad per year
- Free Urban Sports Club M membership & access to Nilo Health for mental health and personal development
- Free access to digital wellbeing products (7Mind & Gymondo)
- Monthly mobility budget of €30 via Navit
- Family-friendly benefits: childcare costs & sick days for children
- Office classics: fruit & vegetable basket, muesli & yogurt (also vegan), drinks & snacks
- €1,000 annual training budget for personal growth and development
- Pet-friendly office
Come as you are
7Mind and the 7NXT Health Group value diversity, openness and team spirit. They welcome people regardless of gender, disability, neurotype, origin, beliefs or sexual orientation. Candidates who don’t meet all criteria are encouraged to apply. If you need a more accessible application process or have questions about the procedure, write to the company and they will find a way.
About us
7Mind is a leading app for mindfulness and mental well-being in German-speaking countries and part of the 7NXT Health Group. Together with Gymondo and 7NXT Brand Solutions, the mission is to empower people to lead fit and healthy lives. 7Mind focuses on user-centred product development, scientific standards and making mental health accessible, suitable for everyday use and sustainable. Diversity, inclusion and sustainability are lived values.
How to apply
Please apply via the "Apply for this job" button on the job page or visit: https://7mind.jobs.personio.com/job/2483794?language=en&apply
Accessibility and questions
If you need a more accessible application process or have questions about the procedure, write to the company via the contact options on the job page and they will find a way.