Your Impact As a Senior Backend Engineer (m/f/d) at 7Mind, you’ll be part of a cross-functional team building technology that supports mental wellbeing at scale. You 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.

In 2025, we fully rewrote and relaunched the 7Mind app and backend. Our new platform follows Domain-Driven Design principles and deliberately focuses on “delightfully boring” solutions: simple, robust and built to last.

7Mind is part of the 7NXT Health Group (BuddyFit, Gymondo), bringing together 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

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: you balance 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. That's why we ensure the right conditions are in place - physically, mentally, and within the team:

30 days of vacation per year
2 additional days off: December 24 (Christmas Eve) and December 31 (New Year's Eve) are officially recognized as paid holidays.
Hybrid working model (3 days in the office, 2 days working from home)
4 weeks of work from abroad per year
A free Urban Sports Club M membership & access to Nilo Health for mental health and personal development
Free access to our digital wellbeing products (7Mind & Gymondo)
Monthly mobility budget of €30 via Navit
Family-friendly benefits: childcare costs & sick days for children
The office classics: fruit & vegetable basket, muesli & yogurt (also vegan), drinks & snacks
A wide range of opportunities for personal growth and development - including a €1,000 annual training budget
Four-legged colleagues are welcome in our pet-friendly office!

]]> Come as you are We welcome what makes you unique.
At 7NXT, Gymondo and 7Mind, we believe in diversity, openness and team spirit. No matter which gender you identify with, whether you have a disability, what your neurotype is, where you come from, what you believe in or how you love - you are welcome here.

Don't meet all the criteria? No problem. If you would like to shape the future of health & well-being with us, we look forward to receiving your application.

Do you need a more accessible application process or do you have questions about the procedure? Write to us and we'll find a way.]]>

Senior Backend Engineer - Golang (m/f/d)