Backend Developer (with DevOps Expertise) - hybrid (Berlin)

Your mission

As a Backend Developer with DevOps expertise at NeuroNation, you will be responsible for building and maintaining the robust systems and infrastructure that power our Brain Training platform. You’ll play a key role in deploying, scaling, and securing our backend services while also contributing to feature development. Working in a cross-functional, agile team, you’ll have the opportunity to bring new ideas, ensure stability and performance, and directly impact millions of users worldwide. Key Responsibilities

• Deploy, operate, and maintain systems to ensure stability and scalability


• Develop new features for backend services serving millions of users worldwide


• Contribute to microservices with clean code, fresh ideas, and best practices


• Take ownership of code quality, performance, and stability


• Work with modern technologies and frameworks


• Collaborate in a cross-functional, agile team while being able to work independently


• Have a direct impact on the success and growth of NeuroNation

Your profile

• 3+ years of experience as a Backend Developer


• Solid experience with Docker & Kubernetes (2+ years) and managing deployments


• Strong backend skills in PHP 8.x and MySQL (including efficient SQL)


• Familiarity with Laravel Lumen or Slim, and MVC architecture


• Good testing habits (e.g., PHPUnit) and writing clean, maintainable code


• Experience with cloud platforms (Heroku, AWS)


• Passion for building meaningful products that improve people’s lives


• Team-player mindset, with strong collaboration skills


• Based in Berlin or willing to relocate


• Hybrid role: ability to work from our Berlin office at least 3 days per week


• Bonus: Interest in working with large-scale databases and performance optimization

Why us?

• Work on something that truly creates value for people


• Make a significant impact on a platform used by millions worldwide


• Take on meaningful, exciting projects instead of routine corporate or agency work


• Help revolutionize health and education systems through technology and innovation


• Enjoy flexible working hours (core hours: 9:30–16:30 CET)


• Receive a BVG ticket to support sustainable and convenient commuting


• Access an Urban Sports Club membership for your well-being and work-life balance


• Be part of an open, supportive culture that values learning, growth, and collaboration