App Developer (C#, Flutter) – Remote (Germany)

Overview

NeuroNation is a leading brain training platform empowering more than 30 million people worldwide to stay cognitively fit, independent, and mentally strong. We collaborate closely with scientists, universities, clinics, and research organizations to develop engaging, evidence-based digital health solutions.

Our products, including the medical device NeuroNation MED , deliver multi-modal cognitive training designed to promote brain health and counter mild cognitive impairments—both acquired and neurodegenerative. In Germany, NeuroNation MED is DiGA-listed, prescribed by doctors, and fully covered by public health insurance.

Recognized by Apple and Google as Apps of the Year and supported by the German Federal Ministry of Health , NeuroNation has also received awards from major health insurance companies such as AOK .

About the Role

As an App Developer (Flutter & C#) at NeuroNation, you will play a central role in our mobile technology transition. You’ll help shape the future of our platform by building new features with Flutter, maintaining existing systems in C#, and contributing to an engaging, smooth user experience for millions of users worldwide. This is a chance to combine technical expertise with purpose-driven work that improves lives.

Key Responsibilities

• Build and maintain mobile app features using Flutter and C#
• Drive our mobile technology transition with your Flutter expertise
• Collaborate with product, design, and engineering teams to deliver seamless solutions
• Monitor app health and performance to ensure reliability and user satisfaction
• Contribute ideas and improvements that reach millions of users

Requirements

• Proven experience in Flutter mobile development
• Strong knowledge of C# and object-oriented programming
• Experience developing games with complex logic (e.g., state machines, deep rule sets, dynamic gameplay mechanics)
• 3+ years of professional experience in software development
• Degree in Computer Science or related field
• Located in Germany (remote within Germany or hybrid in Berlin)

Nice-to-Have Skills

• Familiarity with Xamarin.Android or Xamarin.iOS
• Background in Unity or game development
• Experience with quality management systems (e.g., ISO 13485, MDR)

What We Offer

• 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
• Flexible working hours (core hours: 9:30–16:30 CET)
• Urban Sports Club membership for your well-being and balance
• An open and supportive culture that values growth and learning

If you're passionate about building impactful products with Flutter and want to be part of a mission-driven team — let’s talk!