- Synaptikon GmbH
- Berlin, BE
- Contract
- 19 days ago
App Developer (C#, Flutter) – Remote (Germany) (m/f/d).
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App Developer (C#, Flutter) – Remote (Germany) (m/f/d): our view in 3 lines...
- The Role:This role is for an app developer building and maintaining mobile features with Flutter and C# for a platform used by millions.
- The Person:The person will build and maintain mobile app features, drive the mobile technology transition, monitor app health and performance, and contribute ideas and improvements across product, design, and engineering teams.
- Requirements:The ideal candidate has proven experience in Flutter mobile development, strong knowledge of C# and object-oriented programming, experience developing games with complex logic, and a degree in Computer Science or related field.
About the role
Your mission
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
Your profile
Must-have Skills
- 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)
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

