Backend Developer (C# .NET MAUI – Multi-Platform Apps) (fmdiv.)

We are looking for an experienced Backend Developer with strong skills in C# ecosystem ideally with exposure MAUI or cross-platform application architectures. 

You will help design and develop the backend logic services local engines and integration layers that power our multi-platform applications across Android and Windows. This include building performant backend modules enabling seamless communication with REST APIs and contributing to robust scalable and maintainable application architecture.

Your contribution to something big:

• Backend Development (C# / .NET)
  • Develop backend components services and business logic MAUI applications;
  • Implement data handling synchronization flows caching and processing pipelines;
  • Create modular backend libraries reusable across Android Windows and web environments.
• Integration & API Communication
  • Consume REST APIs and implement secure fault-tolerant communication flows;
  • Design API clients network layers and structured request/response models;
  • Work with backend teams to refine API contracts and optimize data exchange.
• Multi-Platform Architecture
  • Contribute to building cross-platform backend capabilities MAUI apps;
  • Ensure backend components perform reliably across different platforms and device constraints;
  • Optimize for performance memory usage and offline scenarios.
• Embedded HTTP Services
  • Contribute to features involving lightweight HTTP servers or local service endpoints;
  • Help implement local REST/HTTP communication between components.
• Quality Optimization & Tooling
  • Write maintainable testable well-structured C# code;
  • Perform performance profiling debugging and optimizations.

Qualifications :

What distinguishes you:

Experience:

• Backend development experience with C# ;
• Experience building backend services business logic layers or modular libraries;
• Strong understanding of REST APIs HTTP communication serialization and error handling;
• Familiarity with asynchronous programming multithreading and performance optimization;
• Experience working MAUI Xamarin or other cross-platform frameworks (or willingness to learn MAUI quickly);
• Good understanding of application lifecycle on Android or Windows.

Nice to Have: 

• Experience with offline-first architectures or local data storage (SQLite Realm etc.);
• Knowledge of dependency injection frameworks ( Autofac etc.);
• Familiarity with embedded HTTP servers or local networking patterns;
• Experience with CI/CD pipelines or mobile development.

Know-How:

• Technical Mastery: Strong understanding of backend architecture and C# patterns;
• System Thinking: Ability to design backend flows that support cross-platform behaviors;
• Problem Solving: Capable of diagnosing complex performance and integration problems;
• Collaboration: Communicates effectively with frontend mobile QA and backend teams;
• Adaptability: Comfortable working across mobile desktop and API-driven environments;
• Quality Focus: Delivers clean reliable and well-tested backend code.

Languages

• Fluent in English (written and spoken).

Working Style and Personality:

• Structured quality-oriented and solution-focused working style;
• Experience working in agile or cross-functional teams;
• Team player with strong communication skills.

Additional Information :

Work #LikeABosch means:

Flexible work conditions

Hybrid work system

Exchange with colleagues around the world

Health insurance and medical office on site

Training opportunities

Opportunities for career progression and continuous professional development

Access to great discounts in partnerships and Bosch products

Sports and health related activities

Great access to public transports

Free parking lot

Canteen

Success stories dont just happen. They are made...

Make it happen! We are looking forward to your application!

Remote Work :

No

Employment Type :

Full-time