Backend Developer - C#.NET Core - Essen/Hybrid (m/w/d)

About us
Optimus Search is excited to collaborate with an exciting client in the energy sector specialising in the development of innovative AI, IoT, and cloud-based solutions that revolutionise business processes and enhance user experiences. With over 20 years of market success and an extensive client list in the energy market, they are looking for a Backend C# Developer. Their state-of-the-art products are designed to promote efficiency, growth, and success for customers worldwide.

Tasks

• Develop robust web applications, databases, APIs, and microservices using .NET Core, Entity Framework, and MS SQL
• Leverage your expertise in integrating Microsoft Azure Cloud capabilities into development processes for enhanced scalability and performance
• Ensure high software quality by conducting automated tests and supporting comprehensive documentation
• Focus on designing and enhancing backend solutions for web frontend applications, iOS/Android apps, or Unity-based applications
• Analyse and troubleshoot issues across multiple layers—backend code, Vue/JS, SQL, Azure, mobile apps, identity servers, and log file analysis

Profile

• You have a degree in computer science, completed IT specialist training, or possess equivalent qualifications and relevant professional experience
• You are proficient in programming with .NET Core, Entity Framework Core, Azure DevOps, MS SQL, Visual Studio, and Docker
• You have strong analytical skills and thrive on tackling complex challenges
• You excel in independent, structured work and are known for your reliability and attention to detail in daily tasks
• Excellent German language skills (C1 level or higher) and have good command of written and spoken English