Backend Developer - C#.NET Core - Essen / Hybrid

About usOptimus 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.TasksDevelop 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.ProfileYou 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.