<div class="show-more-less-html__markup show-more-less-html__markup--clamp-after-5 relative overflow-hidden"> <p>Are you passionate about building high-performance, scalable backend platforms that power business-critical applications?</p><p><br/></p><p>We're looking for a Senior Software Engineer (.NET / C#) in Vienna,Austria(Hybrid) on a contract basis to <span>join a high-performing engineering team building scalable, business-critical enterprise platforms. You will play a key role in designing, developing, and supporting backend services while working closely with cross-functional teams in an Agile environment.</span></p><p> </p><p>Key Skills:</p><ul><li>5+ years of commercial experience with C# and .NET / .NET Core</li><li>Strong experience building REST APIs, Microservices, and scalable backend applications</li><li>Solid understanding of OOP, SOLID Principles, Design Patterns, and Dependency Injection</li><li>Experience with messaging technologies such as Kafka, RabbitMQ, or TIBCO</li><li>Strong knowledge of SQL databases, query optimization, and NoSQL databases</li><li>Hands-on experience with Multithreading and Parallel Programming</li><li>Knowledge of performance tuning, scalability, and distributed system design</li><li>Experience with unit testing, logging, monitoring, Grafana, and OpenTelemetry</li><li>Experience <span>working on</span> high-load, real-time systems is highly desirable</li></ul><p><br/></p> </div>