Looking for Middle .Net Engineer jobs? This specialized role sits at the heart of modern software development, bridging foundational knowledge and senior-level expertise. A Middle .Net Engineer is a proficient developer responsible for building, maintaining, and optimizing robust software solutions using the Microsoft .NET ecosystem, primarily with C# and ASP.NET Core. Professionals in these jobs are key contributors who take ownership of significant features and technical challenges, moving beyond basic coding to ensure system reliability, performance, and scalability. Typically, the role involves end-to-end feature delivery. This means a Middle .Net Engineer is engaged in the entire software development lifecycle: from clarifying requirements and designing solutions to implementation, comprehensive testing, deployment, and ongoing monitoring in production. A core aspect of these jobs is tackling performance and debugging complex issues in live environments. This includes analyzing and optimizing database interactions—deep diving into SQL execution plans, indexing strategies, and query performance—often making informed decisions between ORMs like Entity Framework Core and micro-ORMs like Dapper. Engineers in this position are also commonly tasked with addressing backend inefficiencies such as N+1 query problems, implementing caching strategies, and resolving concurrency issues like deadlocks. The architectural landscape is a significant focus. Many Middle .Net Engineers work on evolving system architecture, which can involve decomposing monolithic applications into microservices using patterns like the Strangler Fig, designing event-driven integrations, and establishing clear domain boundaries. Building cloud-native applications on platforms like Azure or AWS is a standard expectation. Ensuring strong observability through structured logging, distributed tracing, and dashboard alerts is a critical responsibility to maintain system health. Common technical requirements for Middle .Net Engineer jobs include strong production-level experience with C# and .NET Core, deep SQL and database tuning skills, and practical knowledge of software design principles (like Domain-Driven Design and Clean Architecture). Proficiency in writing unit and integration tests, using Git, and conducting code reviews is essential. Beyond technical prowess, these roles demand strong problem-solving abilities, a data-driven approach to design decisions, and effective communication skills to collaborate within a team, explain complex technical concepts, and contribute constructively to technical discussions. For developers seeking to deepen their impact on substantial software systems, Middle .Net Engineer jobs offer a challenging and rewarding career path focused on building high-quality, scalable, and efficient enterprise solutions.