Jobs → Engineering → Dot Net Backend Developer

Dot Net Backend Developer

Sai krishnaSENIORPosted 6d ago
C#ASP.NET CoreEntity Framework CoreLINQSQL ServerPostgreSQLRESTful APIsxUnitNUnitGitCI/CD
About the Role We are seeking a .NET Backend Developer to design, build, and support scalable server-side applications and APIs using the .NET ecosystem. This role focuses on implementing business logic, data access, integration patterns, and secure service interfaces. Key Responsibilities • Design and develop backend services, APIs, and application components using C# and .NET technologies • Implement business logic, data access layers, and integration workflows to support application requirements • Build and maintain RESTful APIs with clear contracts, validation, error handling, and versioning strategies • Model and optimize relational database interactions, including schema design, querying, and transaction handling • Write automated unit and integration tests to improve reliability and support safe refactoring • Diagnose and resolve performance bottlenecks, defects, and production issues across backend services • Apply secure coding practices for authentication, authorization, input validation, and sensitive data handling • Collaborate with architects, QA engineers, and other developers on solution design, code reviews, and release readiness • Contribute to CI/CD pipelines, deployment automation, logging, and operational support for backend applications • Document service behavior, technical decisions, and implementation details to improve maintainability and knowledge sharing Requirements • Strong proficiency in C# and modern .NET development, including ASP.NET Core for backend services and APIs • Experience building and maintaining RESTful APIs and server-side application components • Hands-on experience with Entity Framework Core, LINQ, and relational database access patterns • Solid understanding of relational databases such as SQL Server or PostgreSQL, including schema design and query optimization • Knowledge of asynchronous programming, dependency injection, configuration management, and exception handling in .NET applications • Experience writing unit and integration tests using .NET testing frameworks such as xUnit or NUnit • Understanding of secure API development practices, including authentication, authorization, and input validation • Familiarity with Git-based version control, code review practices, and CI/CD workflows

Similar projects

Java Full Stack Developer
Jyothi More · Java, Python, microservices
Full Stack Web Developer
Abhishek Sharma · Kiro, React, Angular
Full Stack Development Manager
Anand Budiga · .NET/C#, React, Angular
Early · 1 applied1 of 8,041 projects

Apply with AI cover letter

AI writes a personalized application in 19 seconds. Just upload your resume.

No credit card · First application free
© 2026 Freelanly · Terms · Privacy