Senior .NET Developer – Job Description

Experience: 10+ Years
Job Type: W2 Contract

Job Summary

We are looking for a Senior .NET Developer with 10+ years of experience to design, develop, and maintain scalable enterprise applications. The ideal candidate should have strong experience in C#, .NET Core, ASP.NET Core, Web API, SQL Server, Azure, and modern web development.

Required Skills

• 10+ years of professional experience in .NET application development.

• Strong hands-on experience with C#, .NET Core / .NET 6+ and ASP.NET Core.

• Experience with ASP.NET MVC, Web API, RESTful services, and Entity Framework.

• Strong knowledge of SQL Server, T-SQL, stored procedures, views, functions, and query optimization.

• Experience with Angular or React, JavaScript, TypeScript, HTML5, and CSS3.

• Strong understanding of OOP, SOLID principles, design patterns, and layered/clean architecture.

• Experience developing and integrating REST APIs and third-party services.

• Hands-on experience with Azure services and Azure DevOps.

• Experience with Git, CI/CD, and automated deployment processes.

• Experience with unit testing and code quality practices.

• Strong understanding of SDLC and Agile/Scrum methodologies.

Responsibilities

• Design and develop enterprise applications using C# and .NET technologies.

• Develop scalable backend services and RESTful APIs.

• Build responsive and reusable frontend components using Angular/React.

• Design and optimize SQL Server databases and data-access layers.

• Integrate applications with third-party APIs and enterprise systems.

• Participate in application modernization and migration to .NET Core and cloud platforms.

• Perform code reviews, debugging, performance tuning, and technical troubleshooting.

• Develop and maintain CI/CD pipelines and support application deployments.

• Work across Development, QA, UAT, and Production environments.

• Collaborate with architects, QA engineers, business analysts, DevOps teams, and stakeholders.

• Participate in requirements analysis, technical design, sprint planning, and other Agile ceremonies.

• Mentor junior and mid-level developers and contribute to development standards.

Preferred Skills

• Experience with Microsoft Azure, Azure App Services, Azure SQL, Azure DevOps, and Azure Functions.

• Knowledge of Docker and Kubernetes.

• Experience with Kafka, RabbitMQ, or other messaging technologies.

• Exposure to MongoDB or other NoSQL databases.

• Experience with microservices and cloud-native application architecture.

• Knowledge of Postman, Swagger/OpenAPI, Jira, and monitoring tools.

• Experience with enterprise CMS platforms such as Kentico/Xperience is a plus.