Senior Software Development Engineer
First seen by Alion on Sep 9, 2026.
Job Details:
We are looking for an experienced Senior .NET Full Stack Developer with 5 to 8 years of hands-on experience in designing, developing, and maintaining scalable enterprise applications. The ideal candidate should have strong expertise in C#, .NET Core, ASP.NET Web API, React.js, TypeScript, SQL Server, and Azure, with the ability to work across both backend and frontend technologies.
Key Responsibilities:
- Design, develop, and maintain scalable, secure, and high-performance web applications using .NET Core and modern frontend technologies.
- Develop robust backend services and RESTful APIs using C#, .NET Core, ASP.NET Web API, and Entity Framework Core.
- Build responsive and reusable user interfaces using React.js, TypeScript, JavaScript, HTML5, and CSS3.
- Design and implement efficient database solutions using SQL Server, including complex queries, stored procedures, views, and database optimization.
- Analyze and optimize application performance across the frontend, backend, API, and database layers.
- Implement appropriate design patterns, coding standards, and software engineering best practices.
- Integrate frontend applications with backend APIs and third-party services.
- Develop reusable components and maintain clean, modular, and maintainable code.
- Perform unit testing, debugging, code reviews, and root-cause analysis to ensure application quality and reliability.
- Work with Azure services for application deployment, integration, monitoring, and cloud-based development.
- Collaborate with product managers, architects, QA engineers, DevOps teams, and other developers to deliver end-to-end solutions.
- Participate in technical discussions, estimation, solution design, and continuous improvement initiatives.
Required Technical Skills :
- 5 to 8 years of professional software development experience.
- Strong expertise in C#, .NET Core, ASP.NET Core/Web API, and Entity Framework Core.
- Strong frontend development experience with React.js, TypeScript, JavaScript, HTML5, and CSS3.
- Hands-on experience with SQL Server, complex SQL queries, stored procedures, indexing, and database performance optimization.
- Strong understanding of RESTful API development, API integration, authentication, and authorization.
- Good knowledge of Object-Oriented Programming (OOP), SOLID principles, design patterns, and clean coding practices.
Skills
Full Stack, .Net, React.js, Azure, SQL Server, C#, .Net Core, ASP, WebAPI, Entity Framework, OOPS