Principal Engineer - .Net Programming

About the Role :

We are looking for an experienced and highly skilled Principal Engineer .NET to lead the design and development of scalable, high-performance web applications and enterprise-grade platforms. You will be responsible for end-to-end architecture, coding standards, technical mentoring, and ensuring best practices across a wide range of cutting-edge technologies within the Microsoft stack.

In this role, you'll work closely with product owners, architects, and cross-functional engineering teams to deliver robust, secure, and maintainable solutions deployed on-premises and in the cloud (Azure/AWS). This is an excellent opportunity for someone who is hands-on, has a deep technical understanding, and enjoys solving complex technical challenges in a fast-paced environment.

Key Responsibilities :

- Drive the architectural design, development, and deployment of modern .NET applications using .NET Core, ASP.NET MVC, and Web API.

- Define and enforce coding standards, best practices, and scalable design patterns across the engineering team.

- Perform in-depth analysis of system requirements and translate them into functional software architecture and designs.

- Guide the team through complex technical decisions, architectural trade-offs, and high-level design reviews.

- Lead hands-on development across the full stack, including C#, Entity Framework Core, SQL Server, and frontend technologies like JavaScript, HTML5, CSS3, and jQuery.

- Build, maintain, and optimize RESTful APIs and microservices architecture for high availability and performance.

- Design and implement cloud-native solutions using Azure or AWS, including serverless components, App Services, Cosmos DB, and containerized deployments (Docker/Kubernetes).

- Collaborate with DevOps teams to implement robust CI/CD pipelines, infrastructure as code (IaC), and automated testing strategies.

- Champion unit testing (NUnit, MSTest, xUnit), integration testing, and test-driven development (TDD).

- Ensure high standards for application security, including implementation of OAuth 2.0, OpenID Connect, JWT authentication, and HTTPS best practices.

- Mentor junior and mid-level developers, conducting code reviews, design reviews, and technical training sessions.

- Act as a technical point of contact for cross-functional teams and stakeholders.

- Participate actively in Agile/Scrum ceremonies, backlog grooming, and sprint planning.

Required Qualifications :

- 7+ years of professional experience in .NET web application development.

- Strong hands-on experience with C#, .NET Core, ASP.NET MVC, Web API, and modern architectural patterns.

- Solid understanding of Object-Oriented Programming (OOP), SOLID principles, and design patterns.

- Expertise in SQL Server, Cosmos DB, Entity Framework Core, and advanced database optimization techniques.

- Experience in frontend development using JavaScript, jQuery, HTML5, and CSS3.

- Proficiency in CI/CD tools, unit testing frameworks, and cloud platforms such as Azure or AWS.

- Knowledge of multithreading, concurrent design, and performance tuning.

- Deep understanding of security protocols and frameworks including OAuth 2.0, OpenID Connect, and JWT.