Mohit Sen

Software Developer with 3+ years of experience building enterprise web applications using C#, ASP.NET Core, Web API, Angular, and SQL Server. Strong understanding of OOP concepts, SOLID principles, and RESTful API design, with hands-on experience in JWT authentication, Azure cloud services, and Redis caching. Delivered full-stack features for enterprise clients including United Airlines and Anthology.

Software Developer at Senwell Group Pvt. Ltd. (2024-07 – Present)

• Developed and maintained enterprise web applications using ASP.NET Core, C#, Web API, Entity Framework Core, SQL Server, and Angular for clients including United Airlines and Anthology.
• Designed and implemented scalable RESTful APIs following Clean Architecture and Repository Pattern principles, applying OOP concepts and SOLID design practices for maintainable, modular solutions.
• Built and optimized SQL Server stored procedures and complex queries to support business reporting and data processing needs.
• Implemented JWT authentication, role-based authorization, and policy-based access control.
• Improved application performance through SQL query optimization, Entity Framework Core tuning, and Redis caching to reduce database calls.
• Developed cloud-native solutions using Azure Functions, Azure App Service, and Azure SQL Database.
• Contributed to Angular-based UI development by building new screens, integrating REST APIs, resolving UI defects, and improving responsive layouts across different screen sizes.
• Participated in code reviews, defect resolution, and production support to ensure application stability and maintainability.
• Used GitHub Copilot and prompt engineering techniques to accelerate feature development, test code, and speed up debugging and code reviews.
• Managed source control, pull requests, and automated deployments using Git and Azure DevOps CI/CD pipelines, while actively participating in Sprint Planning, Backlog Grooming, and Daily Stand-ups.

Associate Software Developer at Nexgile Technologies (2022-12 – 2024-04)

• Developed backend applications and RESTful APIs using ASP.NET Core, C#, Web API, and Entity Framework Core, applying OOP and SOLID principles.
• Built responsive user interfaces using Angular, HTML5, CSS3, and Bootstrap, and collaborated with frontend teams on API integration for seamless data flow.
• Integrated third-party REST APIs and developed background services for scheduled and asynchronous processing tasks.
• Wrote optimized SQL queries, stored procedures, and LINQ queries to improve application performance.
• Fixed production issues and implemented enhancements to improve application stability.
• Tested APIs using Postman, documented endpoints with Swagger, and participated in Agile/Scrum ceremonies including sprint planning and daily stand-ups.

Bachelor of Computer Applications in Computer Applications – Awadhesh Pratap Singh University (2018 – 2021)