Pavan Kalyan R

Software Engineer — Full Stack.NET Developer at Option Matrix Info Tech (2024-11 – Present)

Healthcare Domain | Team Lead (1+ Year)

Architected and deployed full-stack healthcare web applications using Angular, TypeScript, ASP.NET Core, ASP.NET Web API, C#, Entity Framework Core, and MS SQL Server, supporting 500+ daily active users.
Engineered high-performance RESTful APIs with JWT-based authentication and authorization, reducing API response time by 30% through query optimization and caching strategies.
Designed and implemented custom ASP.NET Core Middleware for request/response logging and request validation across all API endpoints.
Built centralized Global Exception Handling using IExceptionHandler and ProblemDetails, ensuring consistent structured error responses and preventing sensitive data exposure in production.
Led a cross-functional development team for 1+ year, conducting sprint planning, code reviews, and delivering milestones consistently in an Agile/Scrum environment.
Established SQL Server database schemas, stored procedures, indexing strategies, and EF Core migrations to ensure reliable and efficient data access across all modules.
Constructed responsive, accessible UI components in Angular using Angular Material, improving cross-device usability and user engagement.
Directed application deployment and hosting on AWS (EC2, S3) via Remote Desktop; utilized JIRA for sprint tracking and GitHub for version control and CI.
Conducted thorough API testing and documentation using Postman and Swagger, ensuring reliable integration between frontend and backend services.

Junior Developer at Novogenix Tech Solution (2023-05 – 2024-10)

Full Stack Development | 1.5 Years

Developed and maintained web application features using Angular, TypeScript, and ASP.NET Core Web API under the guidance of senior developers, contributing to the team's sprint goals.
Assisted in building RESTful APIs using C# and ASP.NET Core, implementing CRUD operations and integrating backend services with Angular frontend components.
Wrote and optimized SQL queries, stored procedures, and performed basic database schema updates using Microsoft SQL Server to support application data requirements.
Participated in code reviews and Agile/Scrum ceremonies including daily standups, sprint planning, and retrospectives, improving code quality and team collaboration skills.
Resolved bugs and performed unit testing on assigned modules, ensuring functionality met business requirements and maintaining a stable development environment.

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