Saravanan P

Software Engineer with 3.7+ years of experience designing, developing, and maintaining scalable enterprise web applications using ASP.NET Core, C#, Angular, Entity Framework Core, and SQL Server. Experienced in building and delivering RESTful APIs, resolving production issues, and supporting end-to-end application lifecycle across enterprise domains. Proficient in JWT Authentication & Authorization, Dependency Injection, Middleware, Repository Pattern, SOLID Principles, Global Exception Handling, Swagger/OpenAPI, LINQ Optimization, RxJS, Angular Interceptors, Route Guards, and Reactive Forms.

Strong background in Agile/Scrum delivery, Sprint Planning, Code Reviews, UAT Support, and Production Support.

Software Engineer at DSSI India Pvt Ltd (2024-10 – 2026-05)

Project: Jail Management System Role:.NET Full Stack Developer Stack: ASP.NET Core Web API • C# • EF Core • LINQ • Angular • SQL Server • JWT • Swagger

• Designed and developed scalable RESTful Web APIs with Swagger/OpenAPI documentation for inmate management, case tracking, court schedules, and facility operations.
• Reduced average API response time by ~30% through EF Core Eager Loading, LINQ query optimization, SQL index tuning, and Execution Plan analysis.
• Implemented JWT Authentication & Authorization Policies with role-based access control (RBAC), securing all API endpoints with claims-based permissions.
• Designed Middleware pipeline for Global Exception Handling, request/response logging (Serilog), CORS configuration, and Model Validation following SOLID Principles.
• Architected using Repository Pattern and Dependency Injection to create clean, testable, loosely-coupled application layers following SOLID design principles.
• Integrated Angular front-end with backend services using RxJS observables, HTTP Interceptors for token management, Route Guards for protected navigation, Reactive Forms with validation, and Lazy Loading modules.
• Implemented API Versioning to deliver backward-compatible feature releases without disrupting existing client integrations.
• Created and maintained EF Core Code First Migrations for iterative schema evolution across Dev, UAT, and Production environments.
• Investigated and resolved production issues with minimal downtime through structured debugging, query tuning, and root cause analysis; provided UAT and Production Support.
• Managed source code using Git and GitHub including Pull Requests, Code Reviews, branch management, and participated in full Agile/Scrum ceremonies including Sprint Planning, Daily Standups, and Sprint Reviews.

Associate Software Developer at Beyond Universe Software & Technology Pvt Ltd (2022-08 – 2024-08)

Project: 1CoreSolution – Childcare Management System Role:.NET Developer Stack: ASP.NET Core Web API • C# • EF Core (Code First) • LINQ • Angular • SQL Server

• Developed backend modules for child enrollment management, scheduling, attendance tracking, and billing/payment processing using ASP.NET Core Web API and LINQ.
• Built and integrated Angular front-end components using Reactive Forms, RxJS, HTTP Interceptors, and Component Communication to deliver responsive user interfaces connected to RESTful APIs.
• Improved database performance by ~25% by designing optimized stored procedures, views, functions, appropriate indexing strategies, and analyzing SQL Execution Plans.
• Implemented EF Core Code First approach with Migrations to maintain database schema versioning across development and production environments.
• Applied Global Exception Handling and centralized logging using Serilog to improve application observability and reduce MTTR for production defects.
• Investigated and resolved production defects and application bugs with Root Cause Analysis; provided ongoing UAT Support and Production Support for business stakeholders.
• Developed complex SQL stored procedures, views, and functions supporting enrollment reports, billing summaries, and attendance dashboards.
• Managed source code using Git and GitHub including branching strategies, Pull Requests, and peer Code Reviews in Agile/Scrum team environment.

Bachelor of Engineering in Electronics & Communication Engineering – Gnanamani College of Technology (2015 – 2019)