Hi, I'm Manish Kumar

.NET Full Stack Developer

I build scalable web applications using C#, ASP.NET Core, Angular, REST APIs, and SQL Server.

developer

About Me

I am a Senior Software Engineer with 5+ years of experience in designing and developing scalable web applications using C#, .NET Core, ASP.NET, and RESTful APIs. I have strong experience in full-stack development using Angular/React, HTML, CSS, and JavaScript to build responsive and user-friendly applications. My expertise includes object-oriented programming, microservices architecture, and secure API development for enterprise systems.


I am experienced in database design and performance optimization using SQL Server, PostgreSQL, Entity Framework, and LINQ. I have worked on banking, HRMS, airline reservation, and retail platforms, delivering secure and scalable software solutions. I enjoy solving complex problems and continuously improving my skills while working in Agile environments.

Skills

Programming Languages

  • C#
  • JAVASCRIPT
  • SQL
  • TYPESCRIPT

Backend technologies and Frameworks

  • ASP.NET Core
  • ASP.NET CORE MVC
  • ASP.NET WEB API
  • RESTFUL SERVICES

DATA ACCESS AND ORM

  • ENTITY FRAMEWORK CORE
  • LINQ
  • ADO.NET

SOFTWARE DESIGN & ARCHITECTURE

  • OOPS
  • SOLID PRINCIPLES
  • MVC
  • MICROSERVICES
  • API GATEWAY & EVENT-DRIVEN

DATA STRUCTURE AND CORE CONCEPTS

  • DSA
  • GENERICS AND COLLECTIONS
  • MULTI THREADING
  • ASYNCHRONOUS PROGRAMMING

DATABASE TECHNOLOGIES

  • SQL SERVER
  • MYSQL
  • DATABASE DESIGN
  • STORED PROCEDURE

MESSAGING & STREAMING

  • KAFKA

SECURITY

  • OAuth (AUTHENTICATION & AUTHORIZATION)

TOOLS & DEVELOPMENT ENVIRONMENT

  • VISUAL STUDIO
  • VS CODE
  • GIT
  • GITHUB
  • Postman
  • SWAGGER
  • SSMS

DEVOPS & CLOUD

  • DOCKER BASIC
  • JFROG & MICROSOFT BASICS
  • IIS & CI/CD PIPELINES BASICS

DEVELOPMENT PRACTICES

  • UNIT TESTING
  • DEBUGGING & CODE REVIEW
  • AGILE/ SCRUM & SDLC

Projects

Online Banking

Developed secure banking modules for fund transfer and transactions using ASP.NET Core, REST APIs, OAuth/JWT authentication, payment gateway integration, and optimized SQL queries with LINQ.

Implemented OAuth/JWT authentication and integrated payment gateway services while optimizing SQL queries using LINQ.

Supported CI/CD deployments, code reviews, and production issue resolution in an Agile environment.

HRMS & Payroll (MyPay Application)

Developed HRMS and payroll modules using ASP.NET Core and SQL Server, built REST APIs with CRUD operations, and supported SOX documentation, production deployments, and debugging.

Built REST APIs using GET, POST, PUT, DELETE methods and implemented business logic and database queries.

Supported SOX documentation, production deployments, debugging, and Agile development processes. Supported SOX documentation, production deployments, debugging, and Agile development processes.

Airline Reservation System

Airline Ticketing & Reservation System

Developed airline reservation features including flight search, booking, cancellation, and passenger management.

Built backend services using ASP.NET Core and responsive UI using Angular.

Implemented CRUD operations, validations, and RESTful APIs following MVC architecture.

Retail eCommerce Operations Portal

Developed eCommerce modules including product catalog, order management, and customer services.

Optimized database performance and supported application deployments and system stability.

Experience

Senior Software Engineer,Mphasis

Programmer Analyst,Cognizant

Software Developer, Cyient Limited

DotNet Developer, Cyient Limited