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Available for Freelance & Full-Time Opportunities

Full Stack Developer | ASP.NET Core | Node.js | MERN Stack

Hi, I'm Durgesh Kumar

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I’m a passionate Full Stack Developer with experience in building scalable web applications using ASP.NET Core, Node.js, MongoDB, and modern frontend technologies. I specialize in creating secure APIs, optimized databases, and high-performance web platforms.

Durgesh Kumar Full Stack Developer Portfolio
About Me

About Durgesh Kumar – Full Stack Developer

I am a passionate Full Stack Developer specializing in ASP.NET Core, Node.js, and the MERN Stack. I focus on building scalable web applications, secure backend APIs, and modern digital experiences.

Durgesh Kumar Full Stack Developer Portfolio
1+Year Experience
30%Efficiency
Boost

Who I Am

Hello! I'm Durgesh Kumar, a results-driven Full Stack Developer with experience in ASP.NET Core, Node.js, MongoDB, and modern web technologies. I specialize in building scalable backend systems, high-performance APIs, and user-friendly web applications.

My technical journey focuses on solving complex problems through optimized database design, clean architecture, and modern development practices that deliver efficient and reliable digital solutions.

Who is Durgesh Kumar?

Durgesh Kumar is a Full Stack Developer specializing in ASP.NET Core, Node.js, and modern web technologies. He develops scalable web applications, REST APIs, and high-performance backend systems while focusing on clean architecture and secure development practices.

Architecture

Clean Architecture & Scalable System Design

Security

JWT Authentication, OAuth & Secure API Development

Durgesh Kumar is a Full Stack Developer specializing in ASP.NET Core, Node.js, MongoDB, MERN Stack, REST API development, and modern web application architecture.

Engineering Stacks

High-performance technologies I leverage to build scalable, production-level digital systems.

ASP.NET Core

Proficiency92%

React / Next.js

Proficiency90%

Node.js

Proficiency87%

SQL / MongoDB

Proficiency89%

REST APIs

Proficiency93%

System Design

Proficiency80%

Core Strengths

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Team Leadership

Led modules and collaborated with cross-functional teams to deliver production-ready applications.

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Time Management

Delivered features within sprint timelines while maintaining high engineering standards.

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Problem Solving

Strong debugging mindset with the ability to resolve complex system challenges.

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Ownership

Take responsibility for architecture, performance, and deployment.

Software Solutions

I specialize in building production-ready software systems that are scalable, secure, and engineered for long-term technical excellence.

Backend Engineering

Designing secure, scalable backend systems using .NET and Node.js with a strong focus on clean architecture.

API Architecture

Building high-performance REST APIs with robust authentication and optimized production-ready error handling.

Database Optimization

Improving application speed through advanced SQL tuning, indexing strategies, and efficient schema design.

Full Stack Systems

Delivering end-to-end applications using React, Next.js, and modern backend frameworks engineered for scale.

System Design

Architecting modular systems that support long-term product growth and evolving business requirements.

Performance

Reducing latency, optimizing load times, and ensuring applications remain fast under heavy traffic.

šŸš€ Open to Software Engineering opportunities!

Featured Projects

A selection of my recent work, ranging from enterprise-grade backend systems to interactive full-stack applications.

 Smart Marketing Automation SaaS Platform
SaaS Application

Smart Marketing Automation SaaS Platform

Smart Marketing Automation SaaS is a full-featured marketing automation platform designed to help businesses create, manage, and track large-scale email marketing campaigns efficiently. Smart Marketing Automation SaaS is a full-featured marketing automation platform designed to help businesses create, manage, and track large-scale email marketing campaigns efficiently. The platform allows users to upload contacts, design email templates using a drag-and-drop builder or simple editor, and send bulk campaigns with real-time tracking. A powerful queue-based background system ensures reliable email delivery even for large campaigns. Key highlights of the platform include: • Drag-and-drop email template builder • Simple email template editor • Campaign scheduling and real-time progress tracking • Background email sending using a queue system • Multiple sender email rotation to prevent blocking • Email history and delivery tracking • Contact segmentation and tagging • Admin subscription management with manual payment verification • Trial version support and usage limits • Fully responsive dashboard for mobile and desktop This project demonstrates strong expertise in building scalable SaaS applications, background processing systems, and marketing automation tools.

Next.jsNode.jsExpress.jsMongoDB+7 More
Full Stack E-commerce Website – MERN Stack
Full Stack Web Application

Full Stack E-commerce Website – MERN Stack

This MERN Stack E-commerce Platform is a full stack web application designed to simulate a real-world online shopping experience. The project was developed using modern web technologies including React.js for the frontend, Node.js and Express.js for the backend server, and MongoDB for database management. The application allows users to browse products, create accounts, manage their shopping cart, and securely place orders. The platform also includes an admin dashboard that enables administrators to manage products, monitor orders, and maintain the overall store inventory. Key features of the application include responsive user interface design with Tailwind CSS, secure authentication using JWT, RESTful API architecture, and efficient data handling with MongoDB. This project demonstrates my ability to build scalable full stack applications, design efficient backend systems, and create modern user-friendly web interfaces using the MERN stack development ecosystem.

React.jsNode.jsExpress.jsMongoDB+4 More

Latest Insights

Sharing my thoughts on software architecture, modern development practices, and the evolving tech landscape.

Get In Touch

Let's Build Something Great

Have a project in mind or just want to say hi? Feel free to reach out. I typically respond within 24 hours.

Durgesh Kumar

Durgesh Kumar

Available for Hire

Location

Barabanki, Uttar Pradesh, India

Email

dk0078774@gmail.com

Phone

+91 6393381887

Send a Message