Available for work

// Hello, world

Harsh Gaur

I’m a passionate Full-Stack Developer specializing in Java, JavaScript, and Next.js, building modern, scalable, high-performance applications with robust backend architecture and seamless frontend experiences. I ensure production-ready deployments through strong DevOps and cloud practices while integrating AI-powered solutions and intelligent automation to create smarter, future-ready products that drive real business impact.

5+Years exp.
15+Projects
8+Technologies
View Projects Download CV
Harsh Gaur
Full Stack Dev
Open to Work

// what I've built

Featured Projects

Cybergyan

⚡ Full Stack

E-Lab Portal CyberGyan, a flagship initiative of C-DAC, offers a cutting-edge virtual training facility for aspiring cybersecurity professionals with a simulated environment to defend against real-world threats.

JavaSpring BootSpring SecurityPostgreSQLApache TomcatUbuntu

RSVP Application

⚡ Full Stack

Designed for sending invitations and receiving real-time confirmations, ensuring seamless check-ins. Automates attendee tracking and responses for efficient event management.

JavaSpring BootPostgreSQLApache TomcatHTMLJavaScriptCSS

Analytics Tool

⚙️ Backend

REST APIs with authentication and authorization to fetch data per client requirements with optimized speed. Ensures secure and efficient data access while maintaining high performance.

JavaSpring BootMongoDBSpring Security

AI Integration Platform

🤖 AI Integration

Built an AI-powered platform integrating LLM APIs to automate content generation, smart search, and data summarization. Features real-time streaming responses and context-aware conversations.

Next.jsOpenAI APILangChainPythonFastAPIPostgreSQL

Mobile Puzzle Game for Events

Mobile Game Application

Interactive cross-platform mobile puzzle game designed for events and brand activations. Features real-time leaderboards, reward-based challenges, multiplayer participation, QR-based event entry, and live analytics for engagement tracking.

React NativeExpoNode.jsSocket.ioFirebase

Web Entertainment Game

⚙️ Backend

Real-time betting game where users can place and cancel bets instantly. Admins monitor live bets using WebSocket connectivity for real-time updates and analytics.

JavaSpring BootWebSocketMySQL

Client Websites

⚡ Full Stack

Designed, developed, and maintained production websites for multiple clients — ensuring performance, SEO, and seamless UX across all platforms.

WordPressShopifyReact.jsNext.jsTailwind CSSMySQL

AI Chatbot SDK

🤖 AI Integration

Developed a pluggable chatbot SDK with NLP capabilities for businesses to embed intelligent assistants into their platforms. Supports multi-turn conversations and custom training.

PythonFastAPIOpenAIRedisDockerReact

Portfolio Website

🎨 Frontend

Personal portfolio showcasing work, skills, and experience. Built with modern design principles, smooth animations, and optimized performance.

Next.jsTailwind CSSTypeScript
View all on GitHub

// what I know

Skills & Expertise

{ }

Languages & Databases

  • Java
  • Python
  • JavaScript
  • Node.js
  • HTML5
  • MySQL
  • PostgreSQL
  • MongoDB
8 skills
⚡

Frameworks & Libraries

  • Spring Boot
  • Spring Security
  • Spring MVC
  • Spring JPA
  • Hibernate
  • WebSocket
  • Microservices
  • Apache Tomcat
  • React.js
  • Next.js
  • MERN Stack
11 skills
⚙

Developer Tools

  • VS Code
  • IntelliJ
  • STS
  • Postman
  • BurpSuite
  • PuTTY
  • Jupyter
  • Apache Kafka
  • Git
  • GitHub
10 skills
◈

CS Fundamentals

  • OOP
  • DSA
  • Linux
  • HLD
  • LLD
  • Agile
  • REST APIs
  • CI/CD
8 skills

// production experience in

DockerAWSCognitoAWS RDSIAMKubernetesRedisGraphQLTypeScriptTailwind CSSFigmaLinux CLINginxCI/CDOpenAI APILangChainReact NativeFirebase

// where I've worked

Work Experience

C

Project Engineer

Full-time

C-DAC·2024 – Present

  • Building MIS using Next.js & Spring Boot for streamlined data management.
  • Leading migration of FSP Prime from Spring Framework → Spring Boot.
  • Spearheaded analytics dashboard with JWT-based auth & React frontend.
  • MongoDB for efficient data storage; real-time frontend–backend communication.
  • Cross-functional collaboration to design user-friendly, secure features.
Next.jsSpring BootReactMongoDBJWT
C

Project Associate

Full-time

C-DAC·2022 – 2024

  • Built & maintained CyberGyan E-Lab Portal — C-DAC's flagship cybersecurity platform.
  • Designed RESTful APIs for dynamic VM cloning, creation & secure access.
  • End-to-end Apache Tomcat management: deployment, config & maintenance.
  • Implemented industry-standard auth/authorization for VM environment security.
  • Delivered high-quality projects independently and within cross-functional teams.
Spring BootSpring SecurityREST APIsApache TomcatJava
C

Project Associate – Internship

Internship

C-DAC·2022

  • Built a basic cybersecurity lab using Spring Boot REST APIs.
  • Developed dynamic UI components with React & Tailwind CSS.
  • Implemented MongoDB for efficient data storage and retrieval.
  • Created practical learning environments for cybersecurity exercises.
Spring BootReactTailwind CSSMongoDB
T

Software Developer

Full-time

TFC Events·2018 – 2022

  • Built responsive websites with focus on UX and performance.
  • Integrated third-party APIs to enhance business functionality.
  • Contributed to open-source projects and scalable web applications.
  • Delivered maintainable solutions in cross-functional team environments.
ReactJavaScriptREST APIsWordPress

// get in touch

Let's Connect

// open to opportunities

Have a project
in mind?

Your ideas, my implementation. Let's build something amazing together and create the future.

Send me an email

Phone

+91 98999-10990

Email

gaur.harsh0014@gmail.com

© 2026 Harsh Gaur · Built with Next.js & Tailwind CSS

Made with ♥ in India