Full-Stack Developer | AI Enthusiast | Backend Specialist

Bengaluru, India
[email protected]
Portfolio: https://portfolio-gagan-s.vercel.app
LinkedIn: https://linkedin.com/in/gagan-deep-s-6304b0398

Java Developer with strong expertise in Java-based backend development and SQL-driven data management. Experienced in building scalable applications using Java, Spring Boot, REST APIs, and relational databases such as MySQL. Proficient in object-oriented programming, Spring Framework, Hibernate/JPA, Git, and GitHub, with basic familiarity in Docker. Also exploring AI agents and automation systems to build intelligent solutions. Focused on developing efficient, high-performance, and data-driven software systems.

I am also exploring AI agents, LLM integrations, and automation systems to create intelligent, real-world solutions.

• Focused on performance, scalability, and clean architecture
• Strong foundation in backend engineering
• Passionate about building AI-powered applications

• Java
• JavaScript

• React
• HTML, CSS
• Tailwind CSS

• Spring Boot, Hibernate/JPA
• Express.js
• REST APIs

• MongoDB
• MySQL

• Git
• GitHub
• Docker (Basic)

• AI Agents
• LLM Integration
• Prompt Engineering

• Built an AI-powered system for PDF contract analysis
• Automated clause extraction and risk scoring
• Processed 300+ contracts
• Tech: React, Node.js, Express, MongoDB, PDF.js, AI/LLM

• Developed a full-stack trading platform
• Enabled real-time chat using Socket.io
• Reduced middlemen dependency by 30%
• Tech: React, Node.js, MongoDB, Socket.io

• Built a multi-tenant system with role-based access control
• Implemented secure authentication using OTP, OAuth, and JWT
• Managed 50+ tasks with zero unauthorized access incidents
• Tech: React, Node.js, Express, MongoDB, JWT

• Built a drag-and-drop UI with <200ms latency
• Developed scalable REST APIs
• Enabled one-click publishing and theme customization
• Tech: React, Node.js, MongoDB, Tailwind CSS, JWT

• ZeroPDF — Privacy-focused PDF Decryption
• DevInspect — AI Code Review Assistant
• AutoPilotX — Form Automation Extension

• Strong backend and system design fundamentals
• Experience building real-world scalable applications
• Ability to integrate AI into practical systems
• Clean code and performance-focused mindset

• Advanced AI agents and autonomous systems
• System design and scalable architectures
• Full-stack AI-powered applications

If you find my work interesting, feel free to explore my repositories.