Gnanasekaran D — Full-Stack Developer & AI Specialist
Building secure & scalable software solutions with React, Spring Boot, Node.js, Flutter, and Cloud platforms.
Detail-oriented Software Engineer and AI Data Specialist with hands-on expertise in Full Stack Development, Mobile Architecture, and Generative AI integration.
Work Experience
AI Data Annotator — Deccan AI Experts (Feb 2026 - Mar 2026)
Evaluated and annotated complex datasets to assist in the training and fine-tuning of generative AI models. Maintained 100% daily task completion rate.
Full Stack Developer Intern — Femtosoft Technologies (July 2025 - Aug 2025)
Reduced API latency by 18% by refactoring database queries. Resolved 12+ critical bugs during UAT testing.
Web Development Intern — Codsoft (May 2025 - June 2025)
Developed responsive UI components achieving 95+ Google Lighthouse performance score.
Education
B.E. Computer Science and Engineering — C. Abdul Hakeem College of Engineering, Vellore, India (2022-2026) — CGPA: 7.8
Featured Projects
Trip-GUY — AI Travel Itinerary App
AI-augmented mobile application with serverless Firebase backend, Flutter frontend with BLoC state management, and Google Gemini API for dynamic AI itineraries. Tech: Flutter, Dart, Firebase, Google Gemini API.
PulseStream CRM — Full-Stack Streaming CRM Platform
Production-grade CRM for streaming businesses. Spring Boot 3 backend with JWT auth, dual React frontends (Admin Dashboard + Netflix-style Customer Portal), PostgreSQL on Render, and CI/CD via Vercel. Live at https://plusestream.vercel.app/. Tech: Java 17, Spring Boot 3, React, Vite, PostgreSQL, Docker.
Urban Voice — Civic Complaint Management System
High-concurrency complaint management system with dynamic dashboards mapping 50+ data points. MongoDB aggregation pipelines and JWT authentication. Tech: Node.js, Express.js, MongoDB, JWT.
CloudWatch Pro — Real-Time Server Monitoring Dashboard (In Progress · July 2026)
Built a real-time server monitoring dashboard using Node.js, Express.js, and React.js — streaming 5 live system metrics via Socket.io WebSocket with sub-1-second latency. Engineered 12 RESTful API endpoints with 100% Postman test pass rate. Integrated Claude AI API for instant anomaly detection. Designed 5 interactive Recharts dashboards with configurable alert thresholds and dark-mode UI. Tech: Node.js, Express.js, React.js, Socket.io, WebSocket, SQLite, REST API, Claude AI API, Recharts, Tailwind CSS, Vite, TypeScript. GitHub
Technical Skills
Languages: Java 21, Python, JavaScript (ES6+), Dart, SQL
Frameworks: Spring Boot 3.5, Flutter, ReactJS, Node.js, Express.js, BLoC, Hibernate
Databases & Cloud: Firebase, MySQL, PostgreSQL, MongoDB
Tools & DevOps: Git/GitHub, Docker, CI/CD Pipelines, Postman, Agile/Scrum, Linux
Specialized: Clean Architecture, AI Data Evaluation, Prompt Engineering (LLMs), RESTful APIs
Certifications
- Java Concurrency & Multithreading — Scaler
- Google Data Analytics Professional
- Spring REST & Spring Data JPA — Infosys
- Spring 5 Basics with Spring Boot — Infosys
Contact
Location: Vellore, India
Email: sgnana238@gmail.com
GitHub |
LinkedIn
Please enable JavaScript to view the full interactive portfolio.