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Hi, I'm Gagan Chandra

Backend Engineer & AI Developer building scalable software and intelligent systems.

I build APIs, AI-powered applications, backend infrastructure, and production-ready software focused on performance, scalability, and user experience.

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About

Final-year CS (AI) student focused on backend systems and production ML.

I am a final-year Computer Science student specializing in Artificial Intelligence who enjoys building backend systems, machine learning applications, developer tools, and full-stack products.

I enjoy understanding how systems work under the hood and turning ideas into real-world applications.

  • Backend Engineering
  • API Design
  • AI Applications
  • Machine Learning Deployment
  • Database Systems
  • Software Architecture
  • Developer Tooling

Education

B.Tech CSE (AI)

PSIT, AKTU

Graduating July 2026

520+

DSA Problems

Qualified

GATE 2026

Production

Deployments

Full-Stack

Projects

Skills

Technologies I use to build reliable backend systems and AI applications.

Backend

  • Python
  • FastAPI
  • Flask
  • Node.js
  • Express.js
  • REST APIs

AI & Machine Learning

  • Scikit-learn
  • Pandas
  • NumPy
  • XGBoost
  • LLM Integration

Databases

  • PostgreSQL
  • MongoDB
  • MySQL
  • SQLite
  • Redis

Frontend

  • React
  • JavaScript
  • Tailwind CSS
  • HTML
  • CSS

DevOps & Tools

  • Docker
  • Git
  • Linux
  • GitHub Actions
  • CI/CD
  • Render
  • Railway
  • Vercel

Featured Projects

Production deployments across backend, AI, and full-stack systems.

HealthAI

Symptom-based disease prediction with ensemble ML

  • Python
  • FastAPI
  • Scikit-learn
  • React
  • Tailwind
  • ▸87.84% accuracy across 141 disease classes
  • ▸Soft-voting ensemble over Decision Tree, RF, Naive Bayes
  • ▸Voice symptom input via Web Speech API
GitHubLive Demo

GitHub Repository Health Checker

AI-powered repository health analysis

  • FastAPI
  • GitHub API
  • LLaMA 3.1
  • Uvicorn
  • ▸Concurrent GitHub API metric collection
  • ▸NVIDIA LLaMA 3.1 structured analysis
  • ▸Active / Inactive / Needs Review badges
GitHubLive DemoDemo

Shortly

URL shortener with analytics & QR codes

  • Flask
  • MongoDB
  • Docker
  • GitHub Actions
  • ▸MongoDB TTL indexes for auto-expiring links
  • ▸QR codes as base64 on every new link
  • ▸14-day analytics chart with zero-fill
GitHubLive Demo

TaskFlow

Team task manager with role-based access

  • React
  • Node.js
  • Express
  • MongoDB
  • JWT
  • ▸JWT + bcrypt with Admin vs Member roles
  • ▸Kanban board with status tracking
  • ▸Single Railway service monorepo deploy
GitHubLive Demo

Achievements

Competitive programming, exams, and industry recognition.

520+

DSA Problems Solved

LeetCode, GeeksforGeeks & HackerRank combined

GATE

2026 Dual Qualifier

Qualified in Computer Science & IT and Data Science & AI

5-Star

HackerRank

Achieved across Problem Solving and Python tracks

Champion

Salesforce Agentblazer

Achieved Mountaineer Rank with 46+ badges earned

Work Experience

Building and shipping software since 2023.

Independent Software Developer

Backend & AI Engineer

  • Backend systems & REST API development
  • AI integration & ML model deployment
  • Database design & optimization
  • DevOps, CI/CD & production deployment

Certifications

Foundational credentials across CS, AI, and agile practices.

Contribution Graph

@gagannchandra · View on GitHub

Contact

Open to backend, ML engineering, and full-stack opportunities.

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