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KaranDhillon05/README.md

Hi, I'm Karan Dhillon

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About

Computer Science student at SRM University. I ship production-facing software across mobile, backend, and AI tooling — currently focused on retail systems and optimization products.

  • Building Grab&Go — self-checkout mobile app, offline-first POS, and sync API
  • Shipping LoadOpt — 3D container / truck load planning with multi-stop routing
  • Consistent DSA practice — 500 curated C++ solutions (arrays → DP → design)

Featured work

Grab&Go — retail checkout stack

Repo What it does
Gng-app Customer self-checkout app (Expo / React Native / TypeScript)
POS Offline-first supermarket POS PWA — barcode, GST billing, Dexie + Zustand
grabngo-api Backend for auth, catalog, and device sync (Node, Express, Prisma, PostgreSQL)

Platforms & AI

Repo What it does
LoadOpt Enterprise 3D load planning & route optimization (Python, React, Three.js, Celery)
Binary5-dev Dhanrakshak — parametric income insurance for q-commerce riders (Guidewire DEVTrails 2026)
AI-Powered-Code-Reviewer- AI code assistant (CLI + VS Code) powered by Groq
ai-code-review-agent FastAPI agent for real-time code analysis
ai-agent-orchestra Multi-agent orchestration for collaborative workflows

DSA & practice

Repo What it does
DSA-Cpp-Solutions 500 FAANG-oriented problems in C++ — one solution per day across 20+ patterns
More projects
Repo Notes
Salute-marathon Marathon / event platform (Next.js)
Linux-project SysInsight — system monitoring & workload tooling
GridSense Grid / sensing experiment (TypeScript)
Ossome-Hacks-Team---PEBKAC Ossome Hacks team build
Adobe-1A Adobe India Hackathon submission
Academic-Incentive-System Academic performance & incentive tracking
Hostel-Management-System Hostel admin (PHP / MySQL)

Tech I use

Languages
TypeScript JavaScript Python C++ SQL

App & frontend
React React Native Expo Next.js Tailwind

Backend & data
Node.js Express FastAPI Prisma PostgreSQL Docker

Right now

  • Shipping and hardening the Grab&Go ecosystem (app + POS + API)
  • Deepening LoadOpt packing / routing workflows
  • Interview prep via structured DSA (DSA-Cpp-Solutions)
  • Open to internships and collaborations in full-stack, systems, and applied AI

GitHub stats

GitHub Streak

GitHub Stats Top Languages

Contribution activity

Thanks for visiting — explore the repos or reach out anytime.

Email · LinkedIn · GitHub

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  1. GridSense GridSense Public

    TypeScript

  2. Gng-app Gng-app Public

    TypeScript 1

  3. DSA-Cpp-Solutions DSA-Cpp-Solutions Public

    500 curated FAANG DSA problems in C++ — 1 solution/day (2024-02-01 → 2025-06-14)

    C++

  4. grabngo-api grabngo-api Public

    TypeScript

  5. LoadOpt LoadOpt Public

    Python 2

  6. POS POS Public

    TypeScript