Harsimranjit (Harsi) Dhaliwal

Harsimranjit (Harsi) Dhaliwal

Projects

Hacker News Curator

LLM-powered summarizer & curator with infinite-scroll UI and blazing feed APIs.

  • Next.js
  • Express
  • Redis
  • Python
  • Postgres
  • LLM
  • <150 ms feed endpoints
  • Full-text search & filters

Retrieval Augmented Generation

Lightweight RAG microservice with text chunking, embeddings, vector search, and inline citations.

  • Python
  • FastAPI
  • OpenAI API
  • Vector Search
  • CLI + REST APIs
  • Configurable chunk & embed

Mamora

Chatbot (SendAI Hackathon) that executes Solana actions via natural language.

  • Next.js
  • Express
  • Solana
  • LLM
  • AWS EC2
  • CI/CD
  • Team of 3, shipped MVP
  • Txn, balances, program calls

Learnly

Course marketplace with role-based auth, video encoding, and S3-backed delivery.

  • Next.js
  • Tailwind
  • AWS S3
  • EC2
  • Auth
  • 50+ lessons supported
  • 3 integrated apps

Driver Drowsiness Detection

CNN eye-state classifier (open/closed) with robust preprocessing & augmentation.

  • Python
  • TensorFlow/Keras
  • CV
  • ~90% accuracy
  • 5k-image dataset

Digital Door Lock

Microcontroller-based electronic door lock with keypad & display, built in C for PIC32. Emphasises low-level programming & hardware integration.

  • C
  • Embedded Systems
  • Hardware
  • PIC32
  • Real-time input handling
  • Power-efficient design