Jashan Rahal — Software Engineer

Projects

Things I've built.

A selection of projects spanning backend, mobile, embedded, and developer tooling.

💓

in progress

Pulsar

A WHOOP-style wearable fitness tracker built from scratch. Custom hardware on an nRF52840 MCU with a MAX30102 heart rate sensor, firmware written in C++ and Rust, streaming real-time biometrics over BLE to a Flutter companion app with live visualization, workout tracking, and historical data.

C++ Rust Flutter

⌘

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CodeSense CLI

Terminal tool that uses a local AI model (Ollama / Llama 3.2) to auto-generate docs for your codebase. Scan files, explain functions, visualize dependency graphs, and write READMEs — entirely on your machine, nothing leaves.

Node.js TypeScript Ollama

🔐

awaiting App Store approval

Jush

Serverless, end-to-end encrypted iOS messenger. No accounts, no servers, no data stored anywhere. Two iPhones on the same network discover each other, perform an X25519 Diffie-Hellman key exchange, and chat over AES-256-GCM. Close the app — the keys are gone.

SwiftUI CryptoKit Rust

📊

in progress

Creator Analytics

Full-stack analytics platform for marketing agencies to research and compare influencers. Deep data: avg watch time, comment sentiment, profanity detection, bot scoring, and side-by-side creator comparisons. NLP pipelines run async via BullMQ job queues with Redis caching and PostgreSQL persistence.

Node.js BullMQ Python PostgreSQL Redis

👁

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Facial Recognition

Python tool for face detection and identity matching from photos. Feed it images, it detects faces and returns an accuracy percentage. Supports .png, .jpg, and .jpeg inputs.

Python OpenCV