Priyanshu Kumar

I build stuff. Learned by building and breaking things on the internet.. Most days go into backend systems, AI applications, and the occasional rabbit hole that teaches me something new.

Outside of coding, I read books, listen to music, and overthink ideas.

Email X GitHubAvailable for work

THINGS I'VE BUILT

Cloudcall

File sync engine

Built a dropbox-like engine that keeps your files synced across all your devices.

•Real-time file synchronization across multiple devices
•Seamless access to the latest version of files from anywhere
•Chunked file uploads with support for transfer recovery and resume

GoTypeScriptExpress.jsSQLiteS3Drizzle

Code Live

TradeX

Trading Platform

Built a distributed trading system handling live market data, order execution, and real-time account state synchronization.

•WebSocket-based streaming for low-latency price updates
•Event-driven architecture using Redis Pub/Sub for ticker distribution
•Order execution pipeline updating positions and wallet state atomically

Next.jsShadcnUIHonoWebSocketRedisDrizzle

Code Live Demo

WORK EXPERIENCE

SDE Intern at ████████

Sept 2025 - Dec 2025

Architected an end-to-end speech-to-speech AI voice calling system for automated user feedback collection

•Engineered real-time audio streaming pipelines over WebSockets, achieving sub-second bidirectional latency
•Orchestrated STT and TTS pipelines with custom turn-taking logic for seamless, human-like voice interactions

TECHNOLOGIES

Typescript

Python

React

Next.js

Node.js

Postgres

Redis

Langchain

LangGraph

Docker

Artifical Intelligence