Role Overview

TradeX is seeking a hardcore **MERN / Full Stack Developer Intern** to help scale our high-performance, 100% free virtual F&O paper-trading platform. The goal is to build ultra-fast, low-latency systems capable of handling live market data and high concurrent user traffic for Nifty 50 and Bank Nifty trading.

Responsibilities

Build and optimize responsive, minimalist UI components using React.js / Next.js (App Router) and Tailwind CSS.
Write clean, scalable server-side logic using Node.js and Express to handle user authentication, virtual trade execution, and portfolio management.
Work closely with WebSockets (Socket.io) and Redis caching to ensure live market prices and charts flash on the screen with zero latency.
Design schema, manage states, and optimize queries using MongoDB and PostgreSQL to ensure lightning-fast read/write speeds.
Assist in debugging routing issues, optimizing server load, and ensuring smooth performance across our live AWS-deployed infrastructure.

Requirements

A "Jugaadu" and hardcore problem-solving mindset.
Solid hands-on experience with the MERN stack (MongoDB, Express.js, React.js, Node.js). Experience with Next.js is a massive plus.
Understanding of real-time data flows and WebSockets (Socket.io).
Basic familiarity with Git, API integrations, and state management.
A "Get It Done" attitude where clean code, low server load, and zero crash rates are your primary obsession.