AI Product Engineer — market-data APIs

You build the free signal and market API end to end, from the Python and FastAPI backend to the vanilla JS frontend and the real-time streaming data behind it. You also wire the API into AI agents so they can consume signals and market data directly. You ship complete features across every surface a user touches.

⭐ Bonus points for any apps built on the platform using "Build it Better"

💰 Salary: $150,000 – $220,000 USD / year · Remote OK

What you'll do

• Build signal and market data features across the FastAPI backend and vanilla JS frontend
• Deliver real-time market data over live streaming connections
• Expose the API so AI agents can consume signals and market data programmatically
• Ship each feature across backend, frontend and API together so it is usable the moment it lands
• Ensure the numbers the API returns are accurate and consistent across every surface

What you bring

• Strong Python and FastAPI backend skills
• Vanilla JS frontend experience and comfort with real-time streaming data
• Experience exposing APIs for consumption by AI agents
• Ability to build a feature end to end across backend, frontend and API

Try the app

cymetica.com/market-data-apis

This role is part of AI Product Engineer — EventTrader AI Apps.