AI Product Engineer — Topstep

You build Topstep end to end, from a Python and FastAPI backend through a vanilla JavaScript frontend with real-time WebSocket data. You implement the success-rate comparison and the no-elimination account model, and expose it to AI agents through a clean API and MCP interface so both people and agents can use Topstep.

⭐ 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 Topstep features across FastAPI backend and vanilla JS frontend
• Stream live figures to the page over WebSocket so the comparison stays current
• Implement the end-to-end success analysis and the no-elimination account behavior
• Expose Topstep to AI agents via API and MCP endpoints
• Keep the displayed numbers correct, verifiable, and consistent across surfaces

What you bring

• Strong Python and FastAPI backend skills
• Proficiency with vanilla JavaScript and real-time WebSocket data on the frontend
• Experience wiring features to AI agents through API and MCP
• Care for data correctness across backend, API, and UI

Try the app

cymetica.com/topstep

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