Software Support Engineer
Core
Engineering-first role resolving recurring trader-impacting issues on the TopstepX and Topstep Brokerage trading platforms by writing production code, leading investigations, and building observability tooling.
Role type
Senior Software Support Engineer (Full-Stack)
Builds
Production bug fixes, internal admin tooling, automation scripts, and diagnostic instrumentation for the trading platform.
Domain
Financial technology / Trading platforms
Deliverable
production ML models | product features | dashboards & analysis | infrastructure
Required skills
C#/.NET, React (TypeScript), distributed systems debugging, SQL, observability stack (Datadog/Elasticsearch), API log triaging, incident response, end-to-end feature ownership
Preferred skills
Financial markets knowledge, AWS (EKS/RDS), AI tools usage
Technologies
C#, .NET, React, TypeScript, SQL, Datadog, Elasticsearch, Kibana, Postman, AWS
Responsibilities
Reproduce and diagnose trader-reported issues in local environments; write production code for bug fixes and small features; lead complex investigations across distributed services; build internal admin tooling and automation; participate in on-call rotation and drive incident stabilization; improve platform observability and diagnostic instrumentation.
Seniority
Senior, hands-on IC