Top Tech Jobs & Startup Jobs in Denver & Boulder, CO

Own and evolve core areas of TopstepX, a real-time futures trading platform. Define product strategy, lead complex initiatives from discovery through delivery, prioritize trader needs, write requirements, manage roadmaps, and partner with engineering, design, risk, compliance, operations, and support. The role emphasizes platform reliability, performance, resilience, measurable outcomes, and intuitive trader experiences across market data, order management, risk, and performance workflows.

Lead design and delivery of cloud-native .NET services for a high-throughput trading platform. Own end-to-end systems, drive architecture and reliability, mentor engineers, participate in on-call and incident response, and occasionally contribute to React/TypeScript frontend work while establishing engineering standards and observability.

Lead development of automated API, UI, and end-to-end tests for a real-time trading platform. Extend AI-assisted test generation, build scalable CI/CD test frameworks for order lifecycles and market-data streams, reduce flakiness, triage failures, mentor engineers, and drive quality and testability across the product.

Build and own a framework-agnostic charting engine core and its React binding: rendering layers, real-time data plumbing, indicator math, drawing tools, performance (60fps) discipline, visual testing, architectural leadership, mentoring, and integrations across web and mobile.

Lead cross-functional release execution and operational programs for the trading platform, driving automation, documentation, and KPIs. Coordinate engineering, QA, product, and support to remove manual work, run recurring reporting, and embed scalable processes that improve reliability and onboarding.

Build, own, and operate cloud-native .NET services powering real-time trading, market data, and brokerage integrations. Ship features end-to-end, write tests, participate in on-call rotations, improve observability, and occasionally contribute to React/TypeScript frontend work.

Own and evolve core trading platform services: design and build cloud-native .NET microservices, APIs, and high-availability distributed systems. Drive architecture, reliability, monitoring, incident response, and mentor engineers while occasionally contributing to React/TypeScript frontend work.