Sports Trading Systems Engineer

Direct message the job poster from 4C Software

• Contribute to Go services where concurrency and predictable behavior matter
• Work across multiple repositories communicating via Web Sockets, Redis, and HTTP
• Debug real production issues in live systems
• Move fast: build, break, fix, and ship
• Gradually take ownership of small but critical parts of the system

• Some exposure to Go, or interest in learning it
• Understanding of async code, OOP, and event‑driven systems
• Not afraid of messy codebases or unfamiliar repos
• Able to move quickly, ask questions, and take feedback well
• Startup, side‑project, or self‑taught engineering background
• Flexible availability, including occasional nights or weekends

• Betting, trading, or market‑related experience
• Experience with real‑time systems (Web Sockets, Redis, pub/sub)
• Bonus: scraping or automation experience (Playwright, Puppeteer, Selenium)

• A high learning‑curve role with an emphasis on getting systems into production
• Direct visibility into how real‑world trading systems are built
• Working closely with a small, highly involved team
• Shipping code that runs live with real money

• No formal onboarding or extensive documentation
• Not a heavy‑process environment (minimal tickets, meetings, or planning cycles)

Base salary: $100,000+ annually, depending on experience and role fit

Structure: Role begins with a 1–2 month paid contract engagement, followed by full‑time conversion upon mutual fit

Equity: Available for the right candidate

4C Software builds the technology powering one of the largest sports prediction markets in the world, with $750M+ traded on the platform this year. We also develop automated trading and market infrastructure software that operates on multiple platforms at a significant scale. We’re a small team working in a fast‑paced environment, building systems that run live with real money in production.

Our team is based in Chicago, but this role is fully remote.

• Entry level

• Full‑time

• Information Technology
• Software Development