Senior Backend Engineer — Real-Time Fantasy Sports

CultureMill Recruiting; San Francisco (CA); On-site; USD 190,000 - 260,000; Full time

Job summary

CultureMill Recruiting is assisting a leading fantasy sports platform in San Francisco in hiring a senior backend engineer. You will own data model, services, and API contracts for leagues, drafts, waivers, trades, and live scoring, building scalable systems used by millions weekly.

You will collaborate with designers and front-end teams, shipping features end-to-end. With 5+ years of backend experience and strong proficiency in Go, Java, or Python, you will contribute to architecture and

Qualifications

• 5+ years of backend engineering experience.
• Shipped features end to end for consumer-scale products.
• Experience operating services with millions of users.

Responsibilities

• Build and own core backend systems for leagues, drafts, waivers, trades, and scoring—from data model to API.
• Scale real-time scoring and live updates for rosters and sessions.
• Ship features end to end in collaboration with designers and mobile/web engineers.
• At Staff level: contribute to architecture and scale discussions, mentor others.

Skills

Backend engineering

Go

Java

Python

Elixir

Rust

Node.js

Job description

CultureMill Recruiting is assisting a leading fantasy sports platform in San Francisco in hiring a senior backend engineer. You will own data model, services, and API contracts for leagues, drafts, waivers, trades, and live scoring, building scalable systems used by millions weekly.

You will collaborate with designers and front-end teams, shipping features end-to-end. With 5+ years of backend experience and strong proficiency in Go, Java, or Python, you will contribute to architecture and