Sleeper

Customer Success Manager

• Provide exceptional customer service through demonstrating product knowledge
• Communicate with users across email, chat, and social media
• Promote Sleeper through conflict resolution and effective communication
• Support and nurture user relationships
• Collect the voice of the customer and funnel feedback to appropriate channels
• Help with user onboarding
• Resolve bug and usability issues
• Collect and prioritize product and feature requests
• Identify and develop creative solutions
• Collaborate across multiple departments and with users

Customer Success Associate

Backend Engineer

• Build and own core Sleeper Picks systems end to end, including contest and entry lifecycle, pricing and market data, settlement and grading, wallet and ledger, eligibility, and compliance
• Develop reconciliation, auditability, and settlement logic for real-money systems
• Handle real-time price and position updates, entry surges before games, and settlement across the full game slate
• Partner with risk and trading teams on exposure management and internal tooling
• Integrate third-party projection, market, and payments providers and design for provider failures
• Ship features end to end with designers and mobile and web engineers
• At Staff level, own system architecture, improve design and code review standards, and help engineers ship at scale

Senior/Staff Software Engineer, Backend – Picks, DFS & Prediction Markets

• Build and own core fantasy sports systems for leagues, rosters, drafts, waivers, trades, matchups, and scoring
• Scale real-time scoring by ingesting live stat feeds and delivering updates to millions of rosters and open app sessions with low latency and correct results
• Ship end-to-end features with designers and mobile and web engineers
• Monitor, profile, and capacity-plan production systems before the season
• Identify bottlenecks proactively
• At Staff level, own system architecture, conduct design and code reviews, and help engineers ship at scale

Customer Success Associate

Senior/Staff Software Engineer, Backend – Picks, DFS & Prediction Markets

Senior / Staff Software Engineer, Backend – Fantasy Sports