About the Role

As a full-stack developer, you will architect and build core systems that power our fully-on-chain sports prediction exchange on Hyper EVM. You will develop high-performance APIs, real-time trading interfaces, user dashboards, and market-resolution workflows — ensuring a seamless and scalable wagering experience for global sports fans.

You’ll work across protocol integration, backend services, and frontend delivery to support live sports prediction markets, liquidity systems, and real-time settlement.

Responsibilities

• Build and maintain backend services, APIs, and infrastructure powering real-time prediction markets
• Develop and optimize user-facing dashboards, trading UIs, and portfolio views
• Integrate wallets and on-chain smart-contract data from Hyperliquid EVM
• Stream live market data, match feed integrations, and real-time price updates (WebSockets)
• Implement systems for liquidity management, market creation, resolution, and payouts
• Build leaderboards, referral systems, and reward engines tied to on-chain user activity
• Ensure low-latency performance, data reliability, and system robustness during traffic spikes (sports events)
• Collaborate closely with product, design, and smart-contract teams to execute fast and deliver high-quality features

Requirements

• 2+ years of experience with React/Next.js and Node.js/NestJS or equivalent frameworks
• Strong experience building scalable, real-time applications with concurrent user load
• Deep understanding of WebSocket and REST APIs, Redis, and PostgreSQL
• Experience integrating Web3 wallets, handling on-chain event streams, and working with EVM environments
• Prior experience in trading, gaming, sports tech is a strong plus
• Ownership mentality, strong execution bias, and ability to iterate rapidly in a fast-paced environment

Why Join RushRoll?