Full Stack Engineer — Node.js Realtime & Next.js

Responsibilities

• Build and maintain a standalone WebSocket service (Node.js 20+ / TypeScript) to power real-time auction events.
• Consume domain events from Laravel via Redis Pub / Sub and broadcast them to subscribers.
• Manage auction room events : NewBid, Outbid, TimerTick, AuctionStateChanged.
• Implement anti-sniping and time-extension rules with clock drift handling.
• Design for scalability : sticky sessions, load balancing, health checks.
• Develop auction UIs with Next.js 14+ (App Router, SSR, ISR, hydration).
• Build realtime UI components (bidding panel, timers, outbid notifications).
• Optimize performance : code splitting, PWA, image optimization.
• Write automated tests : backend load testing (k6 / Artillery), frontend E2E / UI tests (Playwright, Vitest).

Requirements