Note: The job is a remote job and is open to candidates in USA. SpinQuest is hiring a Senior Backend Engineer to build and scale the backend systems behind its social gaming platform. The role focuses on gameplay, payments, APIs, secure transaction processing, real-time performance, infrastructure, and shipping features with product and frontend teams.

Responsibilities

• Design and scale backend systems powering gameplay, payments, and user experiences
• Build reliable APIs and integrations (including third-party systems)
• Architect secure, audit-friendly systems for transaction processing
• Optimize performance for real-time, high-traffic environments
• Drive infrastructure and database design (Postgres, cloud, etc.)
• Collaborate closely with product and frontend to ship end-to-end features

Skills

• Strong experience with TypeScript + Node.js (NestJS/Express a plus)
• Proven ability to design scalable, reliable systems
• Experience with transactions, integrations, and system architecture
• Solid database skills (especially PostgreSQL)
• Security-first mindset with attention to data integrity and traceability
• Comfortable working autonomously in a startup environment
• Background inGaming/iGaming, fintech, WebSockets, or real-time systems

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