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Groupon Logo Groupon · IT - Software Development

Senior TypeScript Backend Engineer

Czech Republic; Spain, Prague Employment contract · Job Posted January 31, 2026
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Job Description

Power Groupon’s Next Chapter with AI-Driven Innovation from Valencia or Prague. Are you a hands-on technical leader ready to shape the next generation of B2B platforms? Join Groupon at a pivotal moment as we transform our business with an aggressive AI-first strategy and modern technology stack. As our new Backend Engineer for Deal Management, you will drive the architecture, development, and impact of systems that empower local businesses worldwide—right from the ground up.

Job Responsibility

  • Deliver complex technical initiatives independently within high-availability, mission-critical systems
  • Lead technical reviews and contribute to architectural decisions, specifically driving TypeScript/Node.js migrations
  • Champion AI-assisted development by using tools like Cursor and Claude hands-on
  • mentor teammates on effective practices and prompt engineering
  • Communicate technical trade-offs clearly to both technical and non-technical stakeholders to ensure alignment on roadmap priorities
  • Own operational excellence by maintaining and improving SLOs, observability, and comprehensive documentation for your areas of ownership

Requirements

  • 6+ years of software engineering experience with deep proficiency in production-grade TypeScript, Node.js, and Java
  • A background in Java to support modernization and refactoring projects
  • Distributed systems expertise in high-traffic environments, including API design, monitoring, and advanced debugging
  • AI-Native workflow: Hands-on experience integrating AI coding tools (e.g., Cursor, Claude) into your daily development cycle
  • Strong communication skills and a proven ability to drive cross-functional collaboration
  • Set engineering quality bars by driving best practices around code reviews, testing strategy, security, and performance, ensuring long-term maintainability and scalability of the platform

Nice to have

  • Experience scaling E-commerce or marketplace platforms
  • Open source contributions or practical experience with AI/ML integration
  • Experience owning systems end-to-end, including design, development, rollout, and post-production support in fast-moving environments
  • Strong fundamentals in data modeling, system performance optimization, and resilience patterns
  • Prior experience influencing technical direction beyond your immediate team (RFCs, design docs, tech talks, or migration leadership)
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