10h ago

Staff Backend Product Engineer

Madrid

$90k-$140k / year

full-timesenior Hybridfinance

🛠 Tech Stack

💼 About This Role

You'll own integrations end-to-end for a global e-invoicing platform operating in 25+ countries. You'll research new markets, design and build services in Go, and make product decisions that shape what we ship. This role offers direct impact on hyper-growth and the chance to work with a founding CTO from a major tech company.

🎯 What You'll Do

  • Investigate new country regulations and technical docs
  • Design and build integrations in Go on modular architecture
  • Drive product decisions: scope, prioritize, and ship
  • Support customers using your Apps and iterate based on feedback

📋 Requirements

  • 10+ years building backend systems
  • Fluent English as internal working language
  • Strong product judgment under ambiguity
  • Customer empathy and ability to translate feedback into decisions

✨ Nice to Have

  • Experience with Golang
  • Experience with distributed systems or complex domains

🎁 Benefits & Perks

  • 📈 Real ownership: research, decide, build, ship, and support your own Apps
  • 🤝 Work closely with Sam Lown (founding CTO of Cabify) and a small, high-bar team
  • 🚀 Hyper-growth: 15 launches planned in 2026 and 3x growth goal
  • 🔬 Full room to experiment with frameworks, databases, schemas, AI tools
  • 🏢 No politics: product, taste, and good ideas win

📨 Hiring Process

Intro call (30 min), optional take-home exercise, technical interview (1h), final in-person interview (1h).

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