deepset

Senior Product Engineer, Backend

deepset

full-time

Posted on:

Origin:  • 🇩🇪 Germany

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Job Level

Senior

Tech Stack

CloudKubernetesOpen SourcePythonSQLTerraform

About the role

  • Design and build a scalable AI platform that helps users solve real business problems with LLMs
  • Develop infrastructure to support thousands of LLM applications, processing millions of documents and handling 100s of user requests per second
  • Own backend features end to end—from architecture and CI/CD to testing, monitoring, and customer feedback
  • Collaborate with the Open Source team to improve and contribute to Haystack
  • Partner with the infrastructure team on performance, observability, and debugging
  • Help resolve high-priority production issues with customer-facing impact
  • Improve reliability by maintaining strong debugging tools and processes
  • Mentor other engineers and support their technical growth

Requirements

  • 5+ years of backend development experience, ideally in Python
  • Strong knowledge of REST APIs, SQL databases, CI/CD, Kubernetes, and cloud services
  • Experience with Infrastructure-as-Code tools (e.g., Terraform or Crossplane)
  • Proven ability to write clean, testable, observable, and maintainable code
  • Skilled at fast troubleshooting in high-pressure, cross-functional settings
  • Comfortable dealing with customer-facing production issues
  • Proactive, collaborative, and aligned with team-wide decisions
  • (Nice to have) Experience in early-stage or high-growth startups
  • (Nice to have) Familiarity with open-source development
  • (Nice to have) Background in NLP, machine learning, or LLM technologies
  • (Nice to have) Exposure to building or scaling B2B SaaS products