Senior Backend Engineer at Surein.de
Jack & Jill/External ATS
Posted: December 8, 2025
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Job Description
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Senior Backend Engineer
Company Description: Surein.de is a Sequoia Arc alumni company building an AI-native backend platform that transforms unstructured data into automated workflows.
Job Description:
As a Senior Backend Engineer, you'll design, build, and scale backend services using Node.js, TypeScript, and PostgreSQL. This is a high-impact role with meaningful ownership over complex systems and real influence over architecture and product direction.
Location: Berlin, Germany
Why this role is remarkable:
Lead development of an AI-native backend platform transforming unstructured data into automated workflows.
Join a Sequoia Arc alumni business backed by top-tier investors.
High-impact role with significant ownership, influencing architecture, engineering excellence, and product direction.
What you will do:
Build backend services using Node.js, TypeScript, and PostgreSQL with strong reliability and observability.
Develop distributed, event-driven components and AI-enabled backend capabilities (LLM integration, evaluation workflows).
Own significant backend modules, shipping complex features end-to-end.
The ideal candidate:
Experienced backend engineer with Node.js/TypeScript and production-scale systems.
Strong understanding of distributed architectures, AWS, Terraform, infrastructure automation, and observability tooling.
Builder mindset: bias for action, low ego, pragmatic, and curious about LLM integrations.
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