Key skills
AWSETLJavaScriptNode.jsTypeScriptAILLMELT
About this role
Role Overview
- Design and build ingestion pipelines that pull data from third-party PMS systems into Nelly's core data model.
- Own backend services in TypeScript/Node.js on AWS
- event-driven, idempotent, observable.
- Evolve the canonical data model that every product team at Nelly builds on.
- Build the MCP servers and AI tooling that expose Core Data to internal agents and LLM-powered workflows
- a chance to shape how AI ships at Nelly.
- Partner with product teams to triage and resolve ingestion issues by impact.
Requirements
- 8+ years backend-leaning experience, strong TypeScript/Node.js.
- Deep experience with data pipelines, ETL/ELT, and third-party integrations (queues, retries, idempotency, schema evolution).
- Strong data and API modeling
- you've designed schemas that survived three product pivots.
- AWS in production.
- Bonus: healthcare/fintech data, event sourcing, MCP/LLM tooling experience.
Tech Stack
- AWS
- ETL
- JavaScript
- Node.js
- TypeScript
Benefits
- BVG ticket or a Swapfiets membership to cruise through the city
- Urban Sports membership to sweat, stretch, or sauna your way through the week
- Top of the line working equipment
- Flexible hours and a hybrid setup in the heart of Berlin
- Enjoy up to 4 weeks of workation wherever inspiration hits
- A cozy, dog-friendly office where good vibes are basically mandatory
- A fridge full of cold drinks and snacks waiting to be claimed