# Dana Kessler

Senior / Staff Platform Engineer
Amsterdam, Netherlands · dana.kessler@example.com

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## Summary

Backend and platform engineer with ~11 years building data ingestion, storage, and streaming
infrastructure. Comfortable owning a system end to end — from the queue to the query. Looking for a
senior platform role at a small, product-focused team.

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## Experience

### Staff Engineer — Halcyon Cloud, Amsterdam
**2022–2026**

- Owned the event ingestion path for the platform's analytics product.
- Cut end-to-end event processing latency by more than 50%.
- Led the migration of the streaming layer onto Kafka; mentored two engineers through it.

### Senior Software Engineer — Cobalt Systems, Berlin
**2018–2022**

- Rebuilt a nightly batch pipeline into a continuous streaming pipeline still in production today.
- Introduced backpressure handling that eliminated a recurring class of overnight outages.
- On-call lead for the data platform for two years.

### Backend Engineer — Meridian Logistics, Rotterdam
**2015–2018**

- Built and maintained internal APIs for the logistics tracking system.
- First engineer to introduce automated integration testing to the backend team.

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## Education

**BSc Computer Science — TU Delft, 2015**

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## Skills

Python · Go · Kafka · Kubernetes
