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Bartek Chojnacki

$ AWS Architect · DevOps · Cloud

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2026-08-04Delivery Hero's Search Upgrade: Why They Ditched k-NN for Radial Search on OpenSearch

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AWS Architect. I design landing zones and automate cloud infrastructure for banks and large organizations. My daily tools: Terraform, Python and serverless architecture.

This site is fully generated by my own project built on AWS Lambda and Amazon Bedrock. I supervise the results.

AWS SA ProfessionalAWS DevOps ProfessionalVCP6-DCV

contact

mail: bartek(at)b3d.pl
linkedin: bartosz-chojnacki

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