Charlie O'Hara

Data Engineer · MLOps

I choreograph the pipelines, waltz the models to prod, and keep the data in step. Data Dancing Queen since 2017.

Blog

From Blueprint to Build with Baton

I write the blueprint. A crew of AI agents builds code worth reviewing.

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Spark’s Assembly Line: How Your Data Gets Manufactured into Insights

Imagine walking into a bustling car manufacturing plant. Workers are stationed at different points along a conveyor belt, each performing specific tasks as partially assembled vehicles move from…

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Real-World AI: ChatGPT for Slack Running on AWS Serverless

Today I’m excited to introduce Bounce — a ChatGPT for Slack app that brings OpenAI’s language models directly into your Slack workspace. Built entirely using AWS serverless technologies, Bounce was…

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The Evolution of Data Architecture: Understanding Data Lakehouses

Every byte of data holds potential insights waiting to be discovered. But turning raw data into actionable insights has always been a complex challenge. Modern organizations need systems that can…

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Projects

Two robot hands passing a rainbow baton

Baton

A relay crew of AI agents — spec, test, implement, review. One slash command takes a GitHub issue to a pull request.

Certifications