Caskey Engineering

Making large-scale automation safe.

Case studies, essays, and working systems from safety-critical platform work.

500,000 safety checks run in total · 3,000,000 monitors standardized at Amazon · 15+ years across Amazon & Prudential.

For the person behind the work, see ericcaskey.com.

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Featured work

Amazon

Multi-Region Workflow Orchestration Platform

Concurrent pre-execution safety checks gate every automated operation across multiple global regions, so a change ships only after the platform proves it is safe.

Tens of thousands of workflow executions a year, each behind a wall of concurrent safety checks.

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Lab

Investment Committee

Demonstrates a deterministic scoring engine that grades any stock across five weighted dimensions and defends the verdict in writing.

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Markets

A live market data platform

Nightly exporters, public data, and honest methodology: the market suite as one exhibit, built and operated end to end.

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Writing

One of my kids asked me what a Charizard is worth. Not their Charizard. The Charizard. The 1999 Base Set holo that shows up in every video about cards as investments, usually next to a claim that a binder from 1999 beat…

New here? Start with the series: read the field notes →