Field notes from principal-scope platform work.
Case studies, essays, and tools on safety-critical platforms, workflow orchestration, and AI-augmented engineering — the work that backs the writing at case studies and the field notes on the blog. For the person behind the work, see ericcaskey.com.
Platform-enforced safety for automated infrastructure operations. Teams build workflows; the platform ensures they meet reliability standards before anything executes.
Infrastructure observability standardized at enterprise scale — 400,000+ monitors at Prudential, and monitoring standards adopted across thousands of services at Amazon.
A spec architecture where AI agents inherit curated context rather than full codebases — the methodology behind caskeycoding.com, applied to production platform infrastructure.
Portfolio Research · Stock Grading
A structured investment committee framework for evaluating equities. Score any stock across five weighted dimensions — growth, valuation, financial health, competitive moat, and analyst consensus — and receive a letter grade with a written committee summary.
Open Tool →Garmin Integration · AI Coaching
Connect your Garmin account to visualize training load, weekly mileage, heart rate zone distribution, and long run history. Chat with an AI coach powered by AWS Bedrock — contextualized to your actual training data.
Open Platform →Latest post
Wiring Garmin Into My Marathon Coach: A Live Data Integration Without an Official API I built an AI marathon coach for my 2026 NYC training block. The first version ran on manual data. I exported a CSV from Garmin…