Erich Heil
Erich Heil
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Measure prompt size at the API, not in the tool's summary
A tool’s own breakdown of its prompt can show no change for a trim that removed 5,095 tokens. The input-token count in the API’s usage field is the number to budget with, and a fixed minimal prompt is how to read it cleanly.
Erich Heil
Last updated on Oct 25, 2026
4 min read
Machine Learning
Your deploy job is the real keyholder
A deploy job that decrypts secrets for any push makes the encryption decorative. Hold the key in a deployment environment restricted to the default branch, and let a branch ruleset decide what reaches that branch.
Erich Heil
Last updated on Oct 25, 2026
4 min read
Architecture
A redeploy should not change what runs
A deploy that pulls images tagged latest upgrades software as a side effect. Pin every image first, and where you cannot see what runs, infer it from dates and say how sure you are.
Erich Heil
Last updated on Oct 21, 2026
4 min read
Infrastructure
The default permission of your experiment tracker is a design decision
A shared MLflow server answers every unconfigured question with its default grant. Setting that default to nothing and granting on purpose keeps every user’s own work, and the resolution order shows what each kind of user keeps.
Erich Heil
Last updated on Oct 24, 2026
4 min read
Architecture
Hybrid Cloud Infrastructure: VPS + NAS with Zero-Trust Networking
Building a hybrid cloud platform that pairs a public VPS for ingress with an on-premise NAS for storage — connected via zero-trust mesh networking, deployed entirely through CI/CD.
Erich Heil
Last updated on Feb 8, 2026
2 min read
Coding
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Infrastructure
Just some handy file movement bash scripts
I just can’t remember them so i am putting them online
Erich Heil
Last updated on Mar 18, 2022
1 min read
Fun
,
Scripts
Development Environment - mongodb with k3d and tilt
Setting up mongodb with tilt on k3d
Erich Heil
Last updated on Sep 19, 2022
2 min read
Fun
,
Coding
Locale Kubernetes Environment
Setting up k3d with kubectl helm traefik and tilt
Erich Heil
Last updated on Sep 19, 2022
2 min read
Fun
,
Coding
Installing the QuantConnect Lean ClI
Having some holiday time taking the new QuantConnect Lean CLI for a spin and see how easy it is to get it up and running and backtest a strategy.
Erich Heil
Last updated on Jan 5, 2024
1 min read
Algorithmic Trading
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Fun
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Coding
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