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Technical writing

Original work connecting architecture, governance, security, and operational control.

Engineering Trust in Financial Systems

Lessons from Badgerlane, an independently built fintech application.

  1. Authorization Is More Than a Role

    A server-authoritative authorization model that separates role, tenant membership, business relationship, entitlement, resource ownership, and step-up proof.

    Published 2026-08-02

  2. Shipping Fintech on ECS Without a Dedicated Platform Team

    A lean-team release architecture for ECS built around immutable artifacts, short-lived credentials, migration gates, production verification, and a deliberate rollback path.

    Published 2026-08-03

  3. Exactly Once Is a Business Requirement

    A reliability model for producing effectively-once business outcomes from duplicate, delayed, retrying, and out-of-order provider events.

    Published 2026-08-04

  4. The Safe Monolith

    An evidence-based case for a modular monolith with explicit internal contracts and concrete criteria for earning a remote service boundary.

    Published 2026-08-05

Other technical writing

A Number Is Not an Approval

A root-cause analysis of an AI agent misbinding a numeric response across checkpoints, and a design for binding human intent to the exact action it authorizes.

Published 2026-08-04