# Harrison Halperin > Personal site of Harrison Halperin, an AI/ML engineer in San Diego, CA. > The site is a record of his work: cloud automation, AI orchestration engineering, > agentic developer workflows, and infrastructure-as-code automation. The site is a single-page application at https://harrisonhalperin.com/. Every view has its own URL — /, /about, /work, /blog, /graph, /fit, /work/ for projects, and /writing/ for posts — listed in the sitemap. /writing redirects to /blog; /blog/ also resolves to the same post as /writing/. ## Who - Harrison Halperin — AI/ML engineer working on cloud automation, AI orchestration engineering, and infrastructure-as-code automation. - GitHub: https://github.com/hhalperin - LinkedIn: https://www.linkedin.com/in/harrisonhalperin ## Publication - Co-author, “Harnessing Generative AI in Supply Chains: An Application on Inventory Classification” — AIM 2024 (International Conference on Artificial Intelligence and Machine Learning), San Francisco. Built the end-to-end SQL + Python + GPT-4 classification pipeline covering 3,000+ SKUs. Abstract book (p. 12): https://artificialintelligence.unitedscientificgroup.org/2024/pdfs/AIM_2024-Abstract-Book.pdf - The work was also written up by SDSU’s Fowler College of Business: https://business.sdsu.edu/news/2024/06/ai-future - Project page: https://harrisonhalperin.com/work/ai-inventory ## Work All documented projects on the site: - Modular Orchestration System — A local multi-agent orchestration system. Agents coordinate through an explicit, inspectable loop — plan, act, review... https://harrisonhalperin.com/work/mos - MeTime — A full-stack app that reads my calendar, categorizes each event with a small Claude agent, and renders the week as a... https://harrisonhalperin.com/work/metime - Agent CI/CD — No single identity can both write code and merge it. Edit agents only propose — branch protection and a separate merg... https://harrisonhalperin.com/work/agent-cicd - Terragram — A pipeline that reads architecture diagrams and emits Terraform that already satisfies org guardrails — opened as a r... https://harrisonhalperin.com/work/terragram - Outfra — Two coding agents about to edit the same files on the same branch get a warning before they collide. https://harrisonhalperin.com/work/outfra - Steganalysis toolkit — A toolkit for measuring how fragile or resilient hidden-information schemes are — LSB, invisible Unicode, visible wat... https://harrisonhalperin.com/work/steganalysis - BRIEF.md — An open standard for how AI agents discover, read, and hand off project context — plus the schemas and tooling that m... https://harrisonhalperin.com/work/briefs - Tightrope — When a backend and frontend drift out of contract, this CLI catches it in CI — split repos or monorepo — and returns... https://harrisonhalperin.com/work/tightrope - Happy Healthy Games — A solo-built Godot 4 party game on a signal-driven architecture, with a headless test harness that runs a thousand sh... https://harrisonhalperin.com/work/happyhealthygames - AI inventory optimization — Generative AI applied to a concrete operations problem: where to hold warehouse inventory, and why. https://harrisonhalperin.com/work/ai-inventory - AI Hub — Every model interaction takes one governed path — access brokered centrally, inputs masked, and a ledger entry for ea... https://harrisonhalperin.com/work/ai-hub - Agentic Evaluation SDK — LLM interactions become structured evaluation cases — captured, scored with independent metrics, and mapped to a depl... https://harrisonhalperin.com/work/agentic-eval - Diagram Generator — A pipeline that compiles a JSON relationship dictionary deterministically into Mermaid and SVG — when the architectur... https://harrisonhalperin.com/work/diagram-generator - AWS Artificial Server Quotas Observability Platform — Custom checks for the AWS limits that native tooling doesn’t monitor — security groups per VPC, access keys per user... https://harrisonhalperin.com/work/quota-monitoring - Automating Cloud Cleanup — Nothing in this tool can destroy anything. Orphaned Terraform Cloud resources get a signed, dependency-ordered destru... https://harrisonhalperin.com/work/destruction-bundles - Sensitive data audit — A discovery pipeline that locates sensitive data across enterprise object storage and reports where it lives — file,... https://harrisonhalperin.com/work/sensitive-data-audit - Agentic Project Management (Atlas) — A pull request with an open BugBot thread needs someone to fix it, reply to it, and shepherd it through checks to mer... https://harrisonhalperin.com/work/atlas - TLDR Research Ops — A six-stage agent pipeline design that triages a daily tech newsletter, verifies claims against evidence, and produce... https://harrisonhalperin.com/work/auto-research - Connect Layer — A Cursor plugin that runs the diligence phase of a third-party OAuth integration — cited Terms-of-Service and pricing... https://harrisonhalperin.com/work/connect-layer-plugin - Roler.ai — Coordinates three independently-deployable repositories — a Python backend, a React frontend, and a Terraform infrast... https://harrisonhalperin.com/work/roler-ai - Thoughtbuilder — thoughtbuilder specifies an event-sourced control plane that turns agent chat reasoning into a versioned, queryable b... https://harrisonhalperin.com/work/thoughtbuilder - Drive Mode — The same voice-first, multi-operator pairing idea, built twice: first as a daemon behind the Claude Code CLI, then as... https://harrisonhalperin.com/work/drive-mode - Quant H2 — A solo, AI-assisted quantitative trading system spanning four repos: a single-ticker research pipeline from ingestion... https://harrisonhalperin.com/work/quant-h2 - Publish Guardian — Publish Guardian gates the release of private repositories to public OSS behind a mechanical secret/PII scan, an LLM... https://harrisonhalperin.com/work/publish-guardian - Context Compression — Converts long-form documentation into a compact, structured format that preserves decisions, interfaces, and constrai... https://harrisonhalperin.com/work/context-compression - Developer Activity Ledger — A local-first pipeline that gathers a developer's scattered activity — commits, IDE and CLI chat sessions, ticket ref... https://harrisonhalperin.com/work/dev-activity-ledger - Diagram-First — A Claude Code plugin that makes diagrams the agent's default output for plans, recaps, and system documentation. A ro... https://harrisonhalperin.com/work/diagram-first - Clear Diagrams — A manifest-driven plugin that regenerates layered Mermaid architecture docs from live repository evidence — plus prev... https://harrisonhalperin.com/work/clear-diagrams - Constellation — A read-only-first project mapper: seed it with one ticket, wiki page, or repo, and it builds a tiered, evidence-backe... https://harrisonhalperin.com/work/constellation ## Writing Writing on agentic engineering practice, including: deterministic guards with agentic fixes, separating who edits from who merges, one service layer for many surfaces, and local-first orchestration. ## Site - Home: https://harrisonhalperin.com/ - About: https://harrisonhalperin.com/about - Work: https://harrisonhalperin.com/work — project index; detail pages at /work/ - Blog: https://harrisonhalperin.com/blog — writing index (/writing 301s here); posts at /writing/ (canonical; /blog/ also resolves) - Graph: https://harrisonhalperin.com/graph — interactive knowledge graph - Fit: https://harrisonhalperin.com/fit — paste a job description, get a deterministic evidence brief citing pages on this site. - Full corpus (every visible project + post): https://harrisonhalperin.com/llms-full.txt — generated companion to this file; prefer it when you need the complete list. - Evidence pack (JSON): https://harrisonhalperin.com/evidence.json — machine-readable corpus behind /fit: every visible project and post as {id, kind, title, url, text, skills}, URL-cited for direct verification. - MCP endpoint (Streamable HTTP, read-only): https://harrisonhalperin.com/api/mcp — POST JSON-RPC; tools: list_pages, get_page, fit_brief (deterministic, citation-backed job-fit scoring). Manifest: /.well-known/mcp.json - Sitemap: https://harrisonhalperin.com/sitemap.xml - Atom feed: https://harrisonhalperin.com/feed.xml