Aaron Kantrowitz
Senior software engineer building AI into production systems.
10+ years shipping enterprise and ecommerce platforms. Most of my recent work is agentic workflows, MCP servers and LLM features, built in TypeScript and Python on Cloudflare and Postgres.
- 10+ years in production engineering
- Shopify Plus since 2016
- Agentic systems and MCP
Selected work
Adopt A Farmer
Shopify store and embedded Shopify app for Heal The Earth.
CapCheck
Fact checking on a LangGraph multi-agent pipeline with Claude, plus a fine-tuned Vision Transformer that flags AI-generated images.
SafeLanding
Shipping protection app for Shopify merchants.
Apple Reminders MCP
Open source Claude Desktop extension that reads and writes macOS Reminders through AppleScript.
ConsultingHarness
SaaS back office for consultants with proposals, SOWs, e-signatures, Stripe invoicing and a guarded MCP server, built on Cloudflare and Neon.
Enterprise replatforms
Led Shopify Plus builds and replatforms for brands like Columbia Sportswear, Kylie Cosmetics, MVMT Watches and Aria Resort & Casino.
Background
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2025 to now
A.
Software & AI Engineer
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2026
Columbia Sportswear Company
Product Lead
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2025
Spacebox Digital
CTO
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2019 to 2024
Akantro
Co-founder and CEO
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2017 to 2019
REQ
Head of Development
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2016 to 2017
BVA
Head of Technical Project Management
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2015 to 2016
Accumen
Business Analyst
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2014 to 2015
Thermo Fisher Scientific
Business Systems Analyst
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2006 to 2014
The Home Depot
Senior IT Business Systems Analyst
Get in touch
I'm open to full-time and contract senior and staff engineering roles, San Diego hybrid or remote. Recruiters and hiring managers can email me directly. I also take on select Shopify Plus and AI engineering projects.
Or reach out directly: