Itay Wolfish
I build full-stack systems and the infrastructure under them, then write down what actually worked.
Founding platform engineer at Echo, running the AWS/Kubernetes platform under an AI product built on a deliberately boring stack. Eight years across full-stack and devops, based in Tel Aviv. Currently learning Rust in public — the write-ups land in Writing.
Writing
All posts-
Typescript Unions and Discriminating Unions
How to model application state with TypeScript union types, and why a literal discriminant field makes narrowing them safe.
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Dockerizing NestJS application and Debugging
A step-by-step guide to dockerizing a NestJS app with docker-compose and attaching the VS Code debugger to the running container.
Projects
All projects-
adeptability
A Go CLI that lets you author an AI coding skill once and render it into Claude Code, Cursor, Copilot, Codex, OpenCode, and 50+ other agents. Dotfiles for your AI coding agents.
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Scaling engineering at Echo
Building the platform under a lean AI startup: AWS/Kubernetes infrastructure, authentication, integrations, Echo MCP — and a culture that treats code as a liability.
Experience
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Dec 2024 — Present Israel
Echo
Senior Software Engineer
Founding platform engineer at an AI startup that raised $50M with a deliberately lean engineering org. Own cloud infrastructure, platform architecture, authentication, integrations, and GenAI adoption.
- Lead the AWS and Kubernetes infrastructure the platform runs on.
- Building Echo MCP — the platform's Model Context Protocol surface.
- Own authentication and third-party integrations end to end, on a boring, battle-tested stack.
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Dec 2021 — Dec 2024 Israel
Aqua Security
Senior Software Engineer
Three years on Aqua's CNAPP: GraphQL over a graph database (Amazon Neptune), deployed on AWS with Terraform and Terraform Cloud.
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Aug 2021 — Dec 2021 Tel Aviv, Israel
Argon Security
Software Engineer
Software supply chain security platform, acquired by Aqua Security during my tenure.
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Jul 2020 — Jul 2021 Israel
Ofek 324 Unit — IAF
Software Engineer
Software unit of the Israeli Air Force. Led a cloud infrastructure upgrade and restructured the microservices architecture for scale.
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Jul 2019 — Jul 2020 Israel
Linnovate
Software Engineer
Led frontend on the Elementor Experts marketplace and grew into backend and infrastructure; built the complete backend for the MediMe mobile insurance app.
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Nov 2014 — Mar 2019 Israel
Israel Defense Forces
Officer
Military service: soldier from 2014, commissioned officer from June 2016.
Working on something similar, or spotted a mistake? Write me at wo.itay@gmail.com.