# Coldstart.dev — Marek Kuczynski

Coldstart.dev is the public portfolio and cloud-security reading site of Marek Kuczynski, a Product Technical Expert in the CTO Office at Google Cloud. The site brings together career history, selected security and networking research, and a curated reader for cloud, security, infrastructure, serverless, and platform engineering updates. It is designed as a public reference for practitioners who want concise, source-linked coverage of cloud-native security and the systems that support it.

## Profile

Marek Kuczynski works on cloud security and product integrations. His experience spans Google Cloud, Wiz, Stedi, Amazon Web Services, Royal Dutch Shell, and KPMG, with a focus on cloud architecture, serverless systems, threat and vulnerability management, and security advisory work.

## What is on this site

- Career history, education, and selected papers: https://coldstart.dev/
- Curated cloud, security, infrastructure, and platform engineering reading: https://coldstart.dev/blog/all
- GitHub profile: https://github.com/marekq
- Professional profile: https://www.linkedin.com/in/marekq/

## Agent and developer information

Coldstart.dev provides a small, public, read-only article extraction API for supported publisher URLs. Its contract is published at https://coldstart.dev/openapi.json. The site does not offer API credentials, authentication flows, webhooks, SDKs, or an MCP server. Agents can use the public pages, the Markdown representation negotiated with `Accept: text/markdown`, `/index.md`, `/blog/all.md`, `/llms.txt`, `/robots.txt`, and `/sitemap.txt` to discover site content.