Notes from the web data trenches
How hard targets actually behave, and what we learned building infrastructure around them.
How to Scrape Google Maps (2026 Guide)
Collect business listings, ratings and reviews from Google Maps reliably — without maintaining a browser farm.
Read the guide →Scrape Amazon Product Data with Python
A practical walkthrough for pulling prices, buy box, stock and reviews from Amazon at scale.
2026-08-05Cloudflare Bypass: What Actually Works in 2026
A technical look at Turnstile, TLS fingerprinting and why most open-source bypasses stopped working.
2026-07-28Playwright vs Puppeteer for Web Scraping
Two mature browser automation libraries, and how to decide which one your crawler should use.
2026-07-19Extracting Structured Data from HTML with LLMs
When language-model extraction beats CSS selectors, when it doesn't, and how to keep it accurate and cheap.
2026-07-08How to Rotate Residential Proxies Properly
Session strategy, geo-targeting and the mistakes that get clean IP pools burned.
2026-06-24Zillow API Alternative: Build Your Own Real Estate Database
The official Zillow API is closed to most developers. Here is how to assemble a property database from public listing pages — with the crawl, the schema, the credit math and the legal caveats.
2026-08-29Real Estate Data API: Buy One or Build One?
A field guide to property data APIs — what the vendors actually sell, where the gaps are, and how to assemble the equivalent from public listing pages when licensing does not fit.
2026-08-29How to Scrape Idealista and Other European Property Portals
Geography-bound access, cookie walls, GDPR and per-country quirks — a practical guide to collecting listing data from Idealista, Fotocasa, ImmobilienScout24 and Rightmove.
2026-08-29How to Find and Extract a Company's EIN from the Web
Where US Employer Identification Numbers actually live, how to tell a real one from a phone number, and how to sweep thousands of company domains without drowning in false positives.
2026-09-05Start building with Irmu today
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