Henrique Santos ยท WritingFounder and engineer in Lisbon. Projects and writing on distributed systems, pricing and early-stage engineering.https://henrique-santos.pt/Why we moved our queue back to Postgreshttps://henrique-santos.pt/writing/why-we-moved-our-queue-back-to-postgres/https://henrique-santos.pt/writing/why-we-moved-our-queue-back-to-postgres/Placeholder article. What we gained by giving up a dedicated queue and accepting a boring one.Wed, 14 Oct 2026 00:00:00 GMTPricing a developer tool when nobody has a budgethttps://henrique-santos.pt/writing/pricing-a-developer-tool-when-nobody-has-a-budget/https://henrique-santos.pt/writing/pricing-a-developer-tool-when-nobody-has-a-budget/Placeholder article. Notes on pricing infrastructure software below the formal budget line.Thu, 09 Jul 2026 00:00:00 GMTThe first three engineershttps://henrique-santos.pt/writing/the-first-three-engineers/https://henrique-santos.pt/writing/the-first-three-engineers/Placeholder article. What to look for in the first three engineering hires.Wed, 11 Mar 2026 00:00:00 GMTIdempotency keys, properlyhttps://henrique-santos.pt/writing/idempotency-keys-properly/https://henrique-santos.pt/writing/idempotency-keys-properly/Placeholder article. How to accept idempotency keys without lying to clients.Wed, 05 Nov 2025 00:00:00 GMTWhat broke between 10 and 100 customershttps://henrique-santos.pt/writing/what-broke-between-10-and-100-customers/https://henrique-santos.pt/writing/what-broke-between-10-and-100-customers/Placeholder article. The failures that only showed up once there were a hundred customers.Tue, 17 Jun 2025 00:00:00 GMT