Patrick Zhang's learning notes on startups, applied AI, and healthcare.https://patrickzhang.com/https://writing.patrickzhang.com/p/my-first-fde-experience-what-brokehttps://writing.patrickzhang.com/p/my-first-fde-experience-what-brokeThis is the first in a series of field notes about what worked, what broke, and what I learned while practicing forward-deployed engineering inside my own organization.Tue, 28 Jul 2026 09:57:52 GMThttps://patrickzhang.com/blog/emotional-ripple-effect/https://patrickzhang.com/blog/emotional-ripple-effect/A small story about how emotions cascade through people — and the responsibility to notice the cycle, break it, and start a positive one instead.Wed, 03 May 2023 00:00:00 GMThttps://patrickzhang.com/blog/scaling-graphql-at-netflix/https://patrickzhang.com/blog/scaling-graphql-at-netflix/Tejas Shikhare of Netflix on how the company scaled GraphQL adoption through federated architecture and collaborative schema-design tooling.Sat, 29 Oct 2022 00:00:00 GMThttps://patrickzhang.com/blog/leveraging-determinism/https://patrickzhang.com/blog/leveraging-determinism/Frank Yu of Coinbase on leveraging determinism to build financial exchanges — make important logic deterministic, then replay it anywhere for efficiency.Fri, 28 Oct 2022 00:00:00 GMThttps://patrickzhang.com/blog/honeycomb-serverless/https://patrickzhang.com/blog/honeycomb-serverless/Jessica Kerr of Honeycomb on leveraging AWS Lambda to deliver sub-linear query performance for their observability platform.Thu, 27 Oct 2022 00:00:00 GMThttps://patrickzhang.com/blog/api-evolution-without-versioning/https://patrickzhang.com/blog/api-evolution-without-versioning/Brandon Byars of ThoughtWorks on six API evolution patterns that let you avoid versioning by prioritizing the consumer's perspective and forward compatibility.Tue, 25 Oct 2022 00:00:00 GMThttps://patrickzhang.com/blog/soundcloud-end-strangler/https://patrickzhang.com/blog/soundcloud-end-strangler/SoundCloud completed an eight-year migration from a monolith to a fully-fledged Backend-for-Frontend architecture using the Strangler pattern.Mon, 02 May 2022 00:00:00 GMThttps://patrickzhang.com/blog/why-do-i-blog/https://patrickzhang.com/blog/why-do-i-blog/On joining InfoQ's editorial team — and the three reasons I write: the joy of sharing, building a personal identity, and professional growth.Sat, 02 Apr 2022 00:00:00 GMThttps://patrickzhang.com/blog/netflix-reno/https://patrickzhang.com/blog/netflix-reno/Netflix built RENO, its Rapid Event Notification System, to deliver a consistent experience across platforms with a priority-based push-and-pull model.Tue, 15 Mar 2022 00:00:00 GMThttps://patrickzhang.com/blog/cloudflare-api-traffic/https://patrickzhang.com/blog/cloudflare-api-traffic/Cloudflare's annual Landscape of API Traffic report finds API traffic grew faster than any other traffic type in 2021, reaching 54% of measured traffic.Thu, 03 Mar 2022 00:00:00 GMThttps://patrickzhang.com/blog/differential-privacy-python/https://patrickzhang.com/blog/differential-privacy-python/Google and OpenMined released PipelineDP, an open-source library for applying differentially private aggregations to large datasets via batch processing.Tue, 15 Feb 2022 00:00:00 GMThttps://patrickzhang.com/blog/tobys-receovery-from-covid-burnout/https://patrickzhang.com/blog/tobys-receovery-from-covid-burnout/A short story about burnout during COVID — and the support system, and a pair of skis, that brought Toby back.Sun, 30 Jan 2022 00:00:00 GMT