Feb 11 · 5 min read · The Spark (Origin) In June 2023, I stepped down as CTO. I had spent the last decade in the tech industry, managing a product with 500 million global users and 20 million DAU. The company was stable. The product was stable. But I wasn't. I was looking...
Join discussionJan 8 · 4 min read · From the beginning, the focus of this blog has been technical, very rarely organizational. I broke this unwritten rule once in 2015. I began writing retrospectives in 2023 on the year that had passed. Let's continue the tradition, but with a wider sc...
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Dec 9, 2025 · 12 min read · The Theory of Everything While science accurately argues that humans are among the most complex forms in the universe, given that the universe and its vast system are even more complex, we tend to find joy in very simple things. The human brain conta...
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Jul 22, 2025 · 3 min read · 시작하며: 편리함 뒤에 숨은 복잡성 모든 API 요청에 액세스 토큰을 자동으로 주입하고, 토큰이 만료되면 알아서 갱신 후 재요청까지 해주는 로직. 저 역시 이 기능을 구현하여 사용자 경험을 향상시키고자 했습니다. 하지만 이 편리함을 구현하는 과정은 간단하지 않았습니다. 특히 "이 토큰 갱신 코드를 어디에 위치시키고 어떻게 관리할 것인가?" 라는 근본적인 설계 문제와 마주했고, 이는 결국 "API 무한 재요청" 이라는 치명적인 버그로 이어졌습니다...
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Jul 22, 2025 · 1 min read · Optimism becomes delusion when we STOP absorbing feedback. If we become deluded, we get blind spots and we can miss the things that will sink us. For me personally this is why one of the most important principles of the Agile manifesto is “At regula...
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Jul 14, 2025 · 2 min read · Twenty years. That’s a long time in front-end. In that time, we’ve gone from jQuery plugins and table layouts to React Server Components and Edge Functions. But some lessons don’t change. Here are the ones that stuck with me. 1. Keep it simple Comple...
Join discussionJun 23, 2025 · 3 min read · I am bad, really bad at coming up with a name for the blog before actually writing about it.We will go on to what we learnt today and then get an appropriate title on this thing.I’m pretty sure that otherwise there is no way that I am actually gonna ...
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May 23, 2025 · 5 min read · The past year and a half has been an intense and hard-working time for me. For the first time, I was one of the key engineers on a high-load distributed system - an experience that taught me a lot of new hard and soft skills. Unfortunately, the proje...
Join discussionMay 18, 2025 · 7 min read · At Meilisearch, open-source has been part of our DNA since the very beginning, in 2019. We’ve always relied on our open-source community to build and grow our product. Personally, I’ve been at Meilisearch for almost 6 years now. I started as a develo...
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Mar 19, 2025 · 3 min read · It’s been a fun few months working on Wikimedia’s design system project via Outreachy. As the project officially draws to a close, I’d like to reflect on the lessons learned and opportunities had. Overcoming Overwhelm When I started this project and ...
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