Pull Requests, Yoga & Avocado Toasts: 7 Years of Engineering at Square — Pierre‑Yves Ricau
summary
An overview of seven years of engineering at Square describing how Square open-sources most internal libraries and maintains hundreds of small repositories (about 1,500 modules) so teams can build features in isolation and iterate 10–20× faster. It covers cultural practices like required design docs, silent design reviews to reduce meetings, and company meditation sessions to lower context-switch costs, and notes popular open projects (Canaries, Retrofit, Moshi) with Apache 2 licensing by default.
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chapters (9)
- 0:00Introduction
- 5:18Square open sources
- 17:05No open source strategy
- 22:08Culture and team autonomy
- 30:34Meditation for well-being
- 37:23Design reviews and feedback
- 42:06Recruiting and candidates
- 47:05Modular architecture
- 52:00Q&A








