Explainer-style articles defining core startup and business concepts such as pivoting, run rate and customer lifetime value, with formulas and simple examples. Readers get introductory guidance on when and how founders apply these metrics and decisions.
Website: https://secondsquare.xyz/
Gergely Orosz covers Big Tech and startups through the lens of senior engineers and engineering leaders, with reported detail on company practices and incidents. The sampled issues cover Anthropic's custom source control, internal vibe-coding tools at Ramp and Stripe, and the Firebase outage.
A newsletter covering Big Tech and startups from the inside, with original reporting, data gathered from engineering leaders, industry news roundups and deep-dive interviews. Readers get insight into how software companies work, including AI tooling spend, developer infrastructure and industry trends.
Long-form essays on startup strategy, marketplaces, competitive moats and career growth, written by a former Chief Strategy Officer of Faire. Readers get structured frameworks and first-hand operating lessons applied to current topics like AI agents and AI startup valuations.
Build Mode is PostHog's newsletter on building software products, especially AI features, with practical lessons from their own experience. Readers get concrete tactics on AI product strategy, multiplayer collaboration tools, and how engineering roles change as AI writes more code.
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