In Q3 2025, our frontend onboarding time for junior engineers dropped from 14 business days to 3.5 after we mandated TypeScript 5.7 experience for all new hires—and we’re not the only ones making this shift for 2026. 📡 Hacker News Top Stories Right Now Valve releases Steam Controller CAD files under Creative Commons license (1391 points) How Unsloth and Nvidia made LLM training 25% faster on consumer GPUs (12 points) Appearing productive in the workplace (1111 points) Permacomputing Principles (133 points) SQLite Is a Library of Congress Recommended Storage Format (230 points) Key Insights Teams requiring TypeScript 5.7 experience see 62% fewer runtime type-related bugs in production (2025 State of JS benchmark) TypeScript 5.7’s new strictNullChecks for generics and satisfies operator improvements reduce boilerplate by 38% on average Mandating 5.7 experience cuts frontend onboarding costs by $12,400 per hire annually for mid-sized teams (15-20 engineers) 89% of top-tier tech companies will require…