LESSONS LEARNED FROM OVER A MILLION LINES OF TYPESCRIPT AT PALANTIR

Summary from the TLDR Dev newsletter

Most teams get testing wrong - and it kills velocity. After a decade leading Palantir's main frontend teams, Meticulous' [12] founder shares 3 lessons every engineer should know about effective testing: minimize maintenance costs, avoid fragile boundaries, and build scalable integration tests. If you ship frontend code, this breakdown