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The Pragmatic Engineer

Newsletter by Gergely Orosz covering software engineering practices, management, and trends at major tech companies.

Current stories

leadershipOne report1 publisher

A Meta chatbot changed the email on any account for whoever asked

Authorization was absent rather than broken, which is the defect class a reviewer catches and a test suite signs off on. The newsletter reporting it also finds individual output up and team output flat.

Reality

Evidence34
Adoption41
Hype gap+22
Incentives63
Confidence45
leadershipOne report1 publisher

Meta sized a 60% team cut on an assumption it had not yet measured

Reuters reporting on Project OT, relayed by the Pragmatic Engineer, shows Meta's reduction target was fixed in January while the productivity claim underneath it was still untested in May, and half the plan ran anyway.

Reality

Evidence52
Adoption45
Hype gap+30
Incentives58
Confidence50
buildOne report1 publisher

Meta's Project OT budgeted for 60% smaller teams against AI capacity it had not measured

The plan assumed smaller teams would work as well as before, which is a bet on 2.5 times the output per head. The version that actually shipped, a 10% layoff plus infra engineers seconded to labeling, left outages behind.

Reality

Evidence55
Adoption35
Hype gap+15
Incentives60
Confidence52
buildOne report1 publisher

OpenAI's Asana case study prices 1.5 weeks of engineer time against a five-year staffing plan

The two-week Enzyme removal is credible enough, but it is priced against a five-year staffing plan written by people who did not want the project, and Airbnb's published numbers let you check the rate that plan assumed.

Reality

Evidence48
Adoption58
Hype gap+52
Incentives76
Confidence54