Flow-Metrics

TL;DR: An effective team is one that: Achieves its business goals Maintains psychological safety and team motivation Delivers predictably through stable flow metrics Three pillars. One triangle. The Premise Two fintech teams spent three months building limit management systems in parallel. One for credit cards, one for checking accounts. Each team: 7–8 people, costing ~$100K/month (average US/EU engineering salary $120–150K/year per person, fully loaded). At the quarterly review, they discovered 70% functional overlap. ...

77 bugs in the backlog. 60 of them without any due date. One month later: 18 bugs. Every single one with an ETA. No magic. No crunch. Just a policy. The Problem How were bugs prioritized before? Three criteria: Who screams loudest — the most frustrated stakeholder wins Which client has the biggest ARR — revenue drives priority How urgent it sounds — panic is contagious The result? A chaotic queue, broken promises, customer-facing teams losing trust in engineering, and engineers trapped in constant context-switching. ...