Fractional leadership & strategic advisory for founder-led teams at inflection points.

I help restore momentum, de-risk big bets, and make the hard calls when the playbook stops working (strategy, systems, incentives, decision rights).

Background: PhD (CS). Ex Cockroach Labs (CockroachDB) and Neon. EU↔US.

Work with me → https://raphaelposs.com/work
Writing & notes → https://raphaelposs.com/writing

For engineers: see pinned repos; tools I use → workspace.md

Location: near Amsterdam (NL). Often US–East hours.