Marcus O'Brien

@bn_demo_marcus_obrien (he/him)

Community lead · runs three book clubs

Community lead · runs three book clubs. Community Lead based in Dublin, IE.

Dublin, IE Joined Sep 2026

Marcus O'Brien

Great primer on modern CSS layout — sharing it in the guild. #css #frontend

Learn CSS | web.dev

An evergreen CSS course and reference to level up your web styling expertise.

Marcus O'Brien

@bn_demo_marcus_obrien 14h ago

Hot take: most dashboards would be better as a single well-chosen number. #data #design

Marcus O'Brien

@bn_demo_marcus_obrien 1d ago

Docs are a feature. Rewrote our getting-started guide and onboarding drop-off halved. #opensource #docs