BI stack that replaced a €50K/yr controlling role.
A German marketing agency with no end-to-end view of billable efficiency. Over ten weeks I built 8 Power BI dashboards, 23 KPIs, and a Node middleware bridging Absence.io and Toggl. First month of deployment moved team efficiency from 49% to 65%.
- +8 Power BI dashboards, 23 KPIs — project + service teams
- +Node/Express middleware for HAWK + API-key auth bridging
- +49% → 65% project-team efficiency (Feb → Mar '26)
- +186-hr PoC converted to paid contract, now in phase 2
"It took me three years and it took you three weeks."READ_ENGAGEMENT