Index
Projects
A real problem behind each one: what I built or investigated, and what measurably changed.
Data analysis JUL 2026
The $1.67M Churn Diagnostic
A four-page Looker Studio diagnostic of 7,043 telco customers: $1.67M a year walking out the door, proof that churn isn’t random, and three costed moves worth ≈ $368k/yr.
$1.67M annualized revenue at risk
Looker Studio
Automation JUL 2026
Invoice Pipeline Audit Harness
A second n8n workflow that audits the first: the Corpus Emailer replays a 150-invoice labeled corpus into the intake inbox, uid in every subject line, so extraction accuracy can be measured row-for-row against ground truth.
150 labeled invoices replayed
n8nGoogle DriveGmail +1
Automation JUN 2026
AI Invoice Intake & Approval
A production-style n8n pipeline (v4): Mistral OCR extracts invoices (including scans), business rules validate them, every run lands in an audit trail keyed by uid, and humans approve only what matters.
−85% handling time
n8nMistral Document AIGmail +1