Finance teams still drown in invoice PDFs, PO mismatches, and SLA risk. DocFlow is an AI AP console I designed and built end to end: landing + live ops workspace. • Exception-first UX — humans only touch real mismatches • Overview, review, approvals, analytics in one glass console • PO match + confidence + SLA in one review flow • Extract → validate → approve → ERP export Live Next.js demo (case-study data, not live customer metrics).