Lead full‑stack product development for WeTravel's Supply platform: design and implement quoting, supplier/catalog, partner onboarding and payouts. Work end-to-end with product, write TypeScript/React frontend and backend services, operate production systems (monitoring/on‑call), mentor engineers, and help take features from early access to broad adoption.

Manage and review incoming/outgoing payments, detect and investigate fraud or anomalies across payment platforms, resolve payment issues directly with customers, collaborate with Finance/Risk/Compliance/Product/Legal, document cases, and help streamline/manual workflows while supporting occasional weekend coverage.