Senior Fintech Backend Engineer - Payments & Ledger

GSF Digital Platform in Kuala Lumpur, Malaysia (Hybrid) seeks a Senior Backend Engineer to build core banking ledger, payment rails, and high-throughput APIs that process real money for customers worldwide.

You will design and ship payment rail integrations, own the double-entry ledger, and write secure, observable TS/Node.js services while mentoring engineers and supporting production systems.