Resolv Integral is seeking a Backend Engineer to build and secure payment infrastructure in Barranquilla. You will design vaults, tokenization flows, and gateway integrations while ensuring PCI DSS scope reduction and multi-tenant data isolation.This on-site role requires 1+ years of backend experience with Node.Js/TypeScript, PostgreSQL, and REST APIs. You will work closely with the payments team to implement secure workflows, manage credentials, and ensure reliable, scalable transaction#J-18808-Ljbffr