Senior Backend Engineer - Fintech Payments Platform

Arvionservices is seeking a Senior Backend Engineer to join a global fintech organization focused on cross-border payments. You will own backend challenges end-to-end, from API design and data modeling to service architecture, production reliability, and platform modernization.

You will mentor mid-level engineers, drive platform improvements, and collaborate with Product, Compliance, Operations, Architecture, and Engineering to deliver secure, scalable solutions.