Senior Backend Engineer — Payments & Currency Platform

Xe.com is seeking a senior backend engineer to own real problems end-to-end—from API design and data modeling to service implementation and production reliability. You will work on moving money across currencies, leading cross-functional delivery, and modernizing the platform stack.

You will mentor mid-level engineers, participate in design reviews, and use AI-assisted coding tools daily across the SDLC as Xe rebuilds its platform layer.