Job DescriptionMonto is looking for a Principal Software Engineer (Full Stack) to join our engineering team.We are building the next generation of our platform and investing heavily in scalability, reliability, automation, and AI as we grow toward processing millions of transactions per day.This is a hands-on role for experienced full-stack engineers who combine strong technical leadership with a passion for building scalable systems and helping evolve a growing platform into one that can process millions of transactions every day. While much of the work focuses on backend architecture and distributed systems, you should be comfortable contributing across the entire stack.