Principal Software Engineer - Semantic Data Platform & AI

WEX, Inc. is seeking a Principal Software Engineer to help build the semantic foundation of its Data-as-a-Service platform. You will define architecture for semantic objects across domains and enable AI-ready data products. The role combines hands‐on engineering with senior technical leadership across teams. You will mentor engineers, shape cross‐team data contracts, and ensure scalable, reliable distributed systems while advancing enterprise data governance and lineage.