Principal Software Engineer, Semantic Data Services
AI summary of the role
Principal Staff Software Engineer to architect WEX's Data-as-a-Service (DaaS) platform end-to-end, unifying data acquisition, semantic modeling, and data products at global scale.
What you’ll do
- Architect the DaaS platform end-to-end: Define the next generation of WEX’s enterprise data stack spanning ingestion, semantic data modeling, metadata, and product delivery.
- Establish platform standards: Set reusable frameworks for ingestion, modeling, lineage, observability, and access control that accelerate adoption across domains.
- Guide technical strategy at scale: Partner with senior engineering, product, and business leaders to align data architecture with WEX’s strategic objectives.
- Solve for scale, reliability, and trust: Design systems that handle billions of records, guarantee semantic consistency, and deliver auditable, governed data assets.
What you’ll bring
- 12–15+ years of experience in software or platform engineering, with a proven track record of building and scaling large-scale data platforms.
- Expertise in distributed systems, data acquisition, and semantic modeling, with architectural ownership of systems processing tens of millions to billions of records per day.
- Demonstrated ability to set cross-domain architectural standards and influence adoption across multiple engineering teams.
- Strong background in data lifecycle management (versioning, auditability, observability, lineage, reproducibility).
Technologies
Spark · Iceberg · Kafka · Delta · DBT · Ray · Flink · Airflow · Dagster
About Wex
WEX runs a global commerce and payments platform across three segments — fleet/mobility fuel cards, corporate B2B/virtual-card payments, and employee-benefits (HSA/FSA/COBRA) administration.
Public · 5000+ people
Source and classification
Deployment team leadership · Evidence for this classification:
About the Role WEX is transforming into a data-driven enterprise through its modern Data-as-a-Service (DaaS) platform. At the core of this strategy is a need for world-class technical leadership—engineers who can see across domains, design foundational systems, and set the architectural direction for years to come. As a Principal Staff Software Engineer, you will play a pivotal role in shaping WEX’s DaaS platform end-to-end. You will drive the unification of data acquisition, semantic modeling, and data products, ensuring they operate together as a coherent, scalable, and trusted foundation for analytics, AI, and customer-facing experiences. This is not just a technical role—it is a platform architect and multiplier role, where you’ll be responsible for defining cross-cutting patterns, guiding teams across domains, and raising the technical bar across WEX’s data ecosystem. If you’reHow jobs are selected
Employer postings · Data from · Sources