Backend Developer
Core
Design and build modern APIs, backend services, and data pipelines to support credit issuance, expense control, and fleet management features.
Role type
Senior IC Full Stack Software Engineer
Builds
Secure and scalable backend systems, data pipelines, and integrations for WEX Mobility
Domain
Fintech / Mobility / Event-driven architecture
Deliverable
production ML models | product features
Required skills
Python, Java, REST APIs, Kafka, relational databases (PostgreSQL, Oracle), SQL, Unix/Linux, Git, CI/CD
Preferred skills
Change Data Capture (CDC), AWS, Docker, Siebel CRM, frontend frameworks (React, Angular), enterprise tools (JIRA, Confluence)
Technologies
Python, Java, Kafka, PostgreSQL, Oracle, JSON, REST, AWS, Docker, Git
Responsibilities
Develop and maintain backend services and APIs; Build and support data pipelines using event streaming platforms; Write clean and maintainable code; Work on integrations using JSON, RESTful APIs, and messaging systems; Support production systems and resolve technical issues
Seniority
Senior, hands-on IC
