Sr Backend Developer
Core
Design, develop, test, and maintain scalable reporting architecture and microservices for WEX's fuel card platform, migrating legacy Perl systems to Python.
Role type
Senior Software Development Engineer (Backend)
Builds
Native cloud reporting solutions and APIs for internal and external clients
Domain
Financial services / Cloud infrastructure / Data engineering
Deliverable
production ML models | product features
Required skills
Python (object-oriented), SQL, PL/SQL, Kafka streaming, AWS, microservices architecture, CI/CD pipelines, ETL pipelines, cloud infrastructure as code
Preferred skills
AI-assisted legacy code conversion, open-source contributions
Technologies
Python, Kafka, AWS, Informatica cloud, Perl
Responsibilities
Design and implement robust, scalable applications; troubleshoot complex technical issues; write clean, maintainable, well-documented code; coordinate testing and release cycles; migrate legacy systems to modern stacks
Seniority
Senior, hands-on IC