Senior Software Development/Operations Engineer

Overview We’re looking for a Senior Development/Operations Engineer with strong back-end expertise to join the Connected Fleet team, developing tools to assist clients driving towards the modern vehicle experience. Responsibilities Design, develop, and maintain robust, scalable, and high-performance web applications. Develop public REST APIs using Python and Node for inter-service and inter-system communication. Implement comprehensive automated testing strategies, including unit, integration, end-to-end, load, and performance testing. Identify bottlenecks and technical debt; drive incremental scalability and stability improvements. Develop and enhance automation frameworks for testing, monitoring, auto-scaling, continuous integration and deployment to reduce time to market. Conduct code reviews (comment, approve, seek revisions, merge) and champion engineering best practices. Troubleshoot complex production issues, devise fixes, author root cause analysis documents, and ensure lasting performance and reliability. Maintain robust documentation (design docs, run books, change management docs, and readiness plans). Qualifications 5‑8 years of professional experience in software engineering. Expertise in back‑end development, including strong proficiency in Python, Node.js, Go or C++ and building and optimizing RESTful APIs and SQL. Strong foundation in data structures and algorithms, object‑oriented design, and problem‑solving. Experience with cloud‑native environments, including Docker, Kubernetes, or AWS/GCP/Azure. Experience with event‑driven architecture and tools like Kafka. Familiarity with relational or NoSQL databases (e.g., SQL, MongoDB). Expertise in designing and developing internet‑scale services with scalability, availability, security, and reliability design tenets. Solid understanding of web security fundamentals including authentication, authorization, and data protection. Familiarity with Git, automated testing frameworks, and CI/CD workflows. Clear written and verbal communication skills, and a collaborative and empathetic mindset. Nice‑to‑Haves Ability to work within existing codebases with legacy systems constraints. Experience or familiarity with telematics data, time‑series data, and/or geospatial data. Experience with micro‑frontends or module federation. Experience developing with the assistance of AI‑driven tools. Experience working with geographically distributed teams. Pay Range $140,600.00 – $173,100.00 Benefits Health, dental, and vision insurance Retirement savings plan Paid time off Health savings account Flexible spending accounts Life insurance Disability insurance Tuition reimbursement EEO Statement WEX is an equal opportunity employer committed to diversity and inclusion in the workplace. All qualified applicants will receive consideration for employment without regard to sex, race, color, age, national origin, religion, sexual orientation, gender identity, protected veteran status, disability or other protected status. WEX promotes a drug‑free workplace. Qualified individuals with a disability have the right to request a reasonable accommodation. If you require a reasonable accommodation as a result of your disability at any point in the job application process, please submit your request through our Reasonable Accommodation Request Form. This form is for accommodation requests only and cannot be used to inquire about the status of applications. #J-18808-Ljbffr WEX Inc.