[Remote] Software Development Engineer - Mobility Engineering

Note: The job is a remote job and is open to candidates in USA. WEX is a company whose Mobility team builds mission-critical services and modern API interfaces for a fuel card platform. The Software Development Engineer will design, develop, and maintain scalable backend services, APIs, microservices, and distributed systems while contributing to cloud-native architecture, DevOps practices, testing, deployment, and production support.

Responsibilities

• Design, develop, and maintain scalable, reliable backend services and APIs supporting mission-critical business capabilities
• Build and enhance microservices and distributed systems using modern software engineering practices
• Work with relational and NoSQL databases, including Oracle and PostgreSQL, with a focus on performance, scalability, and data integrity
• Develop solutions using technologies such as Kafka, Elasticsearch, AWS, and containerized environments
• Contribute to cloud-native architecture and help evolve our platforms for scale, availability, security, and reliability
• Write clean, maintainable, testable, and well-documented code
• Participate in code reviews and collaborate with engineers, product partners, and other stakeholders to deliver high-quality solutions
• Troubleshoot complex technical issues and contribute to sustainable, long-term solutions
• Apply DevOps practices, including CI/CD, automated testing, deployment, and monitoring
• Demonstrate the ability to learn new technologies and adapt across different technology stacks as business and technical needs evolve
• Take ownership of projects and contribute from requirements and design through development, testing, deployment, and production support

Skills

• Bachelor's degree in Computer Science, Engineering, or a related field, or equivalent practical experience
• 3+ years of professional software development experience, preferably building backend or distributed applications
• Strong programming experience in Java and/or Python, with a solid understanding of object-oriented design and software engineering fundamentals
• Strong understanding of data structures, algorithms, problem-solving, and API design
• Experience building and supporting RESTful APIs, microservices, and cloud-based applications
• Experience working with relational databases such as Oracle, PostgreSQL, or similar technologies, including writing and optimizing SQL
• Exposure to NoSQL databases, Elasticsearch, or other distributed data technologies
• Experience with or understanding of event-driven architectures and Kafka
• Experience with AWS or another major cloud platform, along with exposure to infrastructure-as-code and DevOps practices
• Understanding of CI/CD, automated testing, containerization, and modern software development practices
• Ability to work effectively in an agile, collaborative environment and communicate technical concepts clearly
• Demonstrated curiosity, adaptability, and willingness to learn new technologies
• Experience with Kafka, Elasticsearch, AWS, Java, or Python
• Experience with Terraform or other infrastructure-as-code tools
• Experience with Docker, Kubernetes, or other containerization technologies
• Experience modernizing legacy applications or migrating between database technologies, such as Oracle to PostgreSQL
• Experience building highly scalable, data-intensive, or distributed systems
• Experience in payments, fintech, financial services, or other high-volume transaction environments
• Contributions to open-source projects or personal technology projects
• Experience using modern AI-assisted development tools to improve engineering productivity and solution quality

Benefits

• Health, dental and vision insurances
• Retirement savings plan
• Paid time off
• Health savings account
• Flexible spending accounts
• Life insurance
• Disability insurance
• Tuition reimbursement

Company Overview

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