WEX · 1 day ago
Software Development Engineer-2
Seattle, WA
Full-time
Hybrid
Mid Level
$94K/yr - $125K/yr
3+ years expWEX is a company that provides fleet management and mobility payment solutions. They are seeking a seasoned Software Engineer to design, develop, and maintain high-performance backend services for their Mobility team, collaborating with cross-functional teams to define and implement new features.
Financial ServicesFinTechPaymentsSoftware
Responsibilities
Design, develop, and maintain robust, scalable, and high-performance object oriented code in our backend services
Develop libraries and components that fit into Mobility services
Work with senior engineers to co-develop systems designs, and drive alignment with other engineers
Write automated unit tests, integration tests, end-to-end tests, concurrency tests, load/performance tests
Work with tech leads and senior engineers to identify bottlenecks, outline tech debt, and implement incremental scalability, and stability improvements
Implement automation for testing, monitoring, auto-scaling, continuous integration and deployment to reduce time to market
Collaborate with cross-functional team members, including product managers, designers, and other engineers, to define and implement new features
Seek and conduct code reviews (comment, approve, seek revisions, merge), and actively learn engineering best practices
Dive deep and troubleshoot complex 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)
Provide live-site support for production applications by monitoring systems, ensuring rapid incident resolution, and driving continuous improvement
Qualification
Required
Bachelor's degree in Computer Science or Software Engineering
3 years of professional experience in software engineering
Strong understanding of data structures and algorithms, object-oriented design, and problem-solving skills
Excellent written and verbal communication skills, and a collaborative and empathetic mindset
Proficiency in backend development, with proficiency expertise in Java or C#, and frameworks like Spring Boot, building and optimizing RESTful APIs, ODATA framework, and SQL
Preferred
Master's degree in computer science or software engineering
5 years of experience in software engineering
Expertise in designing and developing internet-scale services with scalability, availability, security, and reliability design tenets
Familiarity with cloud-native architecture (containerization using tools such as Docker and Kubernetes)
Ability to work on existing codebase, contribute improvements, and adapt to legacy systems' constraints
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
WEX
Wex is a financial technology service provider for fleet, travel and healthcare industries.
5001-10000 employees
H1B Sponsorship
WEX has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (17)
2024 (10)
2023 (12)
2022 (20)
2021 (14)
2020 (18)
Funding
Current Stage
Public CompanyTotal Funding
$900MKey Investors
Warburg Pincus
2025-02-25Post Ipo Debt· $500M
2020-06-30Post Ipo Equity· $90M
2020-06-30Post Ipo Debt· $310M
Leadership Team
Melissa Smith
Chair and Chief Executive Officer
Sachin Dhawan
Chief Technology Officer
Recent News
2025-12-05
2025-12-02
2025-11-28
Company data provided by crunchbase