WEX

Staff Software Engineer

WEX

full-time

Posted on:

Location Type: Remote

Location: Remote • California, Illinois, Maine, Massachusetts, Texas, Washington • 🇺🇸 United States

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Salary

💰 $135,000 - $180,000 per year

Job Level

Lead

Tech Stack

AWSAzureCassandraCloudDistributed SystemsGoogle Cloud PlatformGrafanaGRPCJavaKafkaMicroservicesMongoDBNoSQLPostgresPrometheusRabbitMQSpringSpring BootSpringBoot

About the role

  • Lead the design, architecture, and implementation of highly available and resilient microservices using Java and the Spring ecosystem
  • Drive technical roadmaps, project plans, and architectural decisions, balancing rapid delivery with long-term platform stability
  • Be responsible for critical non-functional requirements, including system performance, observability, security, and scalability under high load
  • Define and advocate for engineering best practices, including code quality standards, comprehensive testing strategies, and efficient code review processes
  • Partner closely with product management and front-end teams to design clean, effective, and robust APIs (REST/gRPC)
  • Advise senior leadership on complex technical trade-offs and lead technical initiatives across organizational boundaries, driving consensus and adoption
  • Provide technical mentorship and guidance to mid-level and senior engineers, fostering a culture of high engineering standards

Requirements

  • 10+ years of progressive software design and development experience at scale
  • significant experience in a technical leadership or staff-level role
  • deep expertise in Java and the Spring ecosystem (Spring Boot, Spring Data)
  • proven experience designing and operating distributed systems and microservices architectures in a cloud environment (AWS, Azure, or GCP)
  • mandatory experience with high-volume data modeling, transactional integrity, and database technologies (both relational like PostgreSQL and NoSQL like Cassandra/MongoDB)
  • strong practical experience with event-driven architectures and messaging systems (e.g., Kafka or RabbitMQ)
  • experience working with Service Mesh technologies like Istio for traffic management, security (mTLS), and resiliency patterns
  • demonstrated commitment to engineering quality, including deep experience with Test-Driven Development (TDD) and designing robust regression testing strategies
  • expert knowledge of CI/CD pipelines, deployment automation, and modern observability tools (e.g., Prometheus, Grafana, Jaeger)
  • excellent analytical skills and capability in identifying and resolving complex, cross-functional problems
  • Bachelor's degree in Computer Science or a related field.
Benefits
  • health, dental and vision insurances
  • retirement savings plan
  • paid time off
  • health savings account
  • flexible spending accounts
  • life insurance
  • disability insurance
  • tuition reimbursement
  • and more.

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard skills
JavaSpringSpring BootSpring Datamicroservicesdistributed systemshigh-volume data modelingTest-Driven DevelopmentCI/CDevent-driven architectures
Soft skills
technical leadershipmentorshipanalytical skillsproblem-solvingcommunicationcollaborationadvocacyconsensus buildingproject managementengineering standards
Certifications
Bachelor's degree in Computer Science