Software Development Engineer 4

About the Team & Role
At WEX, we simplify the business of running a business. Our Platform as a Service (Fabric) solutions reduce complexity and help manage costs of platform capabilities for our internal stakeholders. We are looking for passionate technologists, collaborators, and problem solvers to join our Global Technology Service Organization as we build the next generation of employer benefits solutions and services.

As a Software Development Engineer 4 on the WEX Kafka as a Service (KaaS) team, you will be a technical cornerstone of the Fabric Platform. You will partner closely with Product Managers, SREs, and Engineering Managers to solve the enterprise’s most complex data streaming challenges. You will design and build "Golden Path" solutions that make event-driven architecture seamless, secure, and scalable for every product team at WEX.

How you'll make an impact

• Technical Leadership: Lead the design and delivery of enterprise-grade Kafka and eventing platforms. Use your wide-ranging experience to make critical decisions on architectural methods and approaches to solving complex distributed systems issues.

• Platform Innovation: Build and maintain KaaS features, including automated provisioning, schema management, custom connectors, and self-service streaming governance.

• Engineering Standards: Champion TDD, BDD, and automated CI/CD pipelines (GitHub Actions). Drive the integration of agentic workflows and AI-assisted automation to enable self-healing infrastructure and zero-downtime operations.

• Infrastructure as Code: Implement and standardize robust IaC patterns using Terraform and Helm to ensure platform consistency across multi-cloud environments.

• Operational Excellence: Own the operational health of Kafka services. Establish SLIs/SLOs, drive proactive monitoring, and lead rapid incident response and root cause analysis.

• Strategy & Accountability: Hold the team accountable for delivering quality results using defined OKRs. Interact with Senior Managers to advise on complex technical matters and align the platform roadmap with business needs.

• Mentorship: Mentor and learn from your peers, fostering a culture of continuous learning, ownership, and high-trust engineering excellence.

Experience you'll bring 

• Education: Bachelor's degree in Computer Science, Software Engineering, or related field; OR demonstrable equivalent experience.

• Experience: At least 10 years of experience in software engineering, with a focus on large-scale distributed systems or platform services.

• Leadership: Proven ability to lead initiatives, mentor senior engineers, and influence technical direction across organizational boundaries.

• Domain Knowledge: Deep understanding of the Kafka ecosystem, event-driven design, and cloud-native architectures.

Technology Must-Haves

• Languages: Golang and/or Python.

• Eventing: Apache Kafka (Brokers, Connect, Schema Registry).

• Orchestration: Kubernetes and Docker.

• Infrastructure: Terraform (IaC).

• Data: Modern RDBMS (Postgres, MS SQL) and NoSQL databases.

• API: RESTful API design and Microservice architecture.

Technology Must-Haves or Dedicate to Learning Quickly

• GitOps: Helm and ArgoCD.

• Automation: GitHub Actions and Agentic/AI-driven automation frameworks.

• Observability: Prometheus, Grafana, and Splunk.

• Front-End: Modern Web UI Frameworks (React, Angular) for platform dashboards.

The base pay range represents the anticipated low and high end of the pay range for this position. Actual pay rates will vary and will be based on various factors, such as your qualifications, skills, competencies, and proficiency for the role. Base pay is one component of WEX's total compensation package. Most sales positions are eligible for commission under the terms of an applicable plan. Non-sales roles are typically eligible for a quarterly or annual bonus based on their role and applicable plan. WEX's comprehensive and market competitive benefits are designed to support your personal and professional well-being. Benefits include 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. For more information, check out the "About Us" section.

Pay Range: $140,600.00 - $173,100.00