WEX Inc

Software Development Engineer 4

WEX Inc • $140K — $173K *
Boston, MA 02115In-Person
Enterprise Technology
8 - 10 years of experience
1 month ago
Job Overview by Ladders

Qualifications

  • Bachelor's degree in Computer Science, Software Engineering, or related field; OR equivalent experience.
  • 10+ years of software engineering experience, focused on large-scale distributed systems or platform services.
  • Proven leadership experience, capable of mentoring senior engineers and influencing technical strategies.
  • Deep understanding of the Kafka ecosystem, event-driven design, and cloud-native architectures.

Responsibilities

  • Lead the design and delivery of enterprise-grade Kafka and eventing platforms.
  • Build and maintain KaaS features like automated provisioning and schema management.
  • Champion TDD, BDD, and CI/CD practices to ensure high engineering standards.
  • Implement and standardize Infrastructure as Code patterns using Terraform and Helm.
  • Own the operational health of Kafka services, establishing SLIs/SLOs and proactive monitoring.
  • Hold the team accountable for quality results using defined OKRs and engage with Senior Managers.
  • Mentor peers, fostering a culture of continuous learning and engineering excellence.

Benefits

  • Health, dental, and vision insurance.
  • Retirement savings plan.
  • Paid time off and health savings account.
  • Flexible spending accounts.
  • Life and disability insurance.
  • Tuition reimbursement.
Full Job Description
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

About WEX Inc

WEX Inc is a provider of corporate payment solutions. The company operates in three segments: Fleet Solutions, Travel and Corporate Solutions, and Health and Employee Benefit Solutions. The Fleet Solutions segment provides payment and transaction processing services to commercial and government fleets. The Travel and Corporate Solutions segment focuses on providing payment solutions to businesses that have employees who travel for work. The Health and Employee Benefit Solutions segment provides healthcare payment products and software, as well as payroll and HR solutions.
Learn more about WEX Inc
Size
5,600 employees
Market Cap
$6.9 billion
Industry
Finance & Insurance
Net Income
-$243.6 million
Founded
1983
5 Year Trend
+12.8%
Revenue
$1.5 billion
NASDAQ
WEX
* Ladders Estimates

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