Job Details

Senior.NET Engineer - Cloud, Kafka & Distributed Systems

  2025-08-18     WEX Health     San Francisco,CA  
Description:

About Us

At WEX, we simplify the business of running a business. Our WEX Benefits solutions reduce complexity and help manage costs of benefits administration for our clients and partners. We are looking for passionate technologists, collaborators, and problem solvers to join our Benefits Technology team as we build the next generation of employer benefits solutions and services.

About the Team

As a Software Engineer on the WEX Benefits Technology team, you will work closely with Product Managers and customers to understand the challenges employers face in the employee benefits landscape. You will design solutions that solve problems effectively, build high-quality software using modern technologies and test-driven development practices.

Impact you will make

  • Collaborate with stakeholders to understand our customers' biggest challenges.
  • Use data to measure, inspect, and drive decisions.
  • Design, test, code, and instrument new solutions.
  • Enhance our engineering process with TDD, BDD, Microservice, and Vertical Slice Architectures.
  • Support live applications with proactive monitoring, quick incident response, and continuous improvements.
  • Analyze systems and processes for bottlenecks and improvement opportunities.
  • Mentor peers and foster continuous learning within your team and organization.
  • Lead initiatives using your experience and technical expertise to guide problem-solving methods.
  • Ensure quality results through accountability and OKRs.
  • Engage with Senior Managers to discuss plans, results, and complex issues.

Required Qualifications:

  • Proficiency in C#.NET, Kafka, distributed systems, service design, cloud technologies, and team leadership.
  • Bachelor's degree in Computer Science, Software Engineering, or related field; with at least 10 years of experience.
  • Strong problem-solving and analytical skills.
  • Excellent communication and collaboration skills.
  • Passion for modern technologies and design.
  • Proficiency in Angular and/or React.
  • Experience with REST API development and consumption.
  • Proven ability to write comprehensive unit tests and test suites.
  • Understanding of software security principles and OWASP guidelines.
  • Experience with Git, CI/CD pipelines, Agile methodologies.
  • Experience in writing performant stored procedures and functions.

Technology Must-Haves:

  • C#, Python (if applicable)
  • Docker
  • Modern RDBMS (e.g., MS SQL, Postgres, MySQL)
  • ASP.NET RESTful API design
  • Kafka / event-driven design
  • Modern Web UI Frameworks (Angular, React)
  • Kubernetes
  • NoSQL databases
  • Developing Cloud-Native applications and services

Nice-to-Have Skills or Quick Learner Focus:

  • Helm / ArgoCD
  • Terraform
  • GitHub Actions
  • GraphQL
  • Azure
  • Generative AI and Agentic AI models/frameworks

The pay range for this position is $135,000 - $180,000, based on qualifications, skills, and experience. WEX offers comprehensive benefits including health, dental, vision insurances, retirement plans, paid time off, and more.

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