WEX logo
WEX Verified
Financial Services, Fintech, Information Technology & Services

Senior Staff Software Engineer (Java)

California, United StatesRemoteFull TimeStaff$165,800–$204,400 /yrPosted 2 months agoVisa sponsorship available

Is this role right for you?

Upload your resume and get a skill-by-skill breakdown — see exactly where you match, where you're close, and what to highlight. Not a mystery percentage.

Get a tailored resume highlighting what this role needs.

Role summary

WEX Fleet Services is seeking a Senior Staff Software Engineer to design, develop, and maintain modern API interfaces for their fuel card platform. This remote role requires expertise in Java, cloud-native solutions, Kafka event streams, and Elasticsearch. The engineer will contribute to architecture, write high-quality code, and collaborate with a team. The position emphasizes scalability, reliability, and best practices in a cloud environment. Candidates should have 5-10 years of experience, a strong understanding of data structures and algorithms, and experience with cloud platforms like AWS.

This is a remote position; however, the candidate must reside within 30 miles of one of the following locations: Boston, MA; San Francisco Bay Area, CA; Dallas, TX; Salt Lake City, UT; Seattle, WA; and Portland, ME
We are the WEX Fleet Services team, dedicated to building modern API interfaces for WEX’s industry-leading fuel card platform. We are defining and creating APIs for both internal and external customers, and we're at the forefront of creating a foundation to open up new opportunities for WEX.
As a Senior Staff Software Engineer on our team, you will be a key contributor and leader following best practices in designing, developing, and maintaining our cloud-native solution and deliver best in class solutions. You'll work with a modern tech stack including containerization, Kafka event streams, ElasticSearch, and APIs written in Java. This is an opportunity for you to join an agile, and collaborative team that values ownership, high-quality results, and a fun working environment.
**How you’ll make an impact**

  • Design, develop, and implement scalable and reliable software solutions using Kafka, ElasticSearch, and other modern technologies.
  • Contribute to the architecture and design of our cloud-native infrastructure.
  • Write clean, maintainable, and well-documented code.
  • Participate in code reviews and collaborate with other team members to ensure high code quality.
  • Troubleshoot and resolve issues in a timely and efficient manner.
  • Pick up new technology and switch between tech stacks with a minimum of fuss.
  • Stay abreast of industry best practices and emerging technologies.

**Experience you’ll bring**

  • Bachelor's degree in Computer Science, Engineering, or a related field.
  • 5-10 years of software development experience, including experience developing and supporting cloud-based infrastructure as code.
  • Strong understanding of data structures and algorithms, object-oriented design, and problem-solving skills.
  • Expertise in designing and developing internet-scale services with scalability, availability, security, and reliability design tenets.
  • Excellent written and verbal communication skills, and a collaborative mindset.
  • Strongly proficient with event streaming platforms (e.g., Kafka).
  • Expertise in Elasticsearch, including query optimization, indexing, and data analysis.
  • Experience with cloud platforms such as AWS.

**Bonus points for**

  • Experience with Kafka, AWS, Elasticsearch and Java.
  • Experience with automated deployment pipelines.
  • Examples of passion projects or contributions to open-source projects.
  • Passion for technology and a desire to learn and grow.

**We are looking for engineers who are passionate about building innovative solutions, collaborating with a talented team, and making a meaningful impact on our business. If this sounds like you, we encourage you to apply!**
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: $165,800.00 - $204,400.00

Ready to apply?
You'll be redirected to WEX's application page.