C# Senior Software Engineer

Job Title: C# Senior Software Engineer
Location:

• Dallas (priority)
• Chicago (2 ^nd priority location)
• San Francisco

FullTime / Direct Hire
Project/Team:

• Team: 1 Lead; 5-6 Engineers
• ~4 teams working on similar initiatives for payments and fin tech
• HSA/FSA Cards - Wex works with a vendor that supplies the cards, Wex is responsible for the money on the cards, transactions, claims, etc for HSA/FSA
• This team is doing modernization
  • Working on time from using card/purchases and account notification and balance updating
  • Currently is a ~12hour window between purchase and notification (think about your credit card and getting immediate notification when used)
  • Working towards real-time alerts/recording
• Separate DevOps and QA teams

Sr Engineer

• Individual contributor role
• Strong C# development with TDD and BDD best practices
• 100% backend/server-side development
• Very heavy work with APIs
• Heavy on event drive development- utilizing Kafka
• Plan to move towards microservices
• SQL Server based and now Postgres (new for Wex) - potential to use NoSQL in the future
• Integrated Engineers - team expectation is everyone validates their code with unit and integration testing
  • Pushing to automate everything - 0% manual testing
  • Use ReadyAPI for API testing - but OK with any API validation domains
  • Will do mockups for cases too (experience with Jest or any other mocking technology is needed)
• Should be able to build CI/CD pipelines (have a DevOps ream that manages the majority)

Must Haves:

• C# - TDD and BDD best practices
• Extensive Rest API experience
• Kafka and event driven development
• Modern RDBMS (i.e. MS SQL, Postgres, MySQL)
• Azure - developing cloud-native apps/services
• Docker and CI/CD pipelines

Nice to Haves:

• NoSQL
• ReadyAPI

Interview:

• 30 Min with Tech Lead
• 1 hour panel with tech lead + other members of team