Job Board
LogoLogo

Get Jobs Tailored to Your Resume

Filtr uses AI to scan 1000+ jobs and finds postings that perfectly matches your resume

Costco Wholesale Logo

Software Engineer - GDX Order Management

Costco Wholesale

$85,000 - $225,000
Aug 25, 2025
Seattle, WA, US
Apply Now

Costco IT is looking for a Software Engineer to design, develop, and maintain critical services for the Costco GDX Order Management Platform, which powers Costco's multi-billion-dollar eCommerce business and aims to enhance customer experience across various digital touchpoints.

Requirements

  • 5+ years of experience with C-Sharp, TypeScript, REST, JSON, XML, YAML, GraphQL and Swagger.
  • 3+ years of hands-on experience in designing and developing containerized (Dockers/Kubernetes) services based on the .Net Core framework.
  • 5+ years of experience developing and writing unit tests using NUnit or similar framework.
  • 3+ years of experience with CI/CD tools: GitHub, Jenkins.
  • 3+ years of experience with API development, with an emphasis on security and performance.
  • 3+ years of experience with microservice-based debugging and performance testing.
  • 5+ years of experience developing within an agile methodology.

Responsibilities

  • Supports Senior Engineers in designing the Order Management Platform’s overall architecture, applying principles that promote availability, reusability, interoperability, and security into the design framework.
  • Performs development, optimization, and automation activities to support the implementation of the Order Management platform.
  • Adopts engineering best practices to deliver higher quality, scalable solutions.
  • Uses test driven development (TDD) practices to assist with the detection/recognition of software defects early in the development process.
  • Conducts peer code reviews for the changes made by other engineers within the team.
  • Builds microservice components from the ground up.
  • Ensures the longevity, scalability and quality of our systems through continuous improvement, comprehensive documentation, meticulous profiling, and significant performance enhancements.

Other

  • Strong verbal and written communication skills and be able to communicate to both technical and Business audiences.
  • Ability to work under pressure in crisis with a strong sense of urgency.
  • Responsible, conscientious, organized, self-motivated and able to work with limited supervision.
  • Detail-oriented and possess strong problem-solving skills and ability to analyze potential future issues.
  • Able to support off-hours work as required, including weekends, holidays, and 24/7 on-call responsibilities on a rotational basis.