Costco Wholesale Software Engineer Interview Questions + Guide in 2025

Getting ready for an Software Engineer interview at Costco? The Costco Software Engineer interview span across 10 to 12 different question topics. In preparing for the interview:

• Know what skills are necessary for Costco Software Engineer roles.
• Gain insights into the Software Engineer interview process at Costco.
• Practice real Costco Software Engineer interview questions.

Interview Query regularly analyzes interview experience data, and we've used that data to produce this guide, with sample interview questions and an overview of the Costco Software Engineer interview.

Typically, interviews at Costco vary by role and team, but commonly Software Engineer interviews follow a fairly standardized process across these question topics.

We've gathered this data from parsing thousands of interview experiences sourced from members.

Practice for the Costco Software Engineer interview with these recently asked interview questions.