The k6 Fake eShop - E-commerce performance test design
Scenario
Your interview prompt
You are designing performance coverage for a demo e-commerce app. Model browsing, product detail, cart, checkout, and service dependencies. Define what to measure and what failures would matter to users and the business.
Lab workspace
The k6 Fake eShop
Performance practice demo app
Open the third-party practice site in a new tab, test the target flow there, then return here to organize your notes and submit your answer. We do not embed external sites.
- 1Open the external practice site
- 2Explore the target flow
- 3Write your testing notes
- 4Submit answer and compare with senior QA feedback
Focus areas
Suggested timebox: 30-45 min
Use this while exploring the external site. These notes are saved locally in your browser.
When you are ready, summarize what you would test below.
Tip: a stronger answer usually mixes happy path, negative cases, state changes, data, backend, UX, accessibility, and risk.
How to structure your answer