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Coding·30 minMembers

Frontend Traffic Light (HTML / CSS / JS)

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Salesforce's signature frontend coding round, asked even of generalist / backend candidates applying to fullstack-titled roles. Build a traffic light that cycles red 4s → green 1s → yellow 1s using on...

SWE
frontend
traffic-light
javascript
state-machine
medium
Frequency
Low
Last asked
2026-01-30
Stage
phone-screen · tech-screen

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