Cherry | Software Engineer (Senior) | Application Design | Onsite
hello_world123·Interview date
March 16, 2026
Company
Cherry
Role
Software Engineer
Level
Senior
Region
NA (North America)
Round type
Application Design
Team/Org
General Hire
Stage
Onsite
Design a doctor appointment scheduling system. Doctors set their availabilities. Users can search for doctors and then choose time slots to book appointments for. How do you handle the race condition where two users try to book the same time slot Need data models, API endpoints, and a skeleton diagram.
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