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Circle Backend System Design Interview: Build a Reservation API with Ticket Hold & 3rd-Party Booking Integration

Circle Circle Backend System Design Interview: Build a Reservation API with Ticket Hold & 3rd-Party Booking Integration

Flight Booking (Python) This exercise provides a basic Python HTTP server used to track flight tickets and their prices.Your interviewer will explain the question; the README only contains usage hints.The main libraries include Flask (HTTP server) and psycopg2 (PostgreSQL client). Getting Started To start the database: Then, in another terminal: If psycopg2-binary fails to install,…

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Circle 2025-12-01
Circle Interview Question|Ticket Reservation API Design & Flight Booking System Design (High-Frequency System Design / Backend / API Design)

Circle Circle Interview Question|Ticket Reservation API Design & Flight Booking System Design (High-Frequency System Design / Backend / API Design)

Problem 1 — Ticket Reservation API Design Codewriting How do you design the API/backend for a ticket reservation app?Examples include movie tickets or concert tickets.The app should allow users to hold their ticket(s) for 10 minutes before booking. Problem 2 — Third-Party Airline Booking APIs 3-party APIs Suppose we want to design an automated flight-booking…

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Circle 2025-12-01
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