COBS (Custom Online Booking System)

Designed and built solo from the ground up, replacing a legacy system with modern UX and configurable booking logic.

Overview

Full-stack platform for tennis-club operations: court reservations, member/program workflows, payments, club credits, and reporting.

Complex booking rules engine across booking type, user type, court, and timeslot constraints
Admin datatables, payment/reporting flows, and 15+ operational reports with mock-data-safe views
Custom modules including weekly member socials, indoor/outdoor season modes, and system-level rule enforcement
Released September 2025 with AWS load-balanced deployment and CI/CD pipeline

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