03 // FULL-STACK WEB APPLICATION
CAFE RESERVATION & ORDERING ☕

CRAVE-CULTURE
FULL-STACK CAFE RESERVATION

A full-stack cafe reservation system focused on booking, availability and order management.

TYPEFull-Stack Web Application
CORE MODULESBooking + Order Management
ARCHRelational DB + Responsive UI
DESIGNClean Editorial UI / UX
CRAVE-CULTURE // BOOKING_ENGINE
TABLE AVAILABILITY
T-01 (4P)
AVAILABLE
T-02 (2P)
RESERVED
T-03 (6P)
AVAILABLE
T-04 (VIP)
SELECTED
SLOT: 19:30 — 21:00
ATOMIC LOCK: ACQUIRED
ORDER MODULE: CONNECTEDZERO-COLLISION ENGINE
MY ROLE
Full-Stack Developer
UI/UX, Backend Engine & Relational Schema
CONFIRMED CORE MODULES
Full-Stack WebDatabase SystemsBooking EngineOrder Management
01 CONCEPT

Modernizing Cafe Table Reservations

Crave-Culture was created to modernize hospitality reservation workflows. Traditional manual phone bookings and unstructured walk-ins cause double-bookings and kitchen prep bottlenecks during busy dining rushes.

The platform bridges guest bookings with real-time seating and pre-ordered dishes, giving cafe owners complete visibility over seat capacity and guest arrivals.

02 USER FLOW

Visual Booking & Order Flow

A streamlined flow: DISCOVER → SELECT → RESERVE → ORDER

FULL-STACK RESERVATION & ORDER PIPELINE
ATOMIC TRANSACTION LOCK
GUEST PORTAL
Table & Time Selection

Party size input, seating zone filter (patio/booth), and dynamic slot availability check.

BOOKING ENGINE
Concurrency Control

Prevents double-booking by securing transactional locks on selected table IDs for 90m blocks.

STAFF CONSOLE
Order & Table Dispatch

Live dining room dashboard showing upcoming guest arrivals, table statuses, and attached pre-orders.

03 BOOKING EXPERIENCE

Interactive Seating & Dynamic Form Validation

Seating Zones

Guests choose between indoor booth seating, window bar counter, and outdoor patio tables.

Party Size Checks

Prevents booking table sizes smaller than party headcount and enforces maximum capacity rules.

Instant Confirmation

Generates unique booking reference tokens directly to guest contact upon confirmation.

04 AVAILABILITY

Zero-Collision Slot Allocation

The availability engine evaluates table states against defined time intervals. When a customer initiates confirmation, a temporary transactional lock prevents concurrent users from reserving the same table during the identical dining window.

05 ORDER MANAGEMENT

Staff Console & Kitchen Order Feed

Staff access a dedicated management interface displaying current active table occupancy, pending reservations arriving within the hour, and pre-ordered dishes organized by preparation sequence.

06 DATABASE

Relational Schema Design

ENTITYKEY ATTRIBUTESPURPOSE
reservationsid, table_id, guest_name, slot_time, statusCore booking tracking reservation status and timing
tablesid, table_number, capacity, zone_idFloor layout capacity and zone association
menu_itemsid, item_title, category, price, is_activeCatalog items for meal pre-ordering
reservation_ordersid, reservation_id, item_id, quantityLine items attached to specific confirmed reservations
07 RESULT

Full-Stack Implementation Completed

Crave-Culture demonstrates practical full-stack web engineering by delivering a clean, modern user experience combined with disciplined relational schema design and atomic state reservation handling.

FULL-STACK RESERVATION ENGINE READY