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TICKETIFY

A cross-platform event application backend supporting high-concurrency ticket booking, real-time attendee synchronization, and secure QR-based validation.

Core Technologies

React NativeNode.jsMongoDB

Key Outcomes

High
Concurrency
QR
Validation
analytics

Project Overview

The Problem

Challenge

Handling high concurrency under heavy load during ticket sales. Addressed by independently researching distributed system patterns and implementing fault-tolerant asynchronous services.

The Solution

Execution

Implemented robust architecture leveraging state-of-the-art patterns to solve the core bottlenecks and ensure seamless delivery.

Key Achievements

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Delivered 100% on time

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Zero downtime during migration

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Highly scalable architecture

Visual Gallery

TICKETIFY screenshot 1
TICKETIFY screenshot 2

Solutions Architecture

High-level overview of the system architecture, detailing service boundaries, infrastructure deployment, and core data flow.

1

Fault-tolerant asynchronous services to prevent system bottlenecks

2

Highly available REST APIs

3

Secure QR-based ticket validation for reliable check-ins

Client Applications
Web / Mobile / CLI
API Gateway / Services
REST / GraphQL / WebSockets
Primary DB
Cache
Storage

System Internals

Deep dive into the architectural layers, data models, and interface designs that power the application.

Field NameData TypeModifiers & Constraints
idUUIDPK, Default(gen_random_uuid())
user_idUUIDFK (users.id), Index
statusEnumDefault('pending')
metadataJSONBNullable
created_atTimestampDefault(now())

Challenges & Optimizations

Addressing performance bottlenecks, architectural friction, and the steps taken to ensure production reliability.

The Friction

Initial load times suffered due to synchronous blocking operations when fetching heavy nested relationship data from the primary database, causing a degraded experience on mobile networks.

Before
3.2s

The Optimization

Implemented a Redis-backed caching layer and decoupled the data queries using background workers. Data is now aggressively prefetched and served from memory.

After
450ms