URL Shortener

Link Management Service

A simple yet powerful URL shortening service built with modern web technologies for creating shareable, shortened links.

Role: Backend Developer

Duration: 1 week

Team: Solo

Tech Stack

Node.jsExpressMongoDB

Key Highlights

Custom short URL generation

Link analytics tracking

RESTful API design

Architecture

A RESTful service with: 1. **URL Service**: Handles URL validation, shortening, and redirection. 2. **Analytics Engine**: Tracks clicks, referrers, and geographic data. 3. **Storage Layer**: MongoDB for flexible document storage. 4. **API Layer**: Express-based REST API with rate limiting and authentication.

Challenges

01Designing collision-resistant short URL generation
02Implementing efficient analytics aggregation
03Handling high-traffic redirects with minimal latency
04Ensuring data consistency across distributed systems

Key Learnings

MongoDB's flexible schema works well for analytics data
Rate limiting is essential for public APIs
Proper indexing dramatically improves query performance
RESTful design principles simplify API consumption

Future Work

→Custom aliases and branded links
→QR code generation
→Advanced analytics dashboard

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