LoopBack 4 Backend Services - Mobile App APIs

Backend (Node.js + LoopBack 4)

About

Multiple LoopBack 4 API backends powering mobile apps (Pakistani Brands, Pakistan Petrol Price, Currency Rates), using Puppeteer for headless browser automation and web scraping to extract live data feeds.

My Role

Built LoopBack 4 backends with Puppeteer scraping for multiple live-data mobile apps. Delivered real-time fuel price, currency rate, and fashion catalog APIs with scheduled data pipelines.

Core Capabilities

• LoopBack 4 REST APIs with typed models and controllers
• Puppeteer-based web scraping for real-time data extraction
• Scheduled data pipelines for live price/rate feeds
• Mobile-optimized API responses

Architecture

• LoopBack 4 framework with typed models
• Puppeteer headless browser for scraping
• Express middleware integration

Tech Stack