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Case study

Driver Rater

Vehicle rating platform with photo, video, and comment reviews.

Overview

Driver Rater is a vehicle-focused social networking platform designed to improve road safety through community-driven feedback and accountability. The app allows road users to rate and review vehicles using a 5-star system while maintaining privacy and security for all participants. Unlike traditional social media, Driver Rater focuses on vehicles rather than individuals, enabling safe interaction between drivers, corporate fleets, and transportation companies.

Project Details

Role: Sr. iOS Developer

Timeline: Feb 2022 - Mar 2022 (1 month)

Platform: iOS

Automotive & Road Safety
Driver Rater — Business | Technical Portfolio

Key Technical Challenges

Core engineering challenges tackled during application development:

  • License plate recognition system for accurate vehicle search
  • Video upload with vehicle image overlay requiring precise positioning
  • Full-screen video playback with AVPlayer from remote URLs
  • Grid and list layout switching with smooth animations
  • In-app purchase integration for premium features

Features & Technical Capabilities

Engineered capabilities and platform functionality:

System Capabilities

  • Created UI for vehicle search by plate number with comprehensive feedback display
  • Built feedback display with ratings and media (images/videos) in grid and list formats
  • Implemented video playback in full screen using AVPlayer from server URLs
  • Added video upload functionality with vehicle image overlay for context
  • Fixed minor bugs in in-app purchase implementation
  • Integrated Corporate Driver role feature with role switching
  • Built dashcam feature for recording road incidents
  • Created private incident logging for insurance/legal purposes

Mobile Application Gallery

Native mobile user flows and interactive application interfaces (9 verified screens)

Mobile Device
Live stream of recent vehicle ratings and road safety reports
Community Driving Feed Live stream of recent vehicle ratings and road safety reports
Instant vehicle lookup and historical driving quality score
License Plate Search Instant vehicle lookup and historical driving quality score
Detailed rating submission with behavior tags and severity score
Driver Rating Submission Detailed rating submission with behavior tags and severity score
Categorized feedback: speeding, tailgating, and courteous driving
Behavior Tag Selection Categorized feedback: speeding, tailgating, and courteous driving
Photo and video evidence upload with GPS geotagging
Incident Media Attachment Photo and video evidence upload with GPS geotagging
Aggregated safety score, badge level, and community feedback
Driver Safety Profile Aggregated safety score, badge level, and community feedback
Driving score trends, monthly comparison, and peer ranking
Safety Trends & Analytics Driving score trends, monthly comparison, and peer ranking
Registered vehicles with verified ownership and disputed ratings
Vehicle Ownership Management Registered vehicles with verified ownership and disputed ratings
Profile settings, notification preferences, and privacy controls
User Profile & Privacy Controls Profile settings, notification preferences, and privacy controls

Technology Stack

Core Technologies & Libraries

  • Swift
  • UIKit
  • AVFoundation
  • In-App Purchase

Measurable Results & Achievements

  • Achieved 4.2/5 App Store rating
  • Built complete vehicle rating system with multimedia support
  • Implemented seamless role switching for Individual/Corporate users
  • Integrated dashcam feature for incident documentation
  • Published with corporate driver role feature