U
Usman Ali
About
Detail
United States
Contact Usman regarding:
work
Full-time jobs
Starting at
USD20/hour
Flexible work
Starting at
USD20/hour
Résumé
Jobs
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- HMobile Tech LeadHealthwire.pkOct 2021 - Current (4 years 9 months)Led cross-functional remote team of 5+ engineers building dual native healthcare platforms (patient app + doctor portal) on Android and iOS, serving thousands of daily active users across telemedicine, e-pharmacy, and lab booking services. • Architected dual native Android/iOS apps achieving 4.5+ star ratings on both stores; 30% increase in monthly active user engagement within 6 months. • Reduced app crash rate from 2.5% to 0.3% (85% reduction) through systematic error handling, Firebase Crashlytics monitoring, and structured QA automation. • Cut release cycle from 2 weeks to 3 days (50% improvement) by implementing Fastlane + Bitrise CI/CD pipelines with automated testing gates. • Built Twilio-powered video consultation platform supportin
- PSenior Mobile EngineerPurelogics.netMar 2019 - Oct 2021 (2 years 8 months)Delivered high-performance consumer electronics apps with Bluetooth device integration for global brands including Skullcandy and Tuya IoT. • Built native Android BLE audio control app for Skullcandy: reduced BLE connection drop rate by 80%, sub-100ms audio latency for real-time EQ. • Improved user acquisition by 20% via App Store Optimization (ASO) and UX redesign across 3 consumer apps. • Reduced crash rates by 15% across portfolio through proactive Firebase Crashlytics monitoring and error resolution sprints. • Architected modular Clean Architecture codebase with full unit testing strategy enabling independent feature team scaling.
- PAndroid DeveloperPikessoft SolutionsMar 2017 - Mar 2019 (2 years 1 month)• Developed GroccerApp achieving 4.3+ star rating on Google Play with 50,000+ downloads and offline-first grocery ordering. • Reduced app load time by 35% through image caching (Glide) and lazy loading; optimized network layer cutting data usage by 40%. • Implemented WorkManager-based background sync for reliable order status updates with 99.5% delivery confirmation rate.
Education
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Master of Science in Computer ScienceUniversity of the PunjabJan 2014 - Jan 2016 (2 years 1 month)- Bachelor of Science in Computer ScienceUniversity of the PunjabJan 2010 - Jan 2014 (4 years 1 month)
Awards
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- BBest Team Lead Award 2023Jan 2023
- SStar of the MonthJan 2021