Software Engineer - Mobile

Usama Fayyaz

Results-driven applications Developer with 3+ years of experience building scalable mobile applications.

Results-driven applications Developer with 3+ years of experience building scalable mobile applications for 1M+ users across logistics, workforce management, and e-commerce sectors. Delivered 15+ production apps with 99.5% crash-free rates and reduced app loading times by 40% through optimized architecture. Expert in offline-first solutions, real-time data synchronization, and enterprise-grade mobile development using Kotlin, Java, and modern frameworks.

Skills

Tools and technologies

Mobile developmentDesktop DevelopmentFirebase ML KitOCRRTSP video streamingBLERFID (Zebra or Honeywell devices)BluetoothWebSocketsDevOps OperationsAI model trainingEmbedded CEmbedded C++Taurinode red automation platformN8N automationAndroid SDKMavenPublicationsRoomSQLiteFirebaseMongoDBSQL ServerREST APIsMQTTASP.NET (C#)Node.jsSpring BootFirebaseTauriJavaKotlinXMLC++PythonJavaScriptC#SQLHtml/Css.NETASP.NETRustDart
Experience

Where I have worked

Android Developer

Nov 2022- Dec 2024

SyntecX Solutions / Islamabad, Pakistan

Delivered 6 production applications serving 500K+ users with 150+ API integrations each, including Smart Teams, Bunnyaad, and Raabta political campaign app. Redesigned Smart Teams and Raabta UX, increasing user engagement by 40% and reducing customer support tickets by 50% . Implemented offline-first architecture enabling 100% app functionality without internet connectivity, with 95% data sync success rate upon reconnection. Resolved 25+ critical bugs under tight deadlines, improving app stability by 45% and reducing crash rates from 8% to 2% . Enhanced location tracking accuracy by 30% through GPS optimization and background service improvements.

Android Developer

Dec 2024- nov 2022

Innovent / lahore, Pakistan

Architected enterprise logistics solutions for Fork-Eye and Tag-It apps, improving warehouse efficiency by 35% through integrated QR scanning, BLE connectivity, and GPS tracking Implemented multi-QR code detection from single video frames, reducing scanning time by 60% for batch processing operations .Developed RFID integration with Zebra devices, enabling real-time inventory tracking for items with 99.8% accuracy. Engineered RTSP video streaming for industrial tablets with 99% uptime, supporting real time forklift camera feeds. Optimized background services across Android tablets, reducing memory usage by 25% and improving battery life by 30%.

Download hub

Apps for every platform

AndroidWindows

Fork-eye

An application for automated inventory management for large industrial operations.

Android
View downloads
Libraries

Code and packages

D
Library

dlogger

dlogger is a small Android library: logcat logging plus optional append-only file logs under the app’s private filesDir (separate folders for normal logs vs exceptions).

L
Library

localpulse

LocalPulse is an Android offline sync library for Room + WorkManager apps. It provides a persistent operation queue, retries with backoff, conflict handling, pull coordination, and observable sync state.