RAKIB HOSSEN

Developed secure face verification and digital signature systems for enterprise authentication and document validation, integrated Redux-Saga for scalable state management, and collaborated with designers to deliver intuitive UI/UX. Built QMS and Nidle mobile apps enabling real-time quality tracking in garment factories, implemented offline-first data handling for reliability in low-connectivity areas, and integrated IoT devices with Google Maps visualizations for smart factory monitoring. Also created a native Kotlin module for full-screen alarm notifications in a medicine reminder app and maintained legacy applications to enhance stability and performance.

Developed a cutting-edge OTT mobile app similar to Chorki and Hoichoi for Android and iOS, boosting user engagement. Built a Netflix-style smart TV app using React Native with seamless media streaming and intuitive navigation. Diagnosed and resolved critical platform bugs across React Native, Android, and iOS, reducing crash rates by 40%. Optimized app performance, cutting load times by 25% and lowering memory usage. Led code reviews and mentored junior developers, improving team efficiency by 20%. Integrated Cloudflare for video streaming, ensuring fast, reliable content delivery with 99.9% uptime.

Designed and developed responsive front-end UI components using Material-UI and custom CSS to enhance site responsiveness and accessibility. Built key interface elements including the news section, navigation bar, and footer, delivering a clean, user-friendly experience across all devices.