Usama A

Senior React Native Developer | Project Manager

Fiverr • Lavoratore autonomo

Dec 2023 - Present • 2 yrs 8 mos

Working as a React Native Developer and Project Manager, delivering end-to-end mobile applications for startups and businesses. Leading projects from requirement gathering and planning to development, testing, and deployment for both Android and iOS. Managing communication between clients, designers, and backend developers to ensure smooth project execution while building scalable, high-performance applications with React Native and Expo. Experienced in App Store and Google Play deployments, Firebase, Supabase, RevenueCat, API integrations, push notifications, performance optimization, debugging, and maintaining clean, production-ready code. Successfully delivered AI-powered, subscription-based, real estate, travel, audiobook, fintech, and business applications while ensuring projects are completed on time and meet high quality standards.

Jr Mobile App Developer

ROZEE.PK • Full time

Sep 2018 - Nov 2023 • 5 yrs 2 mos

Executed optimizations to enhance application performance and user experience through efficient development practices. Delivered valuable feedback to the management to ensure code quality standards while participating in code reviews. Primarily worked on RIZQ by Rozee: An all-in-one super-app crafted for professionals and freelancers. Offers a number of great features like daily halal profits, savings, loans, committees, freelance projects, and more. Crafted pixel-perfect screens and integrated API calls for a financial wellness application to optimize functionality. Functioned in close collaboration with the design team to transform wireframes into intuitive interfaces and optimize app performance for swift loading and responsive interactions.