Sajjad Ahmad

Senior Full-Stack & Mobile App Developer

Self-Employed (Global Freelance) • ZZP

Oct 2019 - Present • 6 yrs 7 mos

Senior Lead Developer (International Clients) Global Partnerships: Trusted by international tech firms including Techamist (UK) and Lobon (Canada) to deliver high-scale digital solutions. Full-Stack Ecosystems: Architected and deployed over 70+ complete project lifecycles, specializing in React Native mobile apps synced with Laravel admin dashboards and PostgreSQL databases. Advanced Integrations: Expert in building real-time discovery platforms, AI-powered automation (OpenAI, n8n), and secure global payment gateways. Performance & Scale: Focused on clean code architecture and optimized cloud deployments (AWS/Firebase) to support high-concurrency user bases across Europe and North America. Lifecycle Management: Lead development from UI/UX planning and API design to final deployment on the Apple App Store and Google Play.

Full-Stack Developer

1stfold Web Solution(or 1stfold.com) • Fulltime

Feb 2017 - Oct 2019 • 2 yrs 8 mos

Full-Stack Developer (Web & Mobile ecosystems) End-to-End Solutions: Delivered complete digital ecosystems including custom Web Dashboards (Laravel), Public Websites, and Cross-Platform Mobile Apps (React Native/Expo). Core Tech: Architected and deployed scalable backend architectures using Laravel (PHP) and high-performance frontends with React and WordPress. API & Integration: Developed robust RESTful APIs to sync data across web and mobile platforms, integrating Firebase for real-time messaging and secure user authentication. Performance & Impact: Focused on clean code architecture and database optimization for high-traffic environments, ensuring seamless synchronization between the admin panel and mobile clients. eCommerce: Built and customized complex eCommerce platforms using WooCommerce and custom-built Laravel management dashboards.