i'm Senior Expert Software Development Engineer with 15+ years of experience (since 2009).i made many huge projects like# Hospital Management Systems (desktop app + server).# Commercial shopping wesites with CMS.# Hotel Hotspot Networking System (admin can control internet access, speed, and amount for all clients through one-time-use internet tickets).# Gymnasium Management System (client/trainer android & ios app + cashier and Admin Desktop app with synchronization ability for offline use)# LMS for Virtual Schools and Education centers with Live broadcasting ability.i made many dart/flutter packages like fingerprint on Desktop plugin that works on separate isolate for best performance.i work as a freelancer and i'm ready for your next project.