Abdul Kayum

Senior Mobile Application Developer | Flutter | Android

Genuity Systems • Full-time

Nov 2022 - Present • 3 yrs 9 mos

◦ Revamped the whole UI of the application, Optimized and Developed high-performance the Dhaka Bank Go app by converting Java to Kotlin, Updating UI using latest architecture, caching which has over 100k+ users ◦ Boosted revenue and market reach by adding a chat system in the VOIP Calling System on the PBX app . ◦ Took care of security vulnerabilities in the dblGO App Provided by the Security Team of the Bank. Also, Implemented Ticketing system, Wallboard in Bank Asia . ◦ Reduced Gradle build time from 20 minutes to 8 minutes

Mobile Application Developer

Best Business Bond Limited • Full-time

Jan 2021 - Oct 2022 • 1 yr 9 mos

◦ Build sales app for (Partex Cables) facilitating 10k+ dealerships which played a pivotal role in generating nearly 1M in sales through the introduction of an Android app with desktops and web. ◦ Empowered fellow 2 Intern developers by providing training in fundamental programming and development. ◦ Achieved 40% revenue to build an Android and iOS app Troyee HRM for Ajimoto Bangladesh using flutter, Getx, REST API ◦ Seamlessly integrated payment gateway, Agora Chat SDK in e-commerce for enhanced functionality