- Management dashboard to present all business key performance indicators (KPIs) in one place graphically.- Developed with Kotlin, base in the Model-View-Presenter (MVP) architecture with the Dependency injection concept using Dagger-Hilt. - Exploited RecyclerView and RecyclerView Adapter to display list and MPAndroidChart Library to show five different chart types.- Applied Retrofit2 library for parsing the data, experienced with REST APIs, parsing XML / JSON and Dagger 2.0 Framework.- Attended in fast-paced development cycles; have completed more than 90% of deadlines ahead of schedule.- Performed by shared preferences to implement auto-login feature to boost login process that save 20-25% of time.- Communicated with managers daily, updating managers about new features and transferring feedbacks to the development team.

1- Fast Food Restaurant App:- Kotlin based, MVVM Architecture (View - DataBinding - ViewModel - Model) and Repository pattern.- Retrofit2 & Gson - construct the REST APIs and Dagger 2 for dependency injection.- OkHttp3 - implementing interceptor, logging and mocking web server.- RxJava for asynchronous and Libraries Glide - loading images and Timber - logging.2- SMAP is a school management application include two side, teachers and parents:- Collaborated with a team of 4 android developers to refactor the old architecture to MVVM that caused speed and performance enhancement.- Developed by Dagger 2 for reduction of programming time.- Produced custom library and views to accelerate speed of production by 15%.- Reduced RAM consumption about 5%-10% by detecting and fixing memory leaks.

- Applied an Android-based tablet with a bar-code scanner to track Senate inventory in the most efficient manner possible to accelerate speed of data entry by 20%-25%.- Implemented with Java and MVP to separate views and logic in the code.- Added tracker events to have a better information of the users.