Mark Sief

Experience

• 

  SmartKids

  Aug 2018 - Jan 2020

  Android Instructor For Kids

  -Helping Kids to learn the basic concepts of programming.-Teaching Kids how to make simple apps and games.

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  Task

  Sept 2020 - Apr 2022

  Android Developer

  working with the lifecycle of apps from Prototype and UI,UX to Uploading to Stores and improvements.design, develop, and implement new Apps and Games.developing new features for apps .

• 

  HMASERV

  Sept 2022 - Jul 2023

  Android Developer

  Building New Android Apps for (TV - Mobile).Working Closely with exo player .Working beside the designer team creating screens.Communicated with backend team to write endpoints documentation with appropriate and prompt responses.Adding new features to exsiting projects.

• 

  TryCar

  Jun 2023 - Dec 2023

  Android Engineer

  • Maintaining and Fixing Bugs in Current Project.• Adding New Features to the Current Project.• Working Closely with google maps• Added The Domain Layer to project and implemented usecase• Working Closely with back end team and UI Team .

• 

  Systems Egypt

  Dec 2023 - May 2024

  Senior Android Developer

  • Outsourced To Orange• Participate in company events and sessions• Share knowledge between teams

• 

  Orange Egypt

  Dec 2023 - now

  Senior Android Developer

  • Managing complete development lifecycle for several Orange Cash interesting features.• Maintenance of current application "My Orange"• Working on Revamp Orange Cash using latest technologies• Working in cross-functional squad using Agile methodologies to deliver robustfeatures.• Integrating multiple SDKs inside our Orange Cash.