👋 Hey there,
It’s Mark Choi.
A driven developer who is passionate about staying current with the latest technologies and programming trends.
A driven developer who is passionate about staying current with the latest technologies and programming trends.
Software developer
Feb 2021 - Oct 2022
Software Developer
Nov 2019 - Aug 2020
Software Developer (Self-employed)
Jan 2017- Current
Software Developer
Sep 2015 - Nov 2016
Junior Software Developer
Apr 2012 - Apr 2015
Junior Game Client Developer
Aug 2010 - Apr 2011
Bachelor of Game Software Developement
2009 - 2012
BS • Computer Science
2017 - 2019
Native Android tablet POS with extensive features and flexibility. Built with Kotlin, MVVM architecture, LiveData, integrated payment systems, Bluetooth receipt printer, and barcode management.
Delivery channel merging service for restaurants in Korea. A comprehensive platform that integrates multiple delivery services into one unified management system.
Mobile social application built with Flutter for cross-platform compatibility.
A mobile application for matchmaking between teenagers and university students. Facilitates knowledge sharing and mentoring relationships by connecting students with peers willing to offer help and guidance in their field of study.
Advanced video banking ATM system developed for BCA Bank Indonesia. Features video conferencing capabilities, secure transaction processing, and comprehensive customer service integration.
Comprehensive Windows-based Point of Sale management system. Built with C# WinForms, featuring inventory management, sales reporting, and multi-location support.
Enterprise document management solution with advanced search, version control, and workflow automation.
Full-scale Enterprise Resource Planning system built with C# and .NET Framework. Includes modules for accounting, inventory, human resources, and customer relationship management with role-based access control.