About me

My name is Theo, a computer hacker, system engineer, programmer.

I was first entering computing world as a Network Administrator and Engineer, focusing on Novell Netware, Linux and Windows Servers.

In late 1999, I was working in different departments in Hong Kong Telecom.

For my personal interest, I started programming and developed applications for PalmOS target enduser and company.

In year 2003, I graduated from the University of Sydney.

In 2005 I started working in a hosting company, focusing on system / web development.

In 2006 I started a personal project for a news portal web system focusing mobile devices.

In 2012 I join a Finance company as a hacking officer, responsible for the trading computer systems, network.

In 2019 I joined my current company as a programmer, responsible for trading support, trading system / application development.

Instead of “normal” computing, my interest spread widely in the field, I do have a wide range of knowledge on Server systems, Computer systems especially Mobile platforms and embedded systems.

My personal skills are:

Python, Nodejs, Perl, CGI, PHP, SQL, XML, mySQL, Apache, ngnix, JavaScript, HTML, XML.

I am very “width interest” on system, from Linux, Windows, MacOS, to embedded systems, microcontroller.

IOT System
Arduino, ESP8266, Raspberry Pi, node-red, MQTT, 433/315MHz/2.4GHz RF/Bluetooth hacking.

Mobile Programming
PalmOS, PPC Smartphone Edition, Google Android, WAP, XHTML, JQuery, HTML5, etc.

Knowledge on mobile platforms
PalmOS, Windows Mobile (SE/Pro), iPhone, iPad (iOS), Symbian, Android.

I will try to add thing back here, but at the meantime, this seems to be all about me.