I am a retired, senior level, software engineer, proficient in Intel assembler and Microsoft C and C++ languages.I have experience in website design and maintenance using HTML5 and CSS. I have worked as a compiler and operating system developer, both for IBM and as an independent. I have written two, micro, operating systems for the PC, numerous device drivers and file systems. I have worked on Embedded Linux for an ARM Cortex A8 target using C and assembler. I have been awarded seven US Patents for software.