Computer programming; Design and development of virtual reality software; Developing of driver and operating system software; Development of computer platforms; Platform as a service (PAAS) featuring computer software platforms for allowing computer software developers to collaboratively develop software via a website; Providing virtual computer systems and virtual computer environments through cloud computing; Research and development in the field of information technology; Software as a service (SAAS) services featuring software using artificial intelligence for use in software development; Testing of computer software; Writing and updating computer software