Developing and updating computer software; Developing computer software; Developing customized software for others; Software development and product development in the field of Artificial Intelligence; Software development and product development in the field of Cloud Based Software; Software development and product development in the field of Software as a Service; Software development and product development in the field of Platform as a Service; Software design and development; Computer software development; Computer software development and computer programming development for others; Computer software development in the field of mobile applications; Design and development of software in the field of mobile applications; Design and development of computer software; Design and development of computer game software and virtual reality software; Design and development of computer hardware and software; Design and development of on-line computer software systems; Design and development of virtual reality software; Design, development and implementation of software; Design, development, installation and maintenance of computer software; Design, maintenance, development and updating of computer software; Research and development of computer software; Research, development, design and upgrading of computer software