Computer consultation; Computer hardware and software design; Computer software consulting; Computer software design; Computer software design and updating; Computer software design for others; Computer software development; Computer software development and computer programming development for others; Computer software development in the field of mobile applications; Customized software development services; Design and development of computer game software and virtual reality software; Design and development of computer hardware and software; Design and development of computer software; Design and development of on-line computer software systems; Design of computer hardware, integrated circuits, communications hardware and software and computer networks for others; Design of home pages, computer software and web sites; Design, development and implementation of software; Design, development, installation and maintenance of computer software; Design, installation, updating and maintenance of computer software; Design, maintenance, development and updating of computer software; Designing and developing computer game software and video game software for use with computers, video game program systems and computer networks; Developing and updating computer software; Developing computer software; Developing of driver and operating system software; Development and implementation of software, hardware and technology solutions for the purpose of productization of electronic components and electronic systems; Development and implementation of software, hardware and technology solutions for the purpose of testing of electronic components and electronic systems; Development of software for secure network operations; Research and development of computer software; Research, development, design and upgrading of computer software; Software design and development; Updating and design of computer software