42 Scientific and technological services and research and design relating thereto; industrial analysis, industrial research and industrial design services; quality control and authentication services; design and development of computer hardware and software; design and development of computer software in relation to platforms using machine learning and artificial intelligence for use in the field of human resources; software as a service (saas) in the field of recruitment; platform as a service (paas) in the field of recruitment; platform-as-a-service (paas) featuring computer software platforms using machine learning and artificial intelligence for use in the field of human resources; design and development of software for use in the field of human resources; design and development of software for use in the field of recruitment; computer software engineering; design consultation; design services; platform as a service; platform as a service (paas) and infrastructure as a service (iaas), all for recruitment and human resources; platform as a service for personnel and human resources management; providing temporary use of non-downloadable software applications; software as a service (saas); software as a service (saas) featuring computer software platforms for artificial intelligence; software as a service for personnel management, in particular, in connection with on and off boarding of recruitment candidates, rehiring of candidates, billing and time recording; software as a service for recruitment process and project management and for HR outsourcing services relating to recruitment; software as a service for the management of recruitment processes; software development, programming and implementation; software engineering; software research; software testing; technical assessments relating to design; technical consultancy relating to the application and use of computer software; technical support services relating to computer software and applications; testing of computing equipment; troubleshooting of computer hardware and software problems; updating and maintenance of computer software; user authentication services using single sign-on technology for online software applications; information, advisory and consultancy services relating to the aforesaid.