1. software development engineer: develop and maintain software systems.
2. Database administrator: Yuan You designs, deploys and maintains multiple sub-sail databases to ensure data security and integrity.
3. Network administrator: Maintain, configure and optimize network equipment and software to ensure the reliability and security of the network.
4. Information security experts: formulate security policies, manage information security issues, supervise implementation, and prevent hacker attacks and data leakage.
5. Data scientist: Discover information and patterns from a large amount of data, and use data mining, machine learning and other methods to improve business and decision-making level.
6. User experience designer: design user interface, simplify user operation process and improve user satisfaction.
7. Project manager: responsible for the overall planning and supervision of the team, organizing development, testing, online and other links to ensure the quality and progress of the project.
In short, information technology jobs include computer hardware, software, network, security, data, design and other fields, mainly providing IT technical support and services for enterprises and users.