Software Engineering deals with the building of complex software systems. It includes design and engineering, architecture construction, selection and/or construction of suitable tools, programming, testing, and tuning.
An information system is a picture of a real-world segment in the field of information. It is the total infrastructure, organization, staff, and components used to collect, analyze, store, transmit, display, disseminate and dispose of information.
The success of an information system is measured by the satisfaction and acceptance of those for whom it is intended.
It is not enough to just computerize the world that exists. Our task is to focus all our knowledge, skills, analytical and critical thinking, inventiveness, and creativity on improving existing processes and creating new, better systems. Some of the jobs, most common for software engineers and information engineers, are software design and development; information system development management, database systems management; business analytics; data analysis, and processing.