What does big data do? What does big data do?

Big data mainly includes data collection, storage, analysis and application.

According to China Big Data Industry Development Report 20021-2022 issued by Big Data Branch of China Information Association, the top 10 positions of big data talents are: big data architect, big data engineer, system developer, data product manager, data analyst, application developer, data scientist, machine learning engineer, data mining analyst and data modeler.

Big data research companies, Saas service platforms, some large enterprises and financial institutions that recruit big data jobs in China also need special big data jobs.

For example, the responsibilities of ETL engineers in Sandalwood, a big data research institution:

1, responsible for data warehouse modeling, source data import, data preprocessing design and development;

2. Participate in the development and optimization of ETL scheduling configuration;

3. Company business data collation, master data design and data standard design.

The job content of different big data jobs is quite different, which can be divided into three categories: data collection and storage, data processing and output, and data analysis and application.