Explain DATA ENGINEER: A specialist in data wrangling. “Data engineers are the ones that take the messy data... and build the infrastructure for real, tangible analysis. They run ETL software, marry data sets, enrich and clean all that data that companies have been storing for years.”[biewald] See also data wrangling. (A Wikipedia search for “data engineering” redirects to “information engineering,” an older term that describes a more enterprise-oriented job with greater system architecture responsibility and less hands-on work with the data.).
Different definitions in web development like data engineer in Dictionary D.
- Manual Data Science:
- Meaning extract knowledge and insights from large and complex data sets.”[patil] Data science work often requires knowledge of both statistics and software engineering. See also data engineer, machine data engineer.
- Manual Data Structure:
- Meaning A particular arrangement of units of data such as an array or a tree. People studying computer science learn about different data structures and their suitability for various tasks. See also algorithm data engineer.
- Manual Discrete Variable:
- Meaning potential values must be one of a specific number of values. If someone rates a movie with between one and five stars, with no partial stars allowed, the rating is a discrete variable. In a graph data engineer.
- Manual Decision Trees:
- Meaning uses a tree structure to represent a number of possible decision paths and an outcome for each path. If you have ever played the game Twenty Questions, then it turns out you are familiar with data engineer.
- Manual Dimension Reduction:
- Meaning dimensionality reduction. “We can use a technique called principal component analysis to extract one or more dimensions that capture as much of the variation in the data as possible... Dimensionality data engineer.
