Data Engineering
Data engineers design, build, and operate the systems and processes required to transform raw data into usable information.
Data engineering is a central part of modern companies. Data engineers play a crucial role in turning raw data into valuable insights. Through their work, they enable companies to make data-driven decisions and strengthen their competitive advantage.
Tasks in data engineering
- Data integration: Combining data from various sources (e.g. databases, APIs, sensors).
- Data transformation: Converting raw data into a format suitable for analysis.
- Data modeling: Create logical and physical data models.
- Data storage: Selection and configuration of suitable storage solutions (e.g. data warehouses, data lakes).
- Data pipelines: Development of automated processes for data extraction, transformation and loading (ETL).
- Data quality: Ensuring the accuracy, completeness, and consistency of data.
Why is data engineering important?
- Data-driven decisions: Data engineers provide the basis for data-based decisions by providing high-quality data.
- Scalability: They build systems that can handle growing amounts of data.
- Efficiency: By automating processes, they increase the efficiency of data processing.
- Innovation: Data engineers make it possible to use new technologies such as Machine learning and artificial intelligence.
Key technologies in data engineering
- SQL: The standard language for working with relational databases.
- Python: A versatile programming language for data analysis and Machine learning.
- Cloud platforms: Cloud-based services such as AWS, Azure, and GCP provide scalable and cost-effective solutions for data engineering.
- Big data technologies: Hadoop, Spark, and other technologies for processing large amounts of data.
Here are a few more topics that you can find out more about:
- Data warehousing vs. Data Lake
- ETL vs. ELT
- Data virtualization
- Cloud-native data engineering
- DataOps
Note: Our team benefited from the support of AI technologies while creating and maintaining this glossary.
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