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The Data Science Hierarchy of Needs


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Company
Role
Task Category
Task
Startup
6
Data Scientist
6
Learn
1
Artificial Intelligence, Deep Learning
Optimize
1
A/B Testing, Experimentation, Simple ML Algorithms
Aggregate/Label
1
Analytics, Metrics, Segments, Aggregates, Features, Training Data
Explore/Transform
1
Data Wrangling, Anomaly Detection, Data Preprocessing
Move/Store
1
Reliable data flow, Infrastructure, Pipelines, ETL, Structured and Unstructured Data Storage
Collect
1
Instrumentation, Logging, Sensors, External data, and User-Generated Content
Medium-Sized Company
6
Data Scientist
3
Learn
1
Artificial Intelligence, Deep Learning
Optimize
1
A/B Testing, Experimentation, Simple ML Algorithms
Aggregate/Label
1
Analytics, Metrics, Segments, Aggregates, Features, Training Data
Data Engineer
2
Explore/Transform
1
Data Wrangling, Anomaly Detection, Data Preprocessing
Move/Store
1
Reliable data flow, Infrastructure, Pipelines, ETL, Structured and Unstructured data storage
Software Engineer
1
Collect
1
Instrumentation, Logging, Sensors, External data, and User-Generated Content
Large Company
6
Research Scientist/Data Science Core/Machine Learning Engineers
1
Learn
1
Artificial Intelligence, Deep Learning
Data Science Analytics/Data Scientist
2
Optimize
1
A/B Testing, Experimentation, Simple ML Algorithms
Aggregate/Label
1
Analytics, Metrics, Segments, Aggregates, Features, Training Data
Data Engineer
2
Explore/Transform
1
Data Wrangling, Anomaly Detection, Data Preprocessing
Move/Store
1
Reliable data flow, Infrastructure, Pipelines, ETL, Structured and Unstructured data storage
Software Engineer/SWE
1
Collect
1
Instrumentation, Logging, Sensors, External data, and User-Generated Content


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