Data Scientists

What Does a Data Scientists Do?

Develop and implement a set of techniques or analytics applications to transform raw data into meaningful information using data-oriented programming languages and visualization software. Apply data mining, data modeling, natural language processing, and machine learning to extract and analyze information from large structured and unstructured datasets. Visualize, interpret, and report data findings. May create dynamic data reports.

Day-to-Day Responsibilities

• 1Analyze, manipulate, or process large sets of data using statistical software.
• 2Apply feature selection algorithms to models predicting outcomes of interest, such as sales, attrition, and healthcare use.
• 3Apply sampling techniques to determine groups to be surveyed or use complete enumeration methods.
• 4Clean and manipulate raw data using statistical software.
• 5Compare models using statistical performance metrics, such as loss functions or proportion of explained variance.
• 6Create graphs, charts, or other visualizations to convey the results of data analysis using specialized software.
• 7Deliver oral or written presentations of the results of mathematical modeling and data analysis to management or other end users.
• 8Design surveys, opinion polls, or other instruments to collect data.

Required Skills

• Alteryx software
• Amazon Elastic Compute Cloud EC2
• Amazon Redshift
• Amazon Simple Storage Service S3
• Amazon Web Services AWS SageMaker
• Amazon Web Services AWS software
• Apache Airflow
• Apache Cassandra
• Apache Hadoop
• Apache Hive

Data Scientists Salary