Data wrangling courses can help you learn data cleaning, transformation techniques, and data integration methods. You can build skills in handling missing values, reshaping datasets, and merging data from multiple sources. Many courses introduce tools such as Python libraries like Pandas and NumPy, as well as SQL for database management, showing how these skills streamline data preparation for analysis and visualization.

Skills you'll gain: Seaborn, Data Literacy, Plot (Graphics), Matplotlib, Scatter Plots, Statistical Visualization, Data Presentation, Data Visualization Software, Box Plots, Descriptive Statistics, Exploratory Data Analysis, Statistical Analysis, Pandas (Python Package), NumPy
Mixed · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Calculus, Integral Calculus, Numerical Analysis, Advanced Mathematics, Mathematical Theory & Analysis, Mathematical Modeling, Data Analysis, Linear Algebra, Probability, Geometry, Applied Mathematics, Visualization (Computer Graphics), Mechanics, Engineering Calculations, Graphing, Spatial Data Analysis, Physics
Intermediate · Specialization · 3 - 6 Months

Northeastern University
Skills you'll gain: Database Management Systems, Data Modeling, Database Design, Database Theory, NoSQL, Big Data, Data Governance, Database Architecture and Administration, Data Storage, Data Integration, Unified Modeling Language, Apache Hadoop, MongoDB, Apache Spark
Mixed · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Linear Algebra, Applied Mathematics, Data Science, Data Analysis, Statistical Methods, Algebra, Numerical Analysis
Intermediate · Course · 1 - 3 Months
Skills you'll gain: Data Ethics, Responsible AI, Emerging Technologies, Business Ethics, Big Data, Information Privacy, Personally Identifiable Information, Diversity Awareness, Data Security, Artificial Intelligence
Beginner · Course · 1 - 3 Months

Skills you'll gain: Metadata Management, Data Manipulation, Data Integration, Extract, Transform, Load, Database Management Systems, Data Transformation, Data Access, Data Migration, Data Warehousing, Data Pipelines, Data Validation, Version Control
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Structures, Graph Theory, Algorithms, Java, Object-Relational Mapping, Performance Tuning
Intermediate · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Web Scraping, MySQL, SQL, JSON, Scripting, Data Manipulation, Data Structures, Query Languages, Database Management, Databases, Data Import/Export, Data Storage Technologies, Spatial Analysis, Python Programming
Intermediate · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Bash (Scripting Language), Linux Commands, Shell Script, Linux, Linux Administration, Unix Shell, File Management, Unix, Unix Commands, File Systems, Scripting, Command-Line Interface, Remote Access Systems, Data Manipulation, Data Processing, Data Management
Intermediate · Course · 1 - 4 Weeks

University of Pittsburgh
Skills you'll gain: Statistical Analysis, Statistical Modeling, Predictive Modeling, Data Analysis, Statistics, Integral Calculus, Probability & Statistics, Data Science, Probability Distribution, Calculus, Mathematics and Mathematical Modeling, Mathematical Theory & Analysis, Applied Mathematics, Derivatives, Mathematical Modeling, Machine Learning, Algorithms
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Analysis Expressions (DAX), Power BI, Business Analysis, Financial Data, Business Intelligence, Data Modeling, Financial Analysis, Time Series Analysis and Forecasting, Data Visualization, Data Import/Export
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Generative AI, Matplotlib, Plotly, Data Ethics, Data Visualization, Data Cleansing, Data Manipulation, Exploratory Data Analysis, Pandas (Python Package), Data Transformation, Interactive Data Visualization, Data Visualization Software, Data Storytelling, Data Analysis, Scikit Learn (Machine Learning Library), Jupyter, Python Programming, Machine Learning
Beginner · Course · 1 - 3 Months