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.

Universidad Nacional Autónoma de México
Skills you'll gain: Data Warehousing, Extract, Transform, Load, Business Intelligence, Data Mining, Big Data, Predictive Analytics, Analytics, Data Modeling, MySQL, Apache Hadoop, Data Integration, Star Schema, Unstructured Data, Database Design, Data Processing, SQL, Classification Algorithms
Intermediate · Course · 1 - 3 Months

University at Buffalo
Skills you'll gain: Data Storytelling, Statistical Process Controls, Data Analysis Software, Data Presentation, Data Visualization Software, Data-Driven Decision-Making, Business Analytics, Tableau Software, Data Analysis, Process Capability, Minitab, Data Cleansing, Statistical Analysis, Data Quality, Process Analysis, Business Planning, Variance Analysis, Action Oriented
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Warehousing, MongoDB, IBM Cognos Analytics, Extract, Transform, Load, NoSQL, Apache Spark, IBM DB2, Big Data, Dashboard Creation, Data Integration, Dashboard, Business Intelligence, Database Architecture and Administration, PySpark, Data Pipelines, Analytics, Databases, Relational Databases, SQL, Python Programming
Advanced · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Scientific Visualization, Data Visualization Software, Visualization (Computer Graphics), Statistical Visualization, Computer Displays, Data Presentation, Time Series Analysis and Forecasting, Display Devices, Scalability, Data Validation, Computer Graphics, 3D Modeling, Medical Imaging, Computer Graphic Techniques
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Statistical Visualization, Data Visualization Software, Data Visualization, Data Presentation, STATA (Software), Scatter Plots, Plot (Graphics), Box Plots, Exploratory Data Analysis, Histogram, Descriptive Statistics, Heat Maps, Graphing, Probability Distribution
Intermediate · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Teradata SQL, Exploratory Data Analysis, SQL, Data Modeling, Database Design, Database Administration, Database Systems, Database Architecture and Administration, Database Management, Database Management Systems, Data Store, JSON, Data Integration, Relational Databases, Data Architecture, Advanced Analytics, Analytics, Data Analysis, Business Intelligence, Data-Driven Decision-Making
Beginner · Specialization · 1 - 3 Months

Coursera
Skills you'll gain: Milestones (Project Management), Timelines, Management Reporting, IT Management, Information Management, Data Management, Data Entry, Technical Communication, Project Documentation, Project Management Office (PMO), Data Architecture, Stakeholder Communications, Project Implementation, Project Risk Management, Project Planning, Project Management Institute (PMI) Methodology, Maintainability
Intermediate · Course · 1 - 4 Weeks

University of California, Davis
Skills you'll gain: Presentations, Data Presentation, SQL, Descriptive Statistics, Data Storytelling, Data Analysis, Peer Review, Exploratory Data Analysis, Descriptive Analytics, Statistical Analysis, Data Modeling, Database Design, Performance Metric, Business Metrics, Analytical Skills, Business Analytics, Text Mining, Data Science, Data Import/Export, Target Audience
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Databricks, Data Lakes, Data Pipelines, Data Integration, JSON, Dashboard, SQL, Data Manipulation, Apache Spark, Dashboard Creation, Data Management, Data Transformation, Version Control
Intermediate · Guided Project · Less Than 2 Hours

Universiteit Leiden
Skills you'll gain: Statistical Inference, Statistical Hypothesis Testing, Regression Analysis, R Programming, Data Analysis, Statistical Analysis, Descriptive Analytics, R (Software), Descriptive Statistics, Statistical Methods, Sampling (Statistics), Analysis, Probability & Statistics, Data Ethics, Data Collection, Analytical Skills, Medical Privacy, Exploratory Data Analysis, Statistical Reporting, Logistic Regression
Beginner · Course · 1 - 3 Months

Fred Hutchinson Cancer Center
Skills you'll gain: Bioinformatics, Data Analysis Software, Data Processing, Data Analysis, Data Literacy, Molecular Biology, Metadata Management, Science and Research, R Programming, Spatial Data Analysis, Data Collection, Scientific Methods, Research, Cell Biology, Informatics, Biology, General Science and Research, Laboratory Techniques, Analysis, Research Methodologies
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Extract, Transform, Load, Data Validation, Data Transformation, Applied Machine Learning, Object-Relational Mapping, Data Wrangling, Data Cleansing, Data Manipulation, Data Integration, Web Scraping, Data Quality, Data Pipelines, Pandas (Python Package), Descriptive Statistics, Data Modeling, Data Science, Python Programming, Scikit Learn (Machine Learning Library), Extensible Markup Language (XML), Data Analysis
Beginner · Specialization · 1 - 4 Weeks