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: Performance Tuning
Intermediate · Course · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Data Visualization Software, Interactive Data Visualization, Geospatial Information and Technology, Color Theory, Tree Maps, Data Storytelling, Heat Maps, Data Mapping, Text Mining, Unstructured Data, Network Analysis
Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Apache Hadoop, Apache Hive, Big Data, Apache Spark, NoSQL, Data Management, Data Processing, SQL, Query Languages, Data Manipulation, Scripting Languages, Data Transformation
Intermediate · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Big Data, Google Cloud Platform, Analytics, Data Analysis, SQL, Query Languages
Beginner · Project · Less Than 2 Hours
Duke University
Skills you'll gain: Data Storytelling, Dashboard, Tableau Software, Data Visualization, Business Analytics, Business Process, Business Process Improvement, Presentations, Data Visualization Software, Data Analysis, Visualization (Computer Graphics), Stakeholder Communications, Data Manipulation
Mixed · Course · 1 - 3 Months

Eindhoven University of Technology
Skills you'll gain: Business Process, Process Analysis, Process Improvement, Business Process Management, Data Mining, Business Process Modeling, Process Optimization, Data Processing, Real Time Data, Data Science, Verification And Validation, Data Validation
Intermediate · Course · 1 - 3 Months

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

Google Cloud
Skills you'll gain: Looker (Software), Dashboard, Data Visualization Software, Data Analysis, Data Sharing, Data Presentation, Data Manipulation, Data Import/Export
Beginner · Course · 1 - 3 Months

Skills you'll gain: Regression Analysis, Statistical Hypothesis Testing, Data Analysis, Advanced Analytics, Statistical Analysis, Correlation Analysis, Analytical Skills, Business Analytics, Supervised Learning, Statistical Modeling, Scikit Learn (Machine Learning Library), Variance Analysis, Predictive Modeling, Probability & Statistics, Exploratory Data Analysis, Machine Learning, Python Programming
Advanced · Course · 1 - 3 Months

Fractal Analytics
Skills you'll gain: Data Ethics, Generative AI, LLM Application, Artificial Intelligence, Data Structures, Data Science, Machine Learning
Intermediate · Course · 1 - 4 Weeks

Arizona State University
Skills you'll gain: Data Transformation, Engineering Management, Data-Driven Decision-Making, Data Storytelling, Data Integration, Capacity Management, Data Analysis, Unstructured Data, Data Management, Business Intelligence, Data Governance, Management Reporting
Beginner · Course · 1 - 4 Weeks

Tableau Learning Partner
Skills you'll gain: Data Storytelling, Exploratory Data Analysis, Requirements Elicitation, Data Presentation, Data Governance, Data Ethics, Tableau Software, Business Analysis, Data Literacy, Data Visualization, Data Visualization Software, Data Warehousing, Business Metrics, Dashboard, Extract, Transform, Load, Stakeholder Analysis, Data Analysis, Spatial Data Analysis, Data Quality, Data Management
Beginner · Professional Certificate · 3 - 6 Months