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.

Coursera
Skills you'll gain: Matplotlib, Plot (Graphics), Trend Analysis, Data Analysis, Environmental Social And Corporate Governance (ESG), Exploratory Data Analysis, Scientific Visualization, Climate Change Programs, Pivot Tables And Charts, Data Presentation, Analytical Skills, Time Series Analysis and Forecasting, Market Data, Sustainable Business, Descriptive Analytics, Data Storytelling, Anomaly Detection, Data Visualization Software, Environmental Monitoring, Report Writing
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Rmarkdown, Version Control, Data Science, R (Software), Git (Version Control System), GitHub, Software Versioning, Data Literacy, General Science and Research, Data Analysis, R Programming, Development Environment, Statistical Reporting, Software Installation
★ 4.6 (34K) · Mixed · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Extract, Transform, Load, Data Modeling, Clinical Data Management, Database Design, Data Mapping, Data Dictionary, Data Quality, Data Transformation, Data Integrity, Data Validation, Data Integration, Health Informatics, Relational Databases, SQL, Query Languages
★ 4.2 (66) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Storytelling, Data Presentation, Storytelling, Interactive Data Visualization, Data Visualization, Data Literacy, Data Visualization Software, Presentations, Data-Driven Decision-Making, Persuasive Communication, Driving engagement
Intermediate · Course · 1 - 4 Weeks

University of California, Irvine
Skills you'll gain: Data Storytelling, Data Presentation, Interactive Data Visualization, Statistical Visualization, Data Literacy, Data Visualization Software, Tableau Software, Data Ethics, Exploratory Data Analysis, Data Integrity, Correlation Analysis
★ 4 (10) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Data Ethics, Data Quality, Data Cleansing, Data Sharing, Information Privacy, Data Analysis, Data Access, Informed Consent
★ 4.8 (10) · Beginner · Course · 1 - 4 Weeks

John Wiley & Sons
Skills you'll gain: Database Systems, Database Management, Database Administration, Relational Databases, Databases, Database Architecture and Administration, Database Management Systems, Database Software, Database Theory, Transaction Processing, Scripting, Scripting Languages, Disaster Recovery, SQL, Data Security, NoSQL, Data Manipulation, Data Analysis
Intermediate · Course · 1 - 4 Weeks

Fractal Analytics
Skills you'll gain: Data Storytelling, Decision Making, Critical Thinking, Database Design, Data Manipulation, Data Presentation, Power BI, Data Visualization, Model Evaluation, Feature Engineering, Model Deployment, Interactive Data Visualization, Data Wrangling, Critical Thinking and Problem Solving, Data Analysis Expressions (DAX), Human Centered Design, SQL, Machine Learning, Problem Solving, Python Programming
★ 4.4 (587) · Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Jupyter, R (Software), R Programming, GitHub, Software Development Tools, Data Visualization Software, Data Science, Statistical Programming, Cloud Hosting, Cloud Computing, Git (Version Control System), Application Programming Interface (API), Other Programming Languages, Development Environment, Query Languages, Python Programming, Machine Learning, Open Source Technology
★ 4.5 (30K) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Storytelling, Data Presentation, Dashboard, Data Analysis Expressions (DAX), Power BI, Data Visualization, Key Performance Indicators (KPIs), Data Transformation, Dashboard Creation, Presentations, Data Synthesis, Usability Testing, Microsoft PowerPoint, Star Schema, Data Integration, Business Intelligence Software, Microsoft Excel, Statistical Visualization, Business Intelligence, Data Cleansing
★ 4.6 (1.8K) · Beginner · Specialization · 3 - 6 Months

Wesleyan University
Skills you'll gain: Statistical Hypothesis Testing, Statistical Analysis, Statistical Software, Correlation Analysis, Statistical Programming, Data Analysis Software, SAS (Software), Data Analysis, Statistical Methods, Quantitative Research, Data Manipulation, Probability & Statistics, Statistical Modeling, Analytical Skills, Data Management, Statistical Inference
★ 4.5 (416) · Mixed · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Data Storytelling, Data Presentation, Power BI, Data Visualization Software, Data Visualization, Data-Driven Decision-Making, Scatter Plots, Software Installation
★ 4.7 (106) · Beginner · Course · 1 - 4 Weeks