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.

Microsoft
Skills you'll gain: Microsoft Visio, Dashboard, Data Visualization, Dashboard Creation, Data Visualization Software, Interactive Data Visualization, Data Presentation, Data Validation, Data Mapping, Diagram Design, Usability Testing, User Feedback, Timelines, Data Integration, User Acceptance Testing (UAT), Real Time Data, Data Quality, Project Schedules, Project Management, Automation
Advanced · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Data Mining, Data Pipelines, Analytical Skills, Data Preprocessing, Ideation, Exploratory Data Analysis, Model Evaluation, Technical Writing, Technical Communication
★ 4.4 (33) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Structures, Algorithms, Software Visualization, Pseudocode, Programming Principles, Computational Thinking, Theoretical Computer Science, Computer Science, Technical Communication, Computer Programming, Graph Theory, Software Design Patterns, Communication
★ 4.6 (833) · Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Dashboard Creation, Data Visualization Software, Data Visualization, Dashboard, Interactive Data Visualization, Google Cloud Platform
★ 4.1 (17) · Intermediate · Project · Less Than 2 Hours
Skills you'll gain: Data Validation, Spreadsheet Software, Data Analysis, Data Manipulation, Analytical Skills, Consolidation, Excel Formulas, Query Languages, Data Compilation, Pivot Tables And Charts, Data Quality, SQL, Data Integration, Data Transformation, Data Processing, Database Management
★ 4.6 (12K) · Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Data Visualization, Data Visualization Software, Statistical Visualization, Data Storytelling, Data Manipulation, Data Presentation, Dashboard Creation, Statistical Reporting, Data Wrangling, Dashboard, Data Analysis, Data Cleansing, Plot (Graphics), R (Software), R Programming, Tidyverse (R Package), Data Preprocessing, Data Transformation, Graphic and Visual Design, Data Import/Export
★ 5 (38) · Mixed · Course · 1 - 4 Weeks

Wesleyan University
Skills you'll gain: Regression Analysis, Data Storytelling, Logistic Regression, Classification And Regression Tree (CART), Statistical Hypothesis Testing, Descriptive Statistics, Data Presentation, Statistical Analysis, Statistical Software, Correlation Analysis, Exploratory Data Analysis, Data Manipulation, Decision Tree Learning, Data Visualization Software, Data Management, Statistical Machine Learning, Data Analysis, Statistical Methods, Machine Learning, Statistics
★ 4.4 (1.4K) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Data Cleansing, Rmarkdown, Data Storytelling, Data Presentation, Data Validation, Spreadsheet Software, Data Visualization, Data Ethics, Tableau Software, Data Visualization Software, Data Analysis, Google Sheets, R (Software), Ggplot2, Analytical Skills, Stakeholder Communications, Presentations, Data Quality, Data Collection, Case Studies
★ 4.9 (4.1K) · Beginner · Professional Certificate · 3 - 6 Months

Stanford Online
Skills you'll gain: Feature Engineering, Data Ethics, Healthcare Ethics, Clinical Research, Clinical Data Management, Health Informatics, Clinical Research Ethics, Unstructured Data, Data Mining, Health Information Management, Electronic Medical Record, Data Transformation, Data Wrangling, Data Collection, Data Preprocessing, Text Mining, Health Disparities, Responsible AI, Medical Imaging
★ 4.6 (515) · Beginner · Course · 1 - 3 Months

University of Leeds
Skills you'll gain: Exploratory Data Analysis, Data Cleansing, Statistical Methods, Statistical Visualization, Plot (Graphics), Statistical Modeling, Data Visualization, Statistics, R (Software), Data Analysis, Statistical Software, Probability & Statistics, Data Literacy, Statistical Inference, R Programming, Descriptive Statistics, Box Plots, Data Visualization Software, Histogram, Probability
★ 4.5 (10) · Intermediate · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Data Lakes, Data Warehousing, Data Architecture, Star Schema, Microsoft Azure, Extract, Transform, Load, Transaction Processing, Transact-SQL, Data Pipelines, Information Management, Power BI, Operational Databases, Data Storage Technologies, Data Processing, Data Storage, Data Maintenance, Performance Tuning, Data Access, Dependency Analysis, Data Analysis
Advanced · Course · 1 - 3 Months

Coursera
Skills you'll gain: Marketing Operations, Information Privacy, General Data Protection Regulation (GDPR), Customer Data Management, Personally Identifiable Information, Law, Regulation, and Compliance, Customer Communications Management, Data Management, Compliance Management, Data Security, Data Mapping, Email Marketing, Risk Analysis, Record Keeping, Document Management, Auditing, Data Integrity, Data Strategy, Data Access, Data Flow Diagrams (DFDs)
Beginner · Course · 1 - 4 Weeks