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.

Duke University
Skills you'll gain: Exploratory Data Analysis, R (Software), Ggplot2, Statistical Reporting, Data Visualization Software, Tidyverse (R Package), Data Visualization, Version Control, Data Analysis, Plot (Graphics), Statistics, Statistical Visualization, Data Wrangling, Data Science, R Programming, GitHub, Data Transformation, Statistical Analysis, Git (Version Control System), Statistical Programming
★ 4.7 (26) · Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Probability, Probability & Statistics, Probability Distribution, Bayesian Statistics, Statistics, Sampling (Statistics), Data Analysis, Correlation Analysis, Statistical Analysis, Statistical Inference
★ 4.5 (288) · Intermediate · Course · 1 - 3 Months

Logical Operations
Skills you'll gain: Data Structures, Data Processing, Verification And Validation, Python Programming, Data Manipulation, Programming Principles, Scripting, Scripting Languages, Computer Programming, Software Development
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: General Data Protection Regulation (GDPR), Information Privacy, Data Governance, Personally Identifiable Information, ISO/IEC 27001, Security Controls, Data Processing, Regulatory Compliance, Compliance Management, Data Security, Law, Regulation, and Compliance, Data Import/Export, Data Access, Informed Consent, Risk Management Framework, Risk Management
Beginner · Course · 3 - 6 Months

Skills you'll gain: Model Deployment, Google Cloud Platform, Real Time Data, Dataflow, Data Pipelines, Apache Kafka, Dashboard Creation, Data Preprocessing, Data Import/Export, Data Governance, Tensorflow, Feature Engineering, Data Lakes, Dashboard, Data Warehousing, Apache Spark, Metadata Management, Extract, Transform, Load, Big Data, Unstructured Data
★ 4.7 (126) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Apache Airflow, CI/CD, Data Pipelines, Continuous Deployment, Workflow Management, Site Reliability Engineering, Data Engineering, Model Deployment, Data Quality, Version Control, PostgreSQL, Git (Version Control System), Python Programming, Debugging, SQL, Production Management, Scheduling, Unit Testing, Linux Commands, Web Servers
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Visualization, Microsoft Excel, Data Visualization Software, Data Import/Export, Business Reporting, Microsoft Office, Microsoft 365, Productivity Software
★ 4.5 (69) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Pandas (Python Package), Pivot Tables And Charts, Data Manipulation, Data Import/Export, NumPy, Time Series Analysis and Forecasting, Business Reporting, Data Wrangling, Jupyter, Data Visualization, Microsoft Excel, Plot (Graphics), Data Transformation, Data Analysis, Data Cleansing, Data Preprocessing, Analytics, Data Processing, Python Programming, Data Analysis Software
★ 4.8 (22) · Beginner · Specialization · 1 - 3 Months

Logical Operations
Skills you'll gain: R Programming, R (Software), Data Science, Data Analysis, Statistical Modeling, Data Visualization, Statistical Analysis, Statistical Visualization, Regression Analysis, Statistical Machine Learning, Plot (Graphics), Data Structures, Computer Programming, Decision Tree Learning, Machine Learning Methods, Machine Learning, Software Development, Computer Programming Tools, Data Import/Export, Machine Learning Algorithms
Intermediate · Specialization · 1 - 3 Months

Coursera
Skills you'll gain: Data Manipulation, Tidyverse (R Package), Data Wrangling, Data Analysis, R Programming, R (Software), Data Transformation, Statistical Analysis
★ 4.6 (22) · Beginner · Guided Project · Less Than 2 Hours

Rice University
Skills you'll gain: Capital Budgeting, Financial Statements, Cash Flows, Probability & Statistics, Accounting, Bookkeeping, Finance, Financial Statement Analysis, Microsoft Excel, Descriptive Statistics, Box Plots, Fiscal Management, Statistical Methods, Probability Distribution, Financial Accounting, Income Statement, Statistical Visualization, Data Visualization, Financial Analysis, Data Analysis
★ 4.8 (3K) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Exploratory Data Analysis, Correlation Analysis, Plot (Graphics), Matplotlib, Seaborn, Data Cleansing, Data Visualization, Pandas (Python Package), Data Analysis, Data Manipulation, NumPy, Data Science, Statistical Analysis, Data Wrangling, Python Programming
★ 4.5 (445) · Beginner · Guided Project · Less Than 2 Hours