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: Star Schema, Power BI, Data Modeling, Data Analysis Expressions (DAX), Model Optimization, Snowflake Schema, Database Design, Performance Tuning, Data Analysis, Business Intelligence, Data Visualization, Time Series Analysis and Forecasting
★ 4.3 (839) · Beginner · Course · 1 - 4 Weeks
University of Washington
Skills you'll gain: Scientific Visualization, Data Ethics, Data Presentation, Statistical Visualization, Data Storytelling, Data Visualization Software, Data Sharing, Data Governance, Big Data, Technical Communication, Graphic and Visual Design, Cloud Computing, Amazon Web Services, Information Privacy, Ethical Standards And Conduct
★ 3.4 (142) · Mixed · Course · 1 - 4 Weeks

University of Illinois Urbana-Champaign
Skills you'll gain: Data Structures, Data Storage, Algorithms, Database Systems, Theoretical Computer Science
★ 4.8 (924) · Mixed · Course · 1 - 4 Weeks

Packt
Skills you'll gain: NumPy, Time Series Analysis and Forecasting, Scikit Learn (Machine Learning Library), Predictive Modeling, Pandas (Python Package), Matplotlib, Plot (Graphics), Data Analysis, Predictive Analytics, Data Visualization, Database Management, Applied Machine Learning, Text Mining, Data Manipulation, Data Science, Data Processing, Python Programming, Statistical Analysis, Data Wrangling, Big Data
Beginner · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Tidyverse (R Package), Clinical Data Management, R (Software), Health Insurance Portability And Accountability Act (HIPAA) Compliance, R Programming, Medical Privacy, Clinical Research Ethics, Google Cloud Platform, Data Ethics, Data Science, Health Informatics, Statistical Programming, Data Wrangling, Data Processing, Electronic Medical Record, Data Manipulation, SQL, Data Access, Query Languages
★ 4.5 (436) · Intermediate · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Data Visualization Software, Data Visualization, Data Storytelling, Interactive Data Visualization, Plot (Graphics), Plotly, Matplotlib, Data Presentation, Dashboard, Dashboard Creation, Seaborn, Tableau Software, Scatter Plots, Histogram, Google Sheets, Microsoft Excel, Data Analysis, Python Programming, Cloud Applications, Business Communication
★ 4.2 (28) · Intermediate · Course · 1 - 4 Weeks

University of Leeds
Skills you'll gain: Jupyter, Programming Principles, Computer Programming Tools, Computer Programming, Python Programming, Software Installation, Data Structures, Data Science
★ 4.4 (30) · Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Data Analysis, Analysis, Analytics, Statistical Analysis, Statistical Programming, Spreadsheet Software, Analytical Skills, Exploratory Data Analysis, Descriptive Analytics, Data Processing, Data Cleansing, Statistical Methods, Data Collection, Advanced Analytics, Statistics, R (Software), Predictive Analytics, Data Presentation, Query Languages, Data Visualization
★ 3.5 (36) · Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Statistical Hypothesis Testing, Correlation Analysis, Statistical Analysis, Statistical Software, Statistical Programming, Statistical Methods, Probability & Statistics, Statistical Visualization, Analytics, Data Analysis Software, Data Analysis, R (Software), Business Analytics, Data Visualization, R Programming, Statistics, Statistical Inference, Variance Analysis, Descriptive Statistics, Sampling (Statistics)
★ 4.8 (32) · Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Tidyverse (R Package), Data Import/Export, R (Software), Data Wrangling, R Programming, Data Manipulation, Data Analysis, Ggplot2, Relational Databases, Data Transformation, Data Cleansing, grep, Programming Principles
★ 4.1 (13) · Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Plotly, Exploratory Data Analysis, Scatter Plots, Plot (Graphics), Data Visualization, Data Visualization Software, Interactive Data Visualization, Data Analysis, Python Programming
★ 4 (51) · Intermediate · Guided Project · Less Than 2 Hours

Meta
Skills you'll gain: Restful API, SQL, React Native, Database Management, Databases, Application Programming Interface (API), API Design, Relational Databases, Data Persistence, Mobile Development, Data Storage Technologies, Data Management, Application Development, Authentications
★ 4.7 (69) · Intermediate · Course · 1 - 3 Months