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.

Corporate Finance Institute
Skills you'll gain: Dashboard, Microsoft Excel, Pivot Tables And Charts, Star Schema, Spreadsheet Software, Dashboard Creation, Data Transformation, Data Analysis Expressions (DAX), Data Storytelling, Data Analysis, Excel Formulas, Extract, Transform, Load, Consolidation, Data Visualization Software, Data Presentation, Data Modeling, Business Intelligence, Competitive Analysis, Data Wrangling, Data Manipulation
★ 4.8 (200) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Cloud Computing Architecture, Amazon Elastic Compute Cloud, Cloud Engineering, Data Visualization Software, Cloud Storage, Data Import/Export, Dashboard Creation, Data Strategy, Data Integration, Real Time Data, Data Storage, Data Validation
Intermediate · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Memory Management, C (Programming Language), C and C++, Data Structures, Secure Coding, Application Security, System Programming, Programming Principles
★ 4.5 (73) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Dashboard, Pivot Tables And Charts, Dashboard Creation, Data Visualization, Spreadsheet Software, Data Presentation, Performance Analysis, Microsoft Excel, Interactive Data Visualization, Sales, Data Transformation, Data Manipulation
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Database Design, Relational Databases, SQL, Database Development, Databases, R Programming, R (Software), Data Science, Query Languages, Data Access, Data Manipulation, Data Analysis
★ 4.4 (192) · Beginner · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Data Governance, Gmail, Google Workspace, Data Loss Prevention, Data Management, Data Security, Information Management, Records Management, Email Security, Data Storage, Data Import/Export
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Plotly, PyTorch (Machine Learning Library), NumPy, Matplotlib, Object Oriented Programming (OOP), Pandas (Python Package), Plot (Graphics), Data Structures, Unit Testing, Object Oriented Design, Python Programming, File I/O, Data Visualization Software, Algorithms, Interactive Data Visualization, Machine Learning Methods, Computational Thinking, Programming Principles, Computer Programming, Program Development
Intermediate · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Statistical Inference, Statistical Modeling, Statistical Hypothesis Testing, Regression Analysis, R Programming, Data Ethics, Statistical Analysis, Experimentation, Research Design, Statistical Methods, Statistical Programming, Data Science, Data Analysis, R (Software), Predictive Modeling, Statistical Software, Predictive Analytics, Probability & Statistics, General Science and Research, Correlation Analysis
★ 4.1 (62) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: R (Software), Data Manipulation, Web Scraping, R Programming, Data Analysis, Data Science, Data Structures, Data Import/Export, Programming Principles, Jupyter, File I/O, Integrated Development Environments, Debugging
★ 4.5 (615) · Beginner · Course · 1 - 3 Months

Logical Operations
Skills you'll gain: NumPy, Data Transformation, Data Manipulation, Data Cleansing, Jupyter, Data Processing, Data Analysis, Data Science, Data Import/Export, Python Programming, Data Management, Virtual Machines, Virtualization and Virtual Machines, Computer Programming, Computer Programming Tools, Software Development
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Financial Data, Big Data, Analytics, Accounting Systems, Enterprise Resource Planning, Data Mining, Governance Risk Management and Compliance, Advanced Analytics, Governance, Data Visualization, Predictive Analytics, Statistical Visualization, Control Objectives for Information and Related Technology (COBIT), Financial Systems, Data-Driven Decision-Making, Financial Analysis, Business Systems, Information Systems, Accounting, Systems Analysis
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Data Structures, Algorithms, Python Programming, Computer Programming, Computational Thinking, Data Processing, Data Analysis Expressions (DAX), Data Analysis
Intermediate · Course · 1 - 3 Months