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.

Skills you'll gain: Dataflow, Data Pipelines, Data Processing, Real Time Data, Extract, Transform, Load, File I/O, Data Transformation, Jupyter, SQL
★ 4 (44) · Advanced · Course · 1 - 3 Months

Knowledge Accelerators
Skills you'll gain: Dashboard Creation, Pivot Tables And Charts, Power BI, Spreadsheet Software, Data Analysis, Analytics, Business Modeling, Business Analysis, Data Storytelling, Data Presentation, Microsoft 365, Trend Analysis, Data Security, Data Entry, Data Management, Productivity
★ 3.7 (6) · Intermediate · Course · Less Than 2 Hours

Skills you'll gain: Data Warehousing, Extract, Transform, Load, Data Pipelines, Data Integration, Data Processing, Data Quality
Beginner · Course · 1 - 4 Weeks

Politecnico di Milano
Skills you'll gain: Health Policy, Economics, Policy, and Social Studies, Epidemiology, Crisis Management, Environmental Monitoring, Policy Analysis, Research, and Development, Emergency Response, Data Literacy, Spatial Data Analysis, Infection Control, Socioeconomics, Geographic Information Systems, Geospatial Information and Technology, Public Health, Public Health and Disease Prevention, Infectious Diseases, Data Science, Financial Systems, Financial Modeling, Finance
★ 4.5 (6) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Splunk, Scripting, Servers, Dataflow, Data Pipelines, IT Automation, Microsoft Servers, Windows Servers, Operating System Administration, System Monitoring, Performance Tuning, System Configuration, Systems Administration, Data Import/Export, Network Monitoring, Event Monitoring, Data Integration, Configuration Management, Microsoft Windows, Continuous Monitoring
Mixed · Course · 1 - 3 Months

Alibaba Cloud Academy
Skills you'll gain: Dashboard, Big Data, Data Processing, Dashboard Creation, Data Visualization Software, Apache Hive, Apache Spark, Apache Hadoop, Data Manipulation, SQL, Business Intelligence, Data Integration, Data Analysis, Query Languages, Database Management
★ 4.5 (51) · Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Calculus, Applied Mathematics, Data Modeling, Model Optimization, Estimation, Graphing, Mathematical Modeling, Data Analysis Software, Algebra, Cost Estimation, Mathematical Software, Linear Algebra, Trigonometry, General Mathematics, Advanced Mathematics, Analysis, Derivatives, Mathematical Theory & Analysis, Geometry, Data Analysis
★ 4.8 (400) · Intermediate · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Statistical Inference, Statistical Methods, Statistics, Probability & Statistics, Statistical Analysis, Sampling (Statistics), Applied Mathematics, Probability Distribution, Probability
★ 4.1 (96) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Performance Analysis, Performance Testing, Performance Measurement, Benchmarking, Data Modeling, Analysis, Extract, Transform, Load, Data-Driven Decision-Making, Statistical Analysis
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Data Visualization, Excel Formulas, Microsoft Excel, Data Presentation, Pivot Tables And Charts, Data Visualization Software, Data Storytelling, Spreadsheet Software, Report Writing, Microsoft Copilot, Data Analysis, Data Synthesis, Anomaly Detection, Data Integration, Data-Driven Decision-Making, Trend Analysis, Statistical Analysis, Prompt Engineering, Exploratory Data Analysis, Statistical Methods
★ 4.2 (48) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Dashboard, Dashboard Creation, Data Presentation, Tableau Software, Data Visualization Software, Data Literacy, Descriptive Analytics, Data Import/Export
★ 3.6 (11) · Intermediate · Guided Project · Less Than 2 Hours

University of Maryland, College Park
Skills you'll gain: Data Storytelling, Digital Transformation, Data-Driven Decision-Making, Business Transformation, Data Presentation, Data Literacy, Agile Project Management, Business Analytics, Strategic Decision-Making, Decision Intelligence, Data Strategy, Analytics, Customer experience improvement, Scaled Agile Framework, Agile Methodology, Storytelling, Presentations, Microsoft Power Platform, Applied Machine Learning, Stakeholder Communications
★ 4.9 (27) · Beginner · Specialization · 3 - 6 Months