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: Apache Kafka, Real Time Data, Data Pipelines, Apache Spark, Scala Programming, Spring Boot, Java Programming, Development Environment, Apache, JSON, Data Processing, Information Architecture, Data Transformation, Solution Design, Content Management, Data Import/Export, Performance Tuning, Software Architecture, Data Validation, System Configuration
Beginner · Specialization · 1 - 3 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Data Visualization, Data Literacy, Tableau Software, Data Presentation, Interactive Data Visualization, Data Visualization Software, Data Compilation, Excel Macros, Analytics, Accounting Software, Accounting and Finance Software, Specialized Accounting, Analytical Skills, Accounting Systems, Business Analytics, Microsoft Excel, Spreadsheet Software, Data Analysis, Predictive Analytics, Data Architecture
★ 4.8 (456) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Apache Hadoop, Big Data, Data Infrastructure, File Systems, Data Processing, Data Storage, Java, Systems Administration, Distributed Computing, File I/O, System Configuration, File Management, Metadata Management, Computing Platforms, Linux Commands
Mixed · Course · 1 - 3 Months

Logical Operations
Skills you'll gain: Tableau Software, Report Writing, Data Visualization Software, Dashboard, Data Visualization, Data Analysis, Data-Driven Decision-Making, Dashboard Creation, Data Presentation, Ad Hoc Reporting, Interactive Data Visualization, Microsoft Excel, Data Manipulation, Data Sharing, Microsoft PowerPoint, Data Management, Decision Making, Productivity Software, Microsoft Office
Mixed · Course · 1 - 3 Months

Dartmouth College
Skills you'll gain: C (Programming Language), Memory Management, C and C++, Embedded Systems, Data Structures, Programming Principles, Computer Engineering, Algorithms, Computer Programming, Linux
★ 4.4 (58) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Cloud Storage, Data Storage, Microsoft Azure, Data Storage Technologies, Cloud Applications, Cloud Management, Data Architecture, Cloud Security, Data Management, Data Security, Application Development, Authentications, Encryption, Analytics
★ 4.5 (36) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Tableau Software, Data Visualization Software, Data Analysis, Dashboard, Dashboard Creation
★ 4.8 (22) · Advanced · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Data Storytelling, Data Presentation, Data Visualization, Storytelling, Data Collection, Data Quality, Business Analytics, Data Visualization Software, Data-Driven Decision-Making, Analytics, Data Analysis, Analytical Skills, R (Software), Communication, Digital Marketing, Health Care
★ 4.6 (659) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Tableau Software, Data Transformation, Data Integration, Pivot Tables And Charts, Data Maintenance, Data Visualization Software, Data Wrangling, Relational Databases, Data Management, Advanced Analytics, Data Manipulation, Data Analysis, Analytics, Data Cleansing, Data Quality, Data Import/Export, Forecasting
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Entry, Microsoft Excel, Pivot Tables And Charts, Excel Formulas, Spreadsheet Software, Data Visualization, Data Visualization Software, Dashboard, Microsoft Office, Case Studies, Data Management, Business Analytics, Exploratory Data Analysis, Productivity Software, Business, Analysis, Data Presentation, Data Analysis, Data Manipulation, Data Literacy
★ 4.7 (16) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Data Import/Export, Data Visualization Software, Data Visualization, Data Presentation, Interactive Data Visualization, Extract, Transform, Load, Dashboard Creation, Histogram, Data Transformation, Data Processing, Apache Kafka, Data Pipelines, MySQL
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Pandas (Python Package), Data Import/Export, Matplotlib, Plot (Graphics), Pivot Tables And Charts, Jupyter, Data Visualization Software, Microsoft Excel, Data Analysis, Spreadsheet Software, Text Mining, Data Wrangling, Data Access, Data Manipulation, Data Cleansing, Data Presentation, Data Processing, Data Integration, Programming Principles, Time Series Analysis and Forecasting
★ 4.7 (41) · Intermediate · Specialization · 3 - 6 Months