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.

Johns Hopkins University
Skills you'll gain: Data Visualization Software, Interactive Data Visualization, Geospatial Information and Technology, Color Theory, Tree Maps, Data Storytelling, Heat Maps, Data Mapping, Text Mining, Unstructured Data, Network Analysis
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Apache Kafka, Real Time Data, Data Pipelines, Apache Spark, Apache Hadoop, Scala Programming, Spring Boot, Development Environment, Apache, JSON, Data Processing, Information Architecture, Live Streaming, Data Transformation, Java, Restful API, Performance Tuning, Software Architecture, Data Validation, System Configuration
Beginner · Specialization · 1 - 3 Months

Simplilearn
Skills you'll gain: Power BI, Data Analysis Expressions (DAX), Dashboard, Data Visualization, Data Modeling, Interactive Data Visualization, Report Writing, Data Visualization Software, Data Storytelling, Data Transformation, Data Manipulation, Data Cleansing, Data Sharing, Key Performance Indicators (KPIs), Relationship Building
Beginner · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Data Modeling, Big Data, Data Management, Database Management Systems, Real Time Data, NoSQL, Database Design, Data Processing, Apache Hadoop, Data Structures, Scalability, Virtual Environment
Mixed · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Data Warehousing, Data Architecture, Data Storage, Extract, Transform, Load, Database Architecture and Administration, Data Integration, Star Schema, Cloud Storage, Data Mart, Database Design, Snowflake Schema, Query Languages, Metadata Management
Beginner · Course · 1 - 4 Weeks

Vanderbilt University
Skills you'll gain: SQL, Generative AI, Data Visualization, Database Design, Interactive Data Visualization, Query Languages, Data Capture, Data Analysis, Debugging, ChatGPT, Prompt Engineering, Databases, Data Validation
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Big Data, Analytics, Data Processing, Data Analysis, Data Strategy, Data Storage, Data Management, Data Infrastructure, Unstructured Data, Real Time Data
Mixed · Course · 1 - 4 Weeks

Macquarie University
Skills you'll gain: Pivot Tables And Charts, Sample Size Determination, Data Visualization, Statistical Inference, Data Visualization Software, Statistical Hypothesis Testing, Statistics, Data-Driven Decision-Making, Microsoft Excel, Correlation Analysis, Descriptive Statistics, Probability & Statistics, Data Analysis, Forecasting, Regression Analysis, Business Analytics, Spreadsheet Software, Statistical Modeling, Statistical Visualization, Data Presentation
Beginner · Specialization · 3 - 6 Months

University of California, Davis
Skills you'll gain: Ajax, Javascript and jQuery, Data Validation, JSON, Javascript, Event-Driven Programming, Web Development Tools, Object Oriented Programming (OOP), Debugging
Beginner · Course · 1 - 4 Weeks

University of Washington
Skills you'll gain: Feature Engineering, Model Evaluation, Data Analysis, Predictive Modeling, Data Wrangling, Statistical Modeling, Statistics, Data Science, Data Preprocessing, Predictive Analytics, Data Integration, Data Collection, Applied Machine Learning, R Programming, Research, Data Validation, Python Programming
Mixed · Course · 1 - 3 Months

University of Glasgow
Skills you'll gain: Data-Driven Decision-Making, Data Literacy, Business Transformation, Strategic Leadership, Leadership, Leadership Development, Business Leadership, Agile Methodology, Leadership Studies, Organizational Leadership, Data Analysis, Organizational Structure, Big Data, Leadership and Management, Organizational Change, Agile Product Development, Team Leadership, Decision Making, Data Management, Critical Thinking
Intermediate · Specialization · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Rmarkdown, Data Science, Version Control, R (Software), Big Data, R Programming, Data Visualization Software, General Science and Research, GitHub, Statistical Programming, Git (Version Control System), Data Analysis, Exploratory Data Analysis, Integrated Development Environments, Software Installation
Mixed · Course · 1 - 4 Weeks