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.

Pontificia Universidad Católica de Chile
Skills you'll gain: Data Visualization, Data Visualization Software, Data Presentation, Data Literacy, Human Factors, Color Theory, Design Elements And Principles, Graphing
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: AI Personalization, Data Analysis, Generative AI, Exploratory Data Analysis, OpenAI, Data Manipulation, Prototyping, Text Mining, Pandas (Python Package), Applied Machine Learning, Interactive Data Visualization, Scientific Visualization, Python Programming, Dimensionality Reduction, NumPy
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Star Schema, Microsoft SQL Servers, Database Design, Relational Databases, SQL, Data Warehousing, Database Development, Query Languages, Database Architecture and Administration, Transact-SQL, Data Integrity, Power BI, Business Intelligence, Performance Tuning, Generative AI
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Feature Engineering, Predictive Modeling, Predictive Analytics, R Programming, Data Analysis, Classification And Regression Tree (CART), Statistical Modeling, Statistical Analysis, Data Cleansing, Exploratory Data Analysis, Data Manipulation, Tidyverse (R Package), Risk Modeling, Application Deployment, Advanced Analytics, Data Import/Export, Machine Learning Methods, Data Presentation, Interactive Data Visualization, Machine Learning
Intermediate · Guided Project · Less Than 2 Hours

Packt
Skills you'll gain: Data Cleansing, Data Manipulation, Advanced Analytics, Applied Machine Learning, Data Wrangling, Fraud detection, Data Transformation, Predictive Modeling, Data Processing, Machine Learning, Machine Learning Algorithms, Sampling (Statistics), Data Mining, Data Integration, Database Management, Workflow Management, Complex Problem Solving
Intermediate · Course · 1 - 3 Months

New York University
Skills you'll gain: Reinforcement Learning, Financial Trading, Financial Market, Derivatives, Markov Model, Financial Modeling, Securities Trading, Portfolio Management, Risk Management, Market Dynamics, Machine Learning, Estimation
Advanced · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Time Series Analysis and Forecasting, Demand Planning, Trend Analysis, Data Visualization, Customer Demand Planning, Regression Analysis, Plot (Graphics), Matplotlib, Forecasting, Predictive Modeling, Correlation Analysis, Predictive Analytics, Applied Machine Learning, Supply Chain Management, Data Analysis, Exploratory Data Analysis, Pandas (Python Package), Statistical Modeling, Machine Learning, Python Programming
Intermediate · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Business Metrics, Analytics, Digital Transformation, Business Analytics, Business Intelligence, Big Data, Business Analysis, Data Analysis, Performance Metric, Key Performance Indicators (KPIs), E-Commerce, Financial Services, Case Studies, Cash Flows
Mixed · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Data Cleansing, Data Processing, Data Wrangling, Data Integration, Data Capture, Data Literacy, Data Quality, Data Transformation, Data Management, Data Collection, Web Scraping, Data Import/Export, Data Access, Metadata Management, Unstructured Data, SQL
Mixed · Course · 1 - 4 Weeks

London Business School
Skills you'll gain: Artificial Intelligence and Machine Learning (AI/ML), Leadership Studies, Organizational Leadership, Responsible AI, Business Transformation, Artificial Intelligence, Communication, Stakeholder Communications, Technology Strategies, Business Strategy, Business Ethics, Machine Learning, Case Studies, Decision Making
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Google Gemini, Generative AI, AI Product Strategy, Organizational Change, Business Leadership, Business Transformation, Responsible AI, Business Strategy, Prompt Engineering, Employee Training, Risk Management, Ethical Standards And Conduct
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Feature Engineering, Data Transformation, Data Processing, Data Cleansing, Applied Machine Learning, MLOps (Machine Learning Operations), Predictive Modeling, Exploratory Data Analysis, Automation, Machine Learning Methods, Machine Learning, Scikit Learn (Machine Learning Library), Artificial Intelligence and Machine Learning (AI/ML), Data Science, IBM Cloud, Python Programming, Performance Tuning
Intermediate · Course · 1 - 4 Weeks