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.

University of Colorado Boulder
Skills you'll gain: Model Evaluation, Statistical Modeling, Applied Machine Learning, Unsupervised Learning, Statistical Machine Learning, Data Science, Decision Tree Learning, Statistical Methods, Classification And Regression Tree (CART), Artificial Neural Networks, Statistical Analysis, Regression Analysis, Predictive Modeling, Machine Learning Methods, Classification Algorithms, Supervised Learning, R Programming, Statistical Inference, Machine Learning Algorithms, Dimensionality Reduction
★ 4.1 (21) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Classification And Regression Tree (CART), Data-Driven Decision-Making, Minitab, Regression Analysis, Descriptive Statistics, Statistical Hypothesis Testing, Case Studies, Business Analytics, Strategic Decision-Making, Data Visualization, Analytics, Decision Tree Learning, Predictive Analytics, Estimation, Statistical Visualization, Probability & Statistics, Statistical Analysis, Data Analysis, Decision Making, Data Literacy
Beginner · Specialization · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Health Informatics, Health Care, Medical Records, Health Information Management, Health Systems, Clinical Informatics, Electronic Medical Record System, Databases, Health Technology, Informatics, Healthcare Industry Knowledge, Clinical Data Management, Data Analysis, Data Quality, Interoperability, Big Data, Data Access, Query Languages, Data Integration, Data Science
★ 4.6 (234) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Metadata Management, Data Manipulation, Data Integration, Application Deployment, Data Mapping, Extract, Transform, Load, Database Management Systems, Data Transformation, Data Access, Context Management, Data Migration, Data Pipelines, Dataflow
★ 4.6 (68) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Structures, Algorithms, Java Programming, Java, Computational Thinking, Computer Programming, Applied Mathematics, Geometry, Problem Solving
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Pandas (Python Package), Pivot Tables And Charts, Data Manipulation, Time Series Analysis and Forecasting, Data Import/Export, Data Wrangling, Jupyter, Data Visualization, Microsoft Excel, Data Transformation, Plot (Graphics), Data Analysis, Data Cleansing, Data Preprocessing, Memory Management, Sampling (Statistics)
★ 4.7 (12) · Mixed · Course · 1 - 4 Weeks

John Wiley & Sons
Skills you'll gain: Personally Identifiable Information, Data Governance, Data Management, Information Privacy, Law, Regulation, and Compliance, Data Security, Compliance Management, General Data Protection Regulation (GDPR), Information Management, Regulatory Compliance, Incident Response, Data Sharing, Health Insurance Portability And Accountability Act (HIPAA) Compliance, Regulation and Legal Compliance, Legal Risk, Financial Regulations, Cyber Security Policies, Regulatory Requirements, Financial Regulation, Cybersecurity
Beginner · Course · 1 - 4 Weeks

Banco Interamericano de Desarrollo
Skills you'll gain: Data Storytelling, Data Presentation, Data Visualization, Data Governance, Process Improvement, Data Strategy, Process Mapping, Data-Driven Decision-Making, Data Visualization Software, Organizational Effectiveness, Organizational Leadership, Leadership Development, Strategic Decision-Making, Leadership, Change Management
Beginner · Course · 1 - 4 Weeks

Schneider Electric
Skills you'll gain: Data Centers, Sustainable Technologies, Internet Of Things, AI Enablement, Climate Change Mitigation, Electrical Power, Information Technology, Manufacturing Operations, Manufacturing Processes, Data Infrastructure, Electric Power Systems, Digital Transformation, Transportation Operations, AI Integrations, Automation, Artificial Intelligence
Beginner · Course · 1 - 3 Months

Skills you'll gain: Dashboard Creation, Data Visualization Software, Data Modeling, Dashboard, Data Wrangling, Interactive Data Visualization, Data Presentation, Data Storytelling, Data Transformation, Data Cleansing, Data Import/Export, Exploratory Data Analysis, Data Analysis, Key Performance Indicators (KPIs)
★ 4.9 (13) · Intermediate · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: Data Warehousing, Extract, Transform, Load, Data Integration, Data Modeling, Data Architecture, Star Schema, Data Governance, Database Design, Data Integrity, Operational Data Store, Snowflake Schema, SQL, Relational Databases, Query Languages, Data Mining, Data Quality, Data Analysis
Mixed · Course · 1 - 3 Months

Skills you'll gain: Microsoft Copilot, Natural Language Processing, AI literacy, Data Storytelling, Data Visualization, Data-Driven Decision-Making, Data Presentation, Generative AI, Data Visualization Software, Data Analysis, Responsible AI, Predictive Modeling
★ 4.7 (35) · Beginner · Course · 1 - 4 Weeks