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: Feature Engineering, Data Preprocessing, Data Cleansing, Apache Spark, Extract, Transform, Load, Data Processing, Data Pipelines, Data Transformation, Amazon Web Services, Data Wrangling, Responsible AI, Data Quality, Data Integrity, Data Validation, Model Training, Personally Identifiable Information
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Validation, Extract, Transform, Load, Object-Relational Mapping, Data Cleansing, Data Manipulation, Data Quality, Data Pipelines, Pandas (Python Package), Descriptive Statistics, Database Management, Data Transformation, Data Integrity, Relational Databases, Exploratory Data Analysis, Data Store, Databases, Descriptive Analytics, Data Persistence, Data Analysis, Graphical Tools
Beginner · Course · 1 - 4 Weeks

American Psychological Association
Skills you'll gain: Histogram, Data Analysis, Data Presentation, Exploratory Data Analysis, Graphing, Data Visualization Software, Data Literacy, Descriptive Statistics, Statistical Software, Statistics, Research, Psychology
Beginner · Course · 1 - 3 Months

Skills you'll gain: Prompt Engineering, Responsible AI, Data Ethics, AI literacy, Debugging, Data Transformation, Generative AI, Prompt Patterns, Data Preprocessing, Analytics, AI Integrations, AI Workflows, Data Analysis, Data Cleansing, Excel Formulas, Data Manipulation, Code Review, Model Optimization, Data Analysis Software, SQL
★ 4.6 (13) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Databricks, Data Lakes, Data Transformation, Data Quality, Data Infrastructure, Data Governance, Data Pipelines, Real Time Data, Data Architecture, Data Management, Terraform, Data Maintenance, Data Validation, Apache Spark, Data Integrity, Cloud Computing, Scalability, Data Security
Beginner · Course · 1 - 3 Months

Simplilearn
Skills you'll gain: Microsoft Excel, Data Validation, Excel Formulas, Spreadsheet Software, Data Quality, Pivot Tables And Charts, Management Reporting, Data Cleansing, Project Management, Data Visualization Software, Business Reporting, Data Analysis, Timelines, Data Presentation, Graphing
★ 4.1 (8) · Beginner · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Data Warehousing, Star Schema, Dashboard Creation, Data Visualization Software, MicroStrategy, Business Intelligence, Data Integration, Data Architecture, Extract, Transform, Load, Data Modeling, Case Studies, Business Intelligence Software, Data Management, PostgreSQL, SQL, Analytical Skills, Query Languages, Data Transformation
★ 4.6 (294) · Mixed · Course · 1 - 3 Months

Vanderbilt University
Skills you'll gain: Statistical Methods, Data Literacy, Regression Analysis, Statistical Analysis, Correlation Analysis, Technical Communication, Scatter Plots, Data Analysis, Predictive Analytics, Generative AI, AI literacy, Predictive Modeling
★ 4.8 (18) · Intermediate · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Healthcare Ethics, Statistical Methods, Statistical Machine Learning, Patient Communication, Health Care Procedure and Regulation, Clinical Research, Model Evaluation, Data Ethics, Probability & Statistics, Health Technology, Health Informatics, Decision Intelligence, Health Policy, Responsible AI, Machine Learning, Applied Machine Learning, Artificial Intelligence, Artificial Intelligence and Machine Learning (AI/ML), AI Integrations, Predictive Modeling
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Structures, C++ (Programming Language), C and C++, Programming Principles, Algorithms, Theoretical Computer Science, Object Oriented Programming (OOP)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Fraud detection, Anomaly Detection, R Programming, Credit Risk, R (Software), Applied Machine Learning, Analytical Skills, Machine Learning Methods, Analysis, Case Studies, Unsupervised Learning, Risk Analysis, Analytics, Business Strategies, Predictive Analytics, Data-Driven Decision-Making, Supervised Learning, Big Data
★ 4.6 (16) · Beginner · Course · 1 - 4 Weeks

Macquarie University
Skills you'll gain: Information Privacy, Data Security, Security Testing, Threat Detection, Responsible AI, Data Governance, Cyber Threat Intelligence, Data Management, Cyber Attacks, Cloud Security, Cyber Security Strategy, Cybersecurity, Data Loss Prevention, Data Integrity, Security Management, Security Controls, Security Awareness, Cyber Operations, Artificial Intelligence and Machine Learning (AI/ML), Data Science
★ 4.6 (45) · Beginner · Specialization · 3 - 6 Months