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: Data Strategy, Infrastructure Architecture, Financial Data, Business Modeling, Data-Driven Decision-Making, Database Architecture and Administration, Return On Investment, SQL, Data Transformation, Business Planning, Data Pipelines, Strategic Prioritization, Database Design, Financial Analysis, Business Continuity, Cost Benefit Analysis, Performance Metric
Advanced · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Machine Learning Algorithms, Model Evaluation, Statistical Analysis, Bayesian Statistics, Data Visualization, Statistical Inference, Exploratory Data Analysis, Statistical Methods, Data Presentation, Analysis, Probability & Statistics, Data Cleansing, Applied Machine Learning, Regression Analysis, Analytics, Statistical Programming, Data Analysis, Logistic Regression, R Programming, Verification And Validation
★ 4.5 (49) · Intermediate · Specialization · 3 - 6 Months

Logical Operations
Skills you'll gain: Power BI, Data Analysis Expressions (DAX), Dashboard Creation, Business Reporting, Data Transformation, Business Intelligence, Data Visualization Software, Business Intelligence Software, Dashboard, Data Analysis, Microsoft Excel, Data Visualization, Data Cleansing, Data Modeling, Data Analysis Software, Microsoft PowerPoint, Microsoft 365, Microsoft Office, Collaboration, Data Import/Export
★ 4.7 (15) · Intermediate · Specialization · 3 - 6 Months

Google Cloud
Skills you'll gain: Analytics, Query Languages, Data Analysis, Data Manipulation, SQL, Data Management
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Database Design, Relational Databases, Databases, SQL, Big Data, Database Systems, Database Management Systems, NoSQL, Operational Databases, Data Warehousing, Data Management, Virtual Machines, Data Storage, Data Analysis, Unstructured Data
★ 4.7 (1.1K) · Beginner · Course · 1 - 3 Months

Simplilearn
Skills you'll gain: Power BI, Data Analysis Expressions (DAX), Dashboard, Dashboard Creation, Data Visualization, Data Modeling, Interactive Data Visualization, Report Writing, Data Visualization Software, Data Transformation, Data Manipulation, Business Reporting, Data Cleansing, Data Sharing, Relational Databases, Data Preprocessing
Beginner · Course · 1 - 4 Weeks
CertNexus
Skills you'll gain: Applied Machine Learning, Machine Learning, Machine Learning Methods, Data Storytelling, Stakeholder Engagement, Machine Learning Algorithms, Presentations, Data Presentation, Stakeholder Communications, MLOps (Machine Learning Operations), Model Training, Model Optimization, Web Applications, Continuous Deployment, Project Closure, Data-Driven Decision-Making, Solution Delivery, Data Visualization, Data Science, Communication
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Data Security, Cybersecurity, Cyber Attacks, Data Ethics, Computer Security, Authentications, Cryptography, Information Assurance, Cyber Security Policies, Authorization (Computing), Security Software, Security Controls, Cyber Security Assessment, Information Privacy, Encryption, Data Access, Security Awareness, Risk Analysis, Problem Solving, Communication
★ 3.5 (31) · Beginner · Course · 1 - 3 Months

Maven Analytics
Skills you'll gain: Prompt Engineering, Generative AI, Google Gemini, ChatGPT, Data Analysis Expressions (DAX), Power BI, Deep Learning, Excel Formulas, Analytics, Google Sheets, AI literacy, Microsoft Excel, Artificial Intelligence, Data Analysis, Python Programming, SQL, Business Intelligence, Data Science, Debugging
★ 4.8 (22) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Tidyverse (R Package), Rmarkdown, Predictive Modeling, Model Evaluation, File Management, R (Software), Data Governance, Responsible AI, Data Manipulation, R Programming, Research Reports, Metadata Management, Data Quality, Predictive Analytics, Data Wrangling, Data Ethics, Business Research, Statistical Reporting, Market Research, Statistical Analysis
Beginner · Course · 1 - 3 Months

Logical Operations
Skills you'll gain: R Programming, R (Software), Data Science, Data Analysis, Statistical Modeling, Data Visualization, Statistical Analysis, Regression Analysis, Statistical Visualization, Statistical Machine Learning, Plot (Graphics), Data Structures, Computer Programming, Decision Tree Learning, Machine Learning Methods, Machine Learning, Software Development, Computer Programming Tools, Data Import/Export, Machine Learning Algorithms
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Data Warehousing, IBM Cognos Analytics, Extract, Transform, Load, Database Architecture and Administration, Data Visualization, Database Design, Dashboard Creation, Data Modeling, MySQL, Business Intelligence, Database Management, Data Architecture, Data Visualization Software, Data Pipelines, PostgreSQL, Shell Script, Data Transformation, Business Metrics
★ 4.8 (28) · Intermediate · Course · 1 - 3 Months