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.

Universidad Nacional Autónoma de México
Skills you'll gain: Data Mining, Database Design, Scalability, Database Systems, Relational Databases, Unstructured Data, Transaction Processing, Database Architecture and Administration, Systems Design, Database Software, Big Data, Database Development, Data Architecture, NoSQL, Data Processing, Maintainability, Apache Hadoop
★ 4.3 (41) · Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Unsupervised Learning, Regression Analysis, Classification Algorithms, Applied Machine Learning, Machine Learning Methods, Dimensionality Reduction, Anomaly Detection, Supervised Learning, Analytical Skills, Machine Learning, Model Evaluation, Machine Learning Algorithms, Data Analysis, Data Mining, Data Preprocessing, Predictive Modeling, Statistical Analysis, Logistic Regression, Model Training, Statistical Machine Learning
★ 4.7 (30) · Intermediate · Specialization · 3 - 6 Months
Duke University
Skills you'll gain: Predictive Modeling, Predictive Analytics, Microsoft Excel, Excel Formulas, Classification Algorithms, Data-Driven Decision-Making, Business Analytics, Financial Forecasting, Data Analysis, Model Evaluation, Business Risk Management, Data Literacy
★ 4.2 (4K) · Beginner · Course · 1 - 3 Months

Fractal Analytics
Skills you'll gain: Database Design, Data Manipulation, SQL, Relational Databases, Database Management, Data Analysis, Data Cleansing, Databases, Query Languages, Case Studies, MySQL Workbench
★ 4.5 (59) · Beginner · Course · 1 - 3 Months
University of Washington
Skills you'll gain: Scientific Visualization, Data Ethics, Data Presentation, Statistical Visualization, Data Storytelling, Data Visualization Software, Data Sharing, Data Governance, Big Data, Technical Communication, Graphic and Visual Design, Cloud Computing, Amazon Web Services, Information Privacy, Ethical Standards And Conduct
★ 3.4 (142) · Mixed · Course · 1 - 4 Weeks

STARWEAVER
Skills you'll gain: Virtual Networking, Network Protocols, Network Planning And Design, Network Security, General Networking, Network Administration, Communication Systems, Network Performance Management, Network Architecture, Network Monitoring, Virtualization, Network Routing, Digital Communications, Network Infrastructure, Computer Networking, TCP/IP, Routing Protocols, Cybersecurity, Emerging Technologies, Cyber Security Strategy
Beginner · Course · 1 - 4 Weeks

Chegg Skills
Skills you'll gain: Excel Formulas, Customer Analysis, Retail Store Operations, Microsoft Excel, Inventory and Warehousing, Inventory Management, Business Analytics, Data Literacy, Business Intelligence, Data Storytelling, Decision Making, Data Analysis, Analysis, Data Presentation, Data Visualization, Statistics, Trend Analysis, Problem Solving, Data Cleansing, Productivity
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Correlation Analysis, Probability & Statistics, Statistical Methods, Statistics, Statistical Analysis, Data Analysis, Sampling (Statistics), Data Science, Probability Distribution, Descriptive Statistics, Statistical Inference
★ 4 (44) · Beginner · Guided Project · Less Than 2 Hours
Duke University
Skills you'll gain: Database Design, MySQL, Relational Databases, SQL, Database Management, Data Modeling, Query Languages, Databases, Big Data, Business Analysis, Data Analysis
★ 4.7 (4.1K) · Mixed · Course · 1 - 3 Months

Coursera
Skills you'll gain: Matplotlib, Plot (Graphics), Trend Analysis, Data Analysis, Data Literacy, Environmental Social And Corporate Governance (ESG), Scientific Visualization, Climate Change Programs, Pivot Tables And Charts, Time Series Analysis and Forecasting, Market Data, Sustainable Business, Data Storytelling, Anomaly Detection, Data Visualization Software, Sustainability Standards, Report Writing, Technical Communication
Beginner · Course · 1 - 4 Weeks

University of Illinois Urbana-Champaign
Skills you'll gain: Data Structures, Data Storage, Algorithms, Database Systems, Theoretical Computer Science
★ 4.8 (924) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Data Engineering, Data Manipulation, Data Store, Data Warehousing, SQL, Data Pipelines, Extract, Transform, Load, Application Development, Artificial Intelligence and Machine Learning (AI/ML), Role-Based Access Control (RBAC), Stored Procedure, Cloud Services, LLM Application, Application Frameworks, Generative AI, Large Language Modeling, Applied Machine Learning, Data Science, Machine Learning
★ 4.8 (238) · Beginner · Course · 1 - 4 Weeks