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: Dashboard, Dashboard Creation, Employee Retention, Report Writing, Employee Engagement, Employee Surveys, Data Storytelling, People Analytics, HR Tech, Root Cause Analysis, Data Import/Export, Human Resources Software, Decision Making, Data Cleansing, Human Resource Management, Data Visualization, Talent Management, Microsoft Excel, Statistical Analysis, Surveys
Beginner · Specialization · 3 - 6 Months

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

Skills you'll gain: Social Media Marketing, Social Media Strategy, Social Media, Social Media Campaigns, Storytelling, Social Media Content, Social Media Management, Content Performance Analysis, Data-Driven Marketing, Social Media Analytics, Marketing Strategies, Content Creation, Marketing Planning, Digital Brand Strategy, Marketing, Driving engagement, Marketing Strategy and Techniques, Customer Analysis, Web Presence, Business Ethics
Mixed · Course · 1 - 4 Weeks

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

Arizona State University
Skills you'll gain: Data Transformation, Engineering Management, Data-Driven Decision-Making, Computational Thinking, Exploratory Data Analysis, Capacity Planning, Capacity Management, Decision Making, Data Warehousing, Decision Intelligence, Data Strategy, Data Lakes, Complex Problem Solving, Design Thinking, Data Governance, Data Access, Data Literacy, Data Management, Organizational Effectiveness, Solution Design
Beginner · Specialization · 3 - 6 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

Skills you'll gain: Matplotlib, Histogram, Plot (Graphics), Data Visualization, Seaborn, Scatter Plots, Data Visualization Software, Scientific Visualization, Interactive Data Visualization, Statistical Visualization, Exploratory Data Analysis, Graphing, Python Programming
★ 4.6 (78) · Beginner · Guided Project · Less Than 2 Hours

Georgia Institute of Technology
Skills you'll gain: Materials science, Informatics, Data Science, Data Mining, Data Integration, Data Infrastructure, Data Sharing, Manufacturing Processes, Process Engineering, Structural Analysis, Collaborative Software, Statistics
★ 4.5 (351) · Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Statistical Modeling, Exploratory Data Analysis, R Programming, Predictive Modeling, Sampling (Statistics), Statistical Hypothesis Testing, Tidyverse (R Package), Data Analysis, Data Modeling, Data-Driven Decision-Making, Regression Analysis, Data Science, Statistical Inference, Predictive Analytics, Rmarkdown, Statistical Methods, Applied Machine Learning, Model Evaluation, Machine Learning
★ 4.7 (10) · Mixed · Course · 1 - 3 Months

Skills you'll gain: Matplotlib, Data Storytelling, Data Presentation, Data Visualization, Plot (Graphics), Scientific Visualization, Data Visualization Software, Image Quality, Software Installation
★ 4.3 (16) · Mixed · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Microsoft Azure, Cloud Security, Data Security, Network Security, Cloud Applications, Role-Based Access Control (RBAC), Application Security, Microsoft SQL Servers, Cloud Development, Security Controls, Firewall, Database Architecture and Administration, Relational Databases, Cloud Management, Key Management, Identity and Access Management, Threat Detection, Encryption
★ 4.5 (20) · Intermediate · Course · 1 - 3 Months

Fractal Analytics
Skills you'll gain: Generative AI, Generative AI Agents, Retrieval-Augmented Generation, Enterprise Architecture, Metadata Management, Data Science, Machine Learning
★ 4.9 (7) · Intermediate · Course · 1 - 4 Weeks