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: Time Series Analysis and Forecasting, Data Visualization, Statistical Visualization, Plot (Graphics), Data Preprocessing, Box Plots, Anomaly Detection, Plotly, Exploratory Data Analysis, Data Processing, Descriptive Analytics, Python Programming
★ 4.5 (19) · Intermediate · Guided Project · Less Than 2 Hours

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, Business Reporting, Data Visualization, Talent Management, Microsoft Excel, Statistical Analysis, Surveys
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: PySpark, Apache Spark, Scala Programming, Extract, Transform, Load, Data Pipelines, Customer Analysis, Apache Hadoop, Big Data, Data Processing, Advanced Analytics, Apache Maven, Statistical Modeling, Data Engineering, Text Mining, Customer Insights, Data Transformation, Data Analysis, MySQL, Apache, Python Programming
★ 4.6 (108) · Beginner · Specialization · 1 - 3 Months

Arizona State University
Skills you'll gain: Exploratory Data Analysis, Decision Making, Data Strategy, Complex Problem Solving, Design Thinking, Unstructured Data, Data-Driven Decision-Making, Data Literacy, Data Management, Process Improvement, Organizational Effectiveness, Solution Design, Needs Assessment
Beginner · Course · 1 - 4 Weeks

Maven Analytics
Skills you'll gain: Microsoft Copilot, Microsoft Excel, Pivot Tables And Charts, Excel Formulas, People Analytics, Data Manipulation, Data Analysis, AI literacy, Data Wrangling, Data Visualization, Generative AI, Prompt Engineering
★ 4.6 (17) · Beginner · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Looker (Software), Data Architecture, Data Governance, Cloud Storage, Dashboard Creation, Data Strategy, Data Storage, Data Visualization, Data Warehousing, Data Lakes, Statistical Visualization, Data Management, Data Presentation, Dashboard, Data Modeling, Interactive Data Visualization, Pivot Tables And Charts, Ad Hoc Reporting, Performance Tuning, Business Intelligence Software
★ 4.6 (481) · Intermediate · Specialization · 3 - 6 Months

Google Cloud
Skills you'll gain: Data Warehousing, Data Quality, Data Cleansing, Performance Tuning, Data Validation, Scalability, System Monitoring, Serverless Computing, Continuous Monitoring
★ 4.5 (1.7K) · Intermediate · Course · 1 - 4 Weeks

Cisco Learning and Certifications
Skills you'll gain: iSCSI Configuration, Data Centers, Network Switches, Data Storage, Data Storage Technologies, Networking Hardware, General Networking, Network Protocols, Interoperability, Virtualization, System Configuration
Beginner · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Exploratory Data Analysis, Data Visualization, Dashboard Creation, Data Visualization Software, Dashboard, Interactive Data Visualization, Data Analysis, Google Analytics, Data Integration
★ 4.3 (22) · Beginner · Project · Less Than 2 Hours

Skills you'll gain: Data Mining, Innovation, Image Analysis, Big Data, Medical Imaging, Unstructured Data, Health Informatics, Analytics, Text Mining, Natural Language Processing, Health Care, Health Information Management, Medical Terminology, Interoperability, Classification Algorithms
★ 3.6 (26) · Beginner · Course · 1 - 3 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, Data Visualization, Decision Tree Learning, Predictive Analytics, Estimation, Statistical Visualization, Probability & Statistics, Microsoft Excel, Descriptive Analytics, Statistical Analysis, Data Analysis, Decision Making, Data Literacy
Beginner · Specialization · 1 - 3 Months

Illinois Tech
Skills you'll gain: Health Informatics, Medical Records, Health Information Management, Health Information Management and Medical Records, Interoperability, Health Technology, Health Care, Health Systems, Clinical Documentation, Clinical Data Management, Data Mapping, Data Sharing, Internet Of Things, Emerging Technologies, Data Management, Unstructured Data, Data Integration, Data Modeling
Mixed · Course · 1 - 4 Weeks