Data cleaning courses can help you learn techniques for identifying and correcting errors in datasets, handling missing values, and standardizing data formats. You can build skills in data validation, outlier detection, and transforming raw data into a usable format. Many courses introduce tools like Python libraries such as Pandas and NumPy, as well as software like OpenRefine, that support executing data cleaning tasks efficiently and ensuring data quality for analysis.

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
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Architecture, Data Infrastructure, LLM Application, Data Quality, AI Workflows, Generative AI, Data Governance, Data Pipelines, Extract, Transform, Load, Distributed Computing, AI Integrations, Data Management, Self Service Technologies, Cloud Storage, Data Processing, Data Storage, Scalability, Data Wrangling, Data Collection
Beginner · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Relational Databases, Data Visualization, Data Store, Web Scraping, Database Management, Scatter Plots, Data Manipulation, SQL, JSON, Application Programming Interface (API), Python Programming, Extensible Markup Language (XML), Hypertext Markup Language (HTML)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Warehousing, Extract, Transform, Load, Business Intelligence, Data Modeling, Database Design, Data Management, Data Integration, Performance Tuning, Databases, Data Transformation, Query Languages, Performance Improvement
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Mining, Data Cleansing, Transaction Processing, Unsupervised Learning, Data Preprocessing, R Programming, Data Analysis, Market Analysis, Data Visualization, Data Manipulation, Model Training, Statistical Visualization, Data Quality, Consumer Behaviour, Model Optimization
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
Mixed · Course · 1 - 3 Months

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
Beginner · Specialization · 3 - 6 Months
Skills you'll gain: Data Structures, Feature Engineering, MLOps (Machine Learning Operations), Java Programming, Java, Performance Tuning, Data Processing, Applied Machine Learning, System Monitoring, Scalability, Performance Analysis, Memory Management, Performance Testing, Benchmarking, Graph Theory, Program Implementation
Advanced · Course · 1 - 4 Weeks
Skills you'll gain: AI Personalization, Data-Driven Marketing, Marketing Analytics, A/B Testing, Marketing Strategies, Digital Marketing Campaigns, Product Marketing, Campaign Management, Performance Measurement, Generative AI, Target Audience, Google Ads, Predictive Analytics, ChatGPT, Analytics, Automation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Visualization, Dashboard, Interactive Data Visualization, Dashboard Creation, Data Presentation, Data Visualization Software, Looker (Software), Collaborative Software, Data Sharing, Data Science, Data Analysis, Business Intelligence, Data Integration, Data Modeling, Data Import/Export
Intermediate · Guided Project · Less Than 2 Hours

University of Colorado Boulder
Skills you'll gain: Performance Testing, Scalability, Data Architecture, Software Architecture, Distributed Computing, Data Infrastructure, Performance Stress Testing, Predictive Modeling, Performance Tuning, Microservices, Big Data, Database Theory, Software Engineering, Database Systems, Data Store
Build toward a degree
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Dashboard, Dashboard Creation, Interactive Data Visualization, Tableau Software, Data Presentation, Data Import/Export, Data Visualization, Data Literacy, Data Visualization Software, Business Intelligence, Data Analysis, Data Integration, Data Modeling
Intermediate · Guided Project · Less Than 2 Hours