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.

Microsoft
Skills you'll gain: Stakeholder Communications, Stakeholder Management, Stakeholder Analysis, Communication Planning, Stakeholder Engagement, Public Relations, Marketing and Public Relations, Public Affairs, Performance Reporting, Report Writing, Strategic Communication, Business Reporting, Marketing Effectiveness, Promotions and Campaigns, Community Outreach, Performance Metric, Data Storytelling, Relationship Building, Data Visualization
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Program Evaluation, Nutritional Assessment, Maternal Health, Nutrition and Diet, Child Health, Data Collection, Epidemiology, Public Health and Disease Prevention, Mathematical Modeling, Predictive Modeling, Childbirth, Statistical Modeling, Demography
Intermediate · Course · 1 - 3 Months

Simplilearn
Skills you'll gain: Email Marketing, Performance marketing, Product Promotion, Promotions and Campaigns, Marketing Channel, Content Marketing, Online Advertising, Data-Driven Marketing, Social Media, Web Analytics, Blogs, Marketing Analytics, Professional Networking, Web Presence, Market Opportunities, Content Creation, Payment Systems
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: React Native, Mobile Development, Responsive Web Design, Docker (Software), Azure DevOps, Restful API, Cross Platform Development, Azure DevOps Pipelines, Microservices, Containerization, User Interface and User Experience (UI/UX) Design, DevOps, ASP.NET, UI/UX Strategy, Secure Coding, iOS Development, Development Testing, Mobile Development Tools, CI/CD, Version Control
Intermediate · Specialization · 1 - 3 Months
Northeastern University
Skills you'll gain: Value-Based Care, Managed Care, Quality Assurance, Health Systems, Data Quality, Health Policy, Scientific Methods, Health Equity, Health Disparities, Patient-centered Care, Medicare, Risk Analysis, Data Integrity
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Django (Web Framework), Web Applications, Web Development, Expense Reports, Back-End Web Development, Expense Management, Application Development, Database Application, Data Visualization, Business Process Automation, Chart.js, Data Modeling, Business Logic, Development Environment, Data Security, GitHub, Javascript, Project Documentation, Git (Version Control System)
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Data Access, Object Oriented Design, Relational Databases, Object Oriented Programming (OOP), Database Software, JUnit, Data Integrity, SQL, Database Development, Java Programming, Java, Database Management, Databases
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Plot (Graphics), Scripting, Scientific Visualization, Graphing, Scripting Languages, Data Visualization Software, Code Reusability, Debugging, Matlab, Numerical Analysis, Mathematical Software, Applied Mathematics, Data Manipulation, Linear Algebra
Mixed · Course · 1 - 4 Weeks
University of Michigan
Skills you'll gain: File I/O, Data Structures, Programming Principles, Data Manipulation, Software Installation, Python Programming, Data Processing, Development Environment
Mixed · Course · 1 - 3 Months

Skills you'll gain: Microsoft Office, Data Sharing, Document Management, Collaborative Software, User Accounts, Web Content Accessibility Guidelines, Content Management
Beginner · Guided Project · Less Than 2 Hours

SkillsBooster Academy
Skills you'll gain: Prompt Engineering, Business Writing, Email Automation, Strategic Thinking, Artificial Intelligence, AI Security, AI Workflows, Copywriting, Business Risk Management, AI Personalization, Data-Driven Decision-Making, Marketing Communications, Marketing Automation, Content Strategy, Engineering Documentation, Ethical Standards And Conduct, Research Reports, Business Communication, Information Privacy, Security Awareness
Beginner · Course · 1 - 3 Months

University of Illinois Urbana-Champaign
Skills you'll gain: Social Determinants Of Health, Community Health, Product Development, Health Systems, Health Disparities, Business Modeling, Health Equity, Drive Engagement, Lean Six Sigma, Market Analysis, Performance Improvement, Process Improvement, Stakeholder Analysis, New Product Development, Innovation, Decision Making, Operations Management, Operations, Problem Solving, Leadership
Build toward a degree
Intermediate · Specialization · 3 - 6 Months