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.

University of Michigan
Skills you'll gain: Responsible AI, Data Ethics, AI literacy, AI powered creativity, Artificial Intelligence, Generative AI, Creativity, Ethical Standards And Conduct, Risk Management Framework, Environmental Issue, Analysis, Intellectual Property, Leadership
★ 4.7 (38) · Beginner · Course · 1 - 3 Months

Yonsei University
Skills you'll gain: Disaster Recovery, Mitigation, Public Safety and National Security, Risk Management Framework, Emergency Response, Geospatial Information and Technology, Policty Analysis, Research, and Development, Policy Development, Public Policies, Spatial Data Analysis, Social Studies, Systems Thinking, Governance, Case Studies
★ 4.7 (91) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Prompt Engineering, Microsoft Copilot, Competitive Analysis, Marketing Operations, Marketing Design, Marketing Strategies, Marketing Planning, Performance Reporting, Campaign Planning, Marketing Channel, Cross-Channel Marketing, Generative AI, Market Intelligence, Microsoft 365, Customer Analysis, Market Research, Artificial Intelligence, Customer experience improvement, Customer Retention
★ 4.7 (20) · Beginner · Course · 1 - 4 Weeks

Pearson
Skills you'll gain: Java, Transaction Processing, File I/O, Java Programming, Data Access, Object Oriented Design, Dataflow, Data Persistence, Database Management, Stored Procedure, SQL, Application Development, Information Management, Command-Line Interface, Application Deployment, Data Integrity, Databases, OS Process Management, Application Programming Interface (API), Mitigation
★ 5 (6) · Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Prompt Engineering, Generative AI, Prompt Engineering Tools, Miro AI, Financial Accounting, Cash Flow Forecasting, Accounting, Cash Flows, Data Processing
★ 4.3 (6) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Network Security, Remote Access Systems, Disaster Recovery, OSI Models, General Networking, Network Administration, Network Troubleshooting, Computer Networking, Network Architecture, Network Infrastructure, Networking Hardware, Network Monitoring, TCP/IP, Virtual Private Networks (VPN), Network Protocols, Cybersecurity, Computer Security, Data Centers, Virtualization, Authentications
★ 4.8 (25) · Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Mobile Development, React Native, Application Development, User Story, Mobile Development Tools, Flutter (Software), User Interface and User Experience (UI/UX) Design, User Interface (UI), Data Persistence, User Interface (UI) Design, Figma (Design Software), Application Deployment, Application Programming Interface (API), Software Development, GitHub, Git (Version Control System)
★ 4.8 (25) · Advanced · Course · 1 - 3 Months

Skills you'll gain: Agentic Workflows, Prompt Engineering, Agentic systems, Prompt Patterns, AI Workflows, Generative AI Agents, AI Personalization, Context Engineering, AI literacy, Human Computer Interaction, Human Centered Design, Responsible AI, Experience Design, User Flows, Design Strategies
Intermediate · Course · 1 - 4 Weeks

Universidad Austral
Skills you'll gain: Futures Exchange, Derivatives, Financial Trading, Strategic Decision-Making, Financial Market, Market Data, Risk Management, Risk Mitigation, Market Dynamics, Business Risk Management, Risk Analysis, Market Analysis, Simulation and Simulation Software
★ 4.5 (123) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: MLOps (Machine Learning Operations), Google Cloud Platform, Model Deployment, Model Training, Application Lifecycle Management, DevOps, AI Workflows, Applied Machine Learning, CI/CD, Automation
Intermediate · Course · 1 - 4 Weeks

Universidad de los Andes
Skills you'll gain: Spatial Analysis, NoSQL, Spatial Data Analysis, Geospatial Mapping, Geographic Information Systems, Public Cloud, Geospatial Information and Technology, Big Data, MongoDB, GIS Software, Data Infrastructure, Apache Hadoop, Apache Spark, Distributed Computing, Data Architecture, Cloud Computing Architecture, Cloud Platforms, Database Systems, Scalability, Databases
★ 3.9 (13) · Beginner · Specialization · 3 - 6 Months

University of California, Irvine
Skills you'll gain: Salesforce, Data Quality, Data Modeling, Business Process Automation, Business Process Management, Data Management, Business Process, User Accounts, Dashboard, Automation, Identity and Access Management, Business Reporting, Report Writing, Data Security, Role-Based Access Control (RBAC), Cloud Computing
★ 4 (24) · Beginner · Course · 1 - 4 Weeks