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.

Johns Hopkins University
Skills you'll gain: Data Cleansing, Data Processing, Data Wrangling, Data Integration, Data Preprocessing, Data Quality, Data Transformation, Text Mining, Data Management, Data Collection, Web Scraping, Data Import/Export, Data Access
Mixed · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Data Science, Model Evaluation, Statistical Machine Learning, Dimensionality Reduction, Statistical Modeling, Statistical Analysis, Sampling (Statistics), Statistical Methods, Regression Analysis, Statistical Inference, Machine Learning Methods, Statistics, Model Optimization, Applied Mathematics
Build toward a degree
Intermediate · Course · 1 - 3 Months

University of Illinois Urbana-Champaign
Skills you'll gain: Deep Learning, Convolutional Neural Networks, Autoencoders, Recurrent Neural Networks (RNNs), Image Analysis, Embeddings, Model Deployment, Applied Machine Learning, Artificial Neural Networks, Health Informatics, Medical Science and Research, Unsupervised Learning, Medical Imaging, Dimensionality Reduction, Network Architecture
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Bash (Scripting Language), Shell Script, Unix Shell, Linux Commands, Scripting, Linux, Scripting Languages, Unix, Command-Line Interface, OS Process Management, Computational Logic, File I/O, Programming Principles, Debugging
Beginner · Course · 1 - 3 Months

Skills you'll gain: Management Accounting, Inventory Control, Inventory Management, Inventory Management System, Cost Accounting, Profit and Loss (P&L) Management, Cost Control, Cost Estimation, Operational Performance Management, Accounting, Statistical Methods, Estimation, Cost Management, Process Analysis, Strategic Decision-Making, Account Management, Probability & Statistics, Microsoft Excel, Decision Making, Correlation Analysis
Mixed · Course · 1 - 3 Months

University of Washington
Skills you'll gain: AI Orchestration, Agentic Workflows, Organizational Skills, Process Design, Artificial Intelligence, Agentic systems, Functional Design, Goal Setting, Verification And Validation, Reinforcement Learning, Knowledge Transfer, Software Architecture, Machine Learning Methods, Interviewing Skills, Software Design Patterns, Decision Making
Beginner · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Agentic systems, Model Context Protocol, Vector Databases, Gemini, Generative AI Agents, Google Gemini, Retrieval-Augmented Generation, Artificial Intelligence, Generative AI, Embeddings, MongoDB, Node.JS, API Design, TypeScript, PostgreSQL, Web Applications, Systems Architecture, Database Management, Debugging, Machine Learning
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Google Workspace, Gmail, Data Management, Endpoint Security, Group Policy, Data Sharing, Compliance Management, Information Management, Cloud Management, Data Strategy, Productivity Software, Document Management, System Configuration, Calendar Management, Cloud Security, User Accounts, User Provisioning, Collaborative Software, Enterprise Application Management, File Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Azure, Azure Active Directory, Cloud Computing, Cloud Computing Architecture, Identity and Access Management, Cloud Deployment, Cloud Solutions, Cloud Services, Cloud Platforms, Cloud Infrastructure, Cloud Management, Cloud Security, Role-Based Access Control (RBAC), Azure DevOps, Data Governance, IT Security Architecture, Azure DevOps Pipelines, Azure Synapse Analytics, Cyber Governance, Microsoft Copilot
Beginner · Course · 1 - 3 Months

University of Toronto
Skills you'll gain: Geographic Information Systems, GIS Software, Spatial Analysis, Spatial Data Analysis, Geospatial Information and Technology, Query Languages, Data Access, Data Processing, Image Analysis, Image Quality
Beginner · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Object Oriented Design, Version Control, Web Design and Development, Web Content Accessibility Guidelines, Design Software, Adobe XD, Responsive Web Design, .NET Framework, Microsoft Visual Studio, User Experience, Hypertext Markup Language (HTML), Authorization (Computing), AI Integrations, Application Security, Computational Thinking, User Interface (UI) Design, Web Components, Pseudocode, Microsoft Development Tools, Javascript
Beginner · Professional Certificate · 3 - 6 Months

John Wiley & Sons
Skills you'll gain: Digital Transformation, Business Transformation, Decision Intelligence, AI Enablement, Technology Strategies, Business Leadership, Organizational Development, Data Strategy, Workforce Development, AI Product Strategy, Change Management, Data Architecture, Operational Excellence, Leadership Development, Cloud Development, Talent Management, Data Governance, Business, AI Workflows, Digital Assets
Intermediate · Course · 1 - 3 Months