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.

Google Cloud
Skills you'll gain: Oracle Databases, Database Design, PL/SQL, Query Languages, Identity and Access Management, Performance Tuning, Google Cloud Platform, SQL, Role-Based Access Control (RBAC), Relational Databases, Database Management, Data Import/Export, Database Architecture and Administration, Capacity Management, Database Management Systems, Real Time Data
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Spreadsheet Software, Business Analysis, Data Manipulation, Excel Formulas, Data Analysis, Text Mining, Statistical Reporting, Data Presentation, Data Processing
Intermediate · Guided Project · Less Than 2 Hours

Duke University
Skills you'll gain: FinTech, Financial Regulation, Financial Services, Payment Systems, Financial Regulations, Commercial Lending, Financial Industry Regulatory Authorities, Bank Regulations, Lending and Underwriting, Banking, Banking Services, Consumer Lending, Regulatory Compliance, Blockchain, Law, Regulation, and Compliance, Legal Risk, Payment Processing, Financial Data, Digital Assets, Regulatory Requirements
Beginner · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Health Informatics, Health Technology, Health Systems, Health Policy, Health Care, Informatics, Healthcare Industry Knowledge, Health Information Management, Information Technology, Health Care Procedure and Regulation, Systems Analysis, Health Insurance Portability And Accountability Act (HIPAA) Compliance, System Requirements, Requirements Analysis, Interoperability, Data Literacy, Data Sharing, Medical Imaging, Emerging Technologies
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Application Deployment, Node.JS, Docker (Software), React.js, Front-End Web Development, Containerization, Full-Stack Web Development, Back-End Web Development, Frontend Integration, Server Side, JavaScript Frameworks, Restful API, Web Development, Web Applications, Application Development, Javascript, Application Programming Interface (API), Software Development, Authentications, Project Management Software
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Machine Learning Methods, Dimensionality Reduction, Unsupervised Learning, Machine Learning Algorithms, Applied Machine Learning, Machine Learning, Regression Analysis, Supervised Learning, Data Science, Decision Tree Learning, Statistical Analysis, Classification Algorithms, Predictive Modeling, Artificial Neural Networks, Logistic Regression
Build toward a degree
Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Responsible AI, Autoencoders, Model Training, Convolutional Neural Networks, Recurrent Neural Networks (RNNs), Data Ethics, Model Optimization, Deep Learning, Artificial Neural Networks, Reinforcement Learning, Generative AI, Generative Adversarial Networks (GANs), Machine Learning Algorithms, Model Deployment, Generative Model Architectures, Debugging, Machine Learning Methods, Artificial Intelligence, Image Analysis, Unsupervised Learning
Intermediate · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Newsletters, Email Marketing, Email Automation, Stakeholder Communications, Content Performance Analysis, Marketing Automation, Strategic Communication, Personalized Campaigns, Campaign Planning, Generative AI Agents, Performance Analysis, Communication Strategies, Content Development and Management, Goal Setting, Marketing Strategy and Techniques, Content Strategy, Digital Marketing, Digital Advertising, Driving engagement, Market Analysis
Beginner · Course · 3 - 6 Months

Coursera
Skills you'll gain: Brand Awareness, Brand Management, Canva (Software), Brand Marketing, Brand Strategy, Social Media Analytics, Branding, Content Scheduling, Logo Design, Digital Marketing Tools, Social Media, Social Media Marketing, Social Media Campaigns, Social Media Content, Email Marketing, Data Presentation, Digital Marketing, Generative AI, Content Creation, Marketing Analytics
Intermediate · Specialization · 3 - 6 Months

Macquarie University
Skills you'll gain: Governance, Data Presentation, Management Accounting, Data Storytelling, Budgeting, Marketing Analytics, Capital Budgeting, Financial Modeling, Financial Data, Data Ethics, SAS (Software), Business Analytics, Financial Management, Customer Analysis, Customer Insights, Digital Media Strategy, Corporate Finance, Business Valuation, Financial Analysis, Data Visualization
Beginner · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Data Structures, Algorithms, Theoretical Computer Science, Computational Thinking, Data Science, Analysis, Probability & Statistics, Python Programming
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Version Control, Risk Management Framework, Risk Mitigation, Microsoft Excel, File Management, Financial Modeling, Document Control, Standard Operating Procedure, Information Management, Document Management, File Systems, Records Management, Information Architecture, Operational Efficiency, Technical Documentation, Auditing, Process Improvement, Spreadsheet Software
Intermediate · Course · 1 - 4 Weeks