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.

Skills you'll gain: Financial Modeling, Financial Forecasting, Financial Statements, Depreciation, Financial Statement Analysis, Financial Accounting, Financial Reporting, Balance Sheet, Financial Data, Capital Budgeting, Financial Acumen, Financial Analysis, Excel Formulas, Income Statement, Microsoft Excel, Risk Analysis, Data Storytelling, Data Validation, Spreadsheet Software, Analysis
★ 5 (10) · Beginner · Course · 1 - 3 Months

Skills you'll gain: File I/O, Data Import/Export, IT Automation, DevOps, Scripting, Python Programming, Debugging, Context Management, Configuration Management, File Management
Intermediate · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: Data Storytelling, Software Quality Assurance, Object Oriented Design, Process Mapping, Generative AI, Open Web Application Security Project (OWASP), Text Mining, Systems Development Life Cycle, Database Design, Agile Software Development, Test Automation, Data Governance, Unsupervised Learning, Integration Testing, Cybersecurity, Classification Algorithms, PyTorch (Machine Learning Library), Statistical Hypothesis Testing, User Experience Design, Natural Language Processing
Degree · 1 - 4 Years

University of California, Irvine
Skills you'll gain: Peer Review, Instructional Design, Instructional and Curriculum Design, Education Software and Technology, Drive Engagement, Parent Communication, Instructional Strategies, Student Engagement, Learning Management Systems, Student Support and Services, Course Development, Collaborative Software, Pedagogy, Blended Learning, Digital pedagogy, Teaching, AI Personalization, Data Management, Collaboration, Planning
★ 4.6 (2.4K) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Extract, Transform, Load, Apache Spark, Data Pipelines, PySpark, Apache Hadoop, Data Transformation, MySQL, Data Manipulation, Data Store, Data Import/Export, Development Environment, Software Installation
★ 4.3 (23) · Mixed · Course · 1 - 4 Weeks

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Software Development Life Cycle, Version Control, Program Development, Software Development, Application Deployment, Git (Version Control System), Software Design Documents, CI/CD, Software Design, DevOps, Unified Modeling Language, GitHub, Debugging, Containerization, Systems Design, Docker (Software), Code Review, Software Documentation, Functional Requirement, Requirements Analysis
Intermediate · Course · 1 - 3 Months

University of Leeds
Skills you'll gain: Exploratory Data Analysis, Statistical Methods, Statistical Modeling, Statistical Software, R (Software), Probability & Statistics, Data Collection, Statistics, Data Literacy, Statistical Inference, R Programming, Statistical Programming, Probability, Data Analysis, Statistical Analysis, Probability Distribution, Simulations, Statistical Visualization, Statistical Reporting, Data Visualization Software
★ 4.8 (10) · Intermediate · 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
★ 5 (8) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Content Performance Analysis, Copywriting, Content Marketing, Blogs, Content Creation, Content Optimization, Target Audience, Driving engagement, Digital Content, Content Development and Management, Content Strategy, Marketing Strategies, Search Engine Optimization, Web Content, Social Media Strategy, Digital Marketing Campaigns, Social Media Marketing, Digital Marketing, Web Analytics and SEO, Digital Marketing Tools
Beginner · Specialization · 3 - 6 Months

Universidad de los Andes
Skills you'll gain: Technical Analysis, Financial Trading, Financial Market, Performance Measurement, Capital Markets, Market Trend, Investment Management, Investments, Securities Trading, Applied Machine Learning, Market Data, Machine Learning Methods, Return On Investment, Statistical Machine Learning, Financial Analysis, Machine Learning Algorithms, Model Evaluation, Machine Learning, Classification Algorithms, Financial Data
★ 4.8 (38) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Solution Selling, Consultative Approaches, Consultative Selling, Negotiation, Sales Prospecting, Regulatory Requirements, Prospecting and Qualification, Data Ethics, Compliance Management, Regulation and Legal Compliance, Business Ethics, Ethical Standards And Conduct, Account Management, Contract Negotiation, Responsible AI, Microsoft Copilot, Personally Identifiable Information, Information Privacy, Customer Engagement, Customer Relationship Building
Advanced · Course · 1 - 4 Weeks

John Wiley & Sons
Skills you'll gain: AI Enablement, AI Product Strategy, Strategic Thinking, Business Strategy, Data Strategy, Business Leadership, Data Management, Artificial Intelligence, Risk Analysis, Cost Benefit Analysis, Revenue Management, AI Integrations, Data-Driven Decision-Making, AI Orchestration, Process Optimization, Automation, Stakeholder Management, Stakeholder Analysis, Decision Making
Beginner · Course · 1 - 3 Months