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: Blockchain, Market Liquidity, Loans, Marketing Strategies, FinTech, Wealth Management, Marketing Planning, Marketing, Marketing Communications, General Lending, Data Security, Payment Systems, Risk Management, Asset Protection, Risk Management Framework, Lending and Underwriting, Investments, Finance, Merchant Services, Entrepreneurial Finance
Beginner · Specialization · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Research Design, Science and Research, Laboratory Research, Research Methodologies, Sensory Systems Analysis, Statistical Analysis, Psychological Evaluations, Data Analysis, Data Collection, Neurology, Psychology, Physiology, Image Analysis, Medical Imaging, Statistical Hypothesis Testing, Statistical Inference
Intermediate · Course · 1 - 3 Months

University of London
Skills you'll gain: Responsive Web Design, Cascading Style Sheets (CSS), JSON, HTML and CSS, Web Content Accessibility Guidelines, Javascript, Application Programming Interface (API), Web Design, Semantic Web, Usability, Web Applications, Web Development, Test Tools, Web Content, Data Structures, Application Frameworks, Network Protocols, Data Ethics, Animations
Build toward a degree
Beginner · 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

Corporate Finance Institute
Skills you'll gain: Financial Trading, Financial Market, Market Data, Economics, Capital Markets, Market Dynamics, Financial Policy, Business Economics, General Finance, Securities Trading, Market Trend, Banking, Investment Management
Beginner · Course · 1 - 3 Months

Skills you'll gain: Frontend Integration, Restful API, Spring Boot, Full-Stack Web Development, React.js, IntelliJ IDEA, Spring Framework, Object-Relational Mapping, Web Services, JavaScript Frameworks, Front-End Web Development, YAML, Web Applications, Back-End Web Development, Data Access, Database Application, User Interface (UI), Context Management, Application Programming Interface (API), Databases
Intermediate · Specialization · 1 - 4 Weeks

Università di Napoli Federico II
Skills you'll gain: AI powered creativity, AI literacy, Responsible AI, AI Enablement, Digital pedagogy, AI Integrations
Beginner · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Dashboard, Salesforce, Data Visualization, Business Reporting, Report Writing, Data Import/Export
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Consultative Approaches, Sales Training, Inside Sales, Market Opportunities, Selling Techniques, Closing (Sales), Regional Sales, General Sales Practices, Sales Enablement, Sales Management, Sales Operations, Business Development, Sales Prospecting, Personalized Campaigns, Active Listening, Drive Engagement, Negotiation, Proposal Development, Data Storytelling, Emotional Intelligence
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Generative Engine Optimization (GEO), Content Performance Analysis, Content Optimization, Google Gemini, Generative AI, Content Strategy, Gemini, Content Marketing, AI Workflows, ChatGPT, Google Analytics, Responsible AI, Content Creation, Data-Driven Marketing, AI literacy, Large Language Modeling, Automation, No-Code Development
Beginner · Specialization · 3 - 6 Months

National Taiwan University
Skills you'll gain: Logistic Regression, Sampling (Statistics), Model Evaluation, Statistical Methods, Regression Analysis, Statistical Hypothesis Testing, Statistical Modeling, Statistical Programming, Statistical Analysis, R Programming, Business Analytics, Predictive Modeling, Estimation, Probability & Statistics, Statistical Inference
Intermediate · Course · 1 - 3 Months

Macquarie University
Skills you'll gain: Cryptography, Encryption, Network Security, Cybersecurity, Key Management, Security Engineering, Network Protocols, Federated Learning, Data Integrity, Security Management
Beginner · Course · 1 - 3 Months