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 California, Davis
Skills you'll gain: Market Research, Proposal Writing, Surveys, Research Methodologies, Market Analysis, Business Research, Data Collection, Proposal Development, Quantitative Research, Business Writing, Sampling (Statistics), Survey Creation, Qualitative Research, Request for Proposal, Client Services, Professional Networking, Peer Review, Communication, Data Quality
★ 4.6 (946) · Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Digital Marketing Campaigns, Campaign Management, Keyword Research, Digital Marketing, Email Automation, Email Marketing, Search Engine Optimization, Digital Advertising, Marketing Channel, Google Ads, Social Media Marketing, Marketing Effectiveness, Marketing Budgets, Generative AI, Marketing Analytics, Performance Measurement, Google Analytics, Content Marketing, Brand Marketing, AI Enablement
Intermediate · Course · 1 - 3 Months

Skills you'll gain: React Native, UI Components, Mobile Development, Responsive Web Design, User Interface (UI), User Interface (UI) Design, Debugging, React Redux, Figma (Design Software), Mobile Development Tools, Development Environment, Application Programming Interface (API), Animations, Javascript
Intermediate · Course · 1 - 3 Months

IE Business School
Skills you'll gain: Financial Policy, International Finance, Public Policies, Economics, Economic Development, Economics, Policy, and Social Studies, Policy Development, Business Economics, Market Opportunities, International Relations, Tax, Market Data, Policy Analysis, Socioeconomics, Risk Analysis, Demography, Crisis Management, Fiscal Management, Social Studies, Supply And Demand
★ 4.8 (1.4K) · Intermediate · Specialization · 3 - 6 Months
MathWorks
Skills you'll gain: Responsible AI, Anomaly Detection, Image Analysis, Computer Vision, Engineering Analysis, Artificial Intelligence, Process Modeling, AI Integrations, AI literacy, AI Workflows, Simulation and Simulation Software, Failure Analysis, Digital Transformation, Decision Support Systems, Machine Learning Methods, System Monitoring, Predictive Modeling, Model Evaluation, Reinforcement Learning
Beginner · Course · 1 - 4 Weeks

Corporate Finance Institute
Skills you'll gain: Market Data, Wealth Management, Equities, Financial Market, Financial Planning, Retail Banking, Financial Systems, Portfolio Management, Securities (Finance), Consumer Behaviour, Investments, Economics, Financial Management, Banking, Economic Development, Investment Management, Banking Services, Personalized Service, Market Intelligence, Financial Services
★ 4.6 (50) · Beginner · Specialization · 3 - 6 Months

Palo Alto Networks
Skills you'll gain: Network Security, Cloud Security, Cybersecurity, Cloud Deployment, Cloud Technologies, Network Administration, IT Security Architecture, Cloud Infrastructure, Firewall, Endpoint Detection and Response, Cloud Services, Computer Security, Network Infrastructure, Data Security, AI Security, Docker (Software), Security Management, Software As A Service, Hybrid Cloud Computing, Threat Detection
★ 4.6 (885) · Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Algorithms, Computer Programming, Data Structures, Computational Thinking, Theoretical Computer Science
Intermediate · Course · 1 - 3 Months

Saïd Business School, University of Oxford
Skills you'll gain: Responsible AI, AI Enablement, Sustainable Business, Strategic Leadership, Corporate Sustainability, AI Product Strategy, Governance, Environmental Social And Corporate Governance (ESG), Business Leadership, Sustainable Development, Artificial Intelligence, Sustainable Systems, Social Justice, Organizational Leadership, AI literacy, Organizational Strategy, Sustainable Technologies, Ethical Standards And Conduct, Change Management, Risk Management
Intermediate · 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
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Kubernetes, Google Cloud Platform, CI/CD, Istio, Cloud-Native Computing, Multi-Cloud, Cloud Management, Application Deployment, Cloud Deployment, AI Workflows, Model Deployment, Security Controls, Cloud Security, Model Training, Identity and Access Management, Scalability, Authentications, Network Security, Configuration Management, Encryption
Advanced · Course · 3 - 6 Months

Coursera
Skills you'll gain: Software Documentation, API Gateway, Scripting, API Design, API Testing, Restful API, JSON, Application Programming Interface (API), Data Import/Export, Scripting Languages, Performance Tuning, Content Management, Scalability
Intermediate · Course · 1 - 4 Weeks