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: Dashboard, Dashboard Creation, Data Warehousing, Data Presentation, Relational Databases, Database Development, Data Access, Database Management, SQL, Query Languages, Data Management, Data Analysis, Data Analysis Software, Cloud Computing, Benchmarking, Market Share
★ 4.4 (56) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: PyTorch (Machine Learning Library), Computer Vision, NumPy, Matplotlib, Convolutional Neural Networks, Deep Learning, Pandas (Python Package), Image Analysis, Model Optimization, Python Programming, Data Manipulation, Model Training
Intermediate · Course · 1 - 3 Months

Rutgers the State University of New Jersey
Skills you'll gain: Quality Improvement, Continuous Quality Improvement (CQI), Quality Assurance, Healthcare Project Management, Data Quality, Spreadsheet Software, Analysis
★ 4.7 (201) · Beginner · Course · 1 - 4 Weeks
Macquarie University
Skills you'll gain: Microsoft Excel, Data Visualization, Spreadsheet Software, Excel Formulas, Data Management, Productivity Software, Writing
★ 4.7 (123) · Beginner · Course · 1 - 3 Months

Edureka
Skills you'll gain: AI Security, Responsible AI, Incident Response, Computer Security Incident Management, Threat Modeling, Security Testing, Cybersecurity, MLOps (Machine Learning Operations), Security Strategy, DevSecOps, Identity and Access Management, Cloud Security, Vulnerability Assessments, Hardening, Threat Detection, Artificial Intelligence, Model Deployment, Penetration Testing, Machine Learning, Anomaly Detection
Intermediate · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Android Development, Application Development, Android (Operating System), Video Game Development, Android Studio, Mobile Development, Software Development Tools, Game Design, Computer Programming Tools, Development Environment, Internet Of Things, Embedded Software, Web Servers, Web Applications, Java, Ubuntu, Peripheral Devices, Operating Systems, Software Installation, Hardware Troubleshooting
★ 4.2 (160) · Mixed · Course · 1 - 3 Months

Politecnico di Milano
Skills you'll gain: Research, Scientific Methods, Data Sharing, Ethical Standards And Conduct, Open Source Technology, Informatics, Intellectual Property, Technical Writing
★ 4.8 (211) · Beginner · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Responsible AI, Stakeholder Engagement, Stakeholder Management, Team Performance Management, Project Management, Technical Management, Project Risk Management, Human Capital, Data Ethics, Workforce Management, Risk Mitigation, Stakeholder Communications, Project Management Life Cycle, Agile Methodology, Risk Analysis, Artificial Intelligence, Team Management, Team Building, Scalability, Diversity Training
★ 4.5 (49) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Recurrent Neural Networks (RNNs), Tensorflow, Natural Language Processing, Deep Learning, Autoencoders, Time Series Analysis and Forecasting, Artificial Neural Networks, Machine Learning, Embeddings, Data Preprocessing
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Budgeting, Data Visualization, Google Sheets, Productivity Software, Budget Management, Spreadsheet Software, Presentations, User Accounts, Data Sharing
★ 4.6 (333) · Beginner · Guided Project · Less Than 2 Hours

University of Colorado System
Skills you'll gain: Open Web Application Security Project (OWASP), Penetration Testing, Metasploit, Security Testing, Security Strategy, Vulnerability Assessments, Cyber Security Assessment, Security Management, Vulnerability Scanning, Cyber Threat Intelligence, Information Systems Security, Exploitation techniques, Security Controls, Data Sharing
★ 4.7 (267) · Beginner · Course · 1 - 3 Months

University of London
Skills you'll gain: Consumer Behaviour, Marketing, Culture, Data-Driven Marketing, Sustainable Business, Advertising, Environmental Issue, Digital Analysis, Sociology, Sustainable Development, Social Media
★ 4.7 (79) · Beginner · Course · 1 - 4 Weeks