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 Washington
Skills you'll gain: Presentations, Sales Presentations, Oral Expression, Persuasive Communication, Public Speaking, Verbal Communication Skills, Data Visualization, Communication, Selling Techniques, English Language, Vocabulary
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Responsible AI, AI Orchestration, Agentic Workflows, Generative AI Agents, AI Workflows, Artificial Intelligence and Machine Learning (AI/ML), AI Enablement, Agentic systems, LLM Application, LangChain, Artificial Intelligence, Workflow Management, Model Deployment, Tool Calling, Generative AI, AI Product Strategy, AI Security, Business Process Automation, AI Personalization, Vector Databases
Intermediate · Course · 1 - 3 Months

University of Virginia
Skills you'll gain: Management Accounting, Cost Accounting, Accounting, Cost Benefit Analysis, Cost Management, Budget Management, Financial Accounting, Financial Data, Financial Analysis, Decision Making, Resource Allocation
Beginner · Course · 1 - 4 Weeks

Total Seminars
Skills you'll gain: Penetration Testing, Vulnerability Scanning, Metasploit, Vulnerability Assessments, Exploitation techniques, Cyber Security Assessment, Exploit development, Network Security, Cybersecurity, Vulnerability Management, Brute-force attacks, Security Testing, MITRE ATT&CK Framework, Test Planning, Cloud Security, Network Analysis, OSI Models, Linux, Web Applications, Ethical Standards And Conduct
Advanced · Specialization · 3 - 6 Months

Skills you'll gain: Oracle SQL Developer, Oracle Databases, Database Design, Data Manipulation, SQL, Relational Databases, Data Transformation, Databases, Case Studies, Query Languages, Pivot Tables And Charts, Data Analysis, Data Integration, Data Structures
Mixed · 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
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Peripheral Devices, Virtualization, Computer Hardware, System Configuration, Virtualization and Virtual Machines, Operating System Administration, Computer Systems, Virtual Machines, Operating Systems, Hardware Troubleshooting, Linux, Software Installation, Technical Support, Mac OS, Computer Architecture, File Systems, Network Infrastructure, Data Storage, User Accounts, Disaster Recovery
Beginner · Course · 1 - 3 Months

Skills you'll gain: PyTorch (Machine Learning Library), Model Training, Fine-tuning, Image Analysis, Convolutional Neural Networks, Computer Vision, Transfer Learning, Model Evaluation, Deep Learning, Data Preprocessing
Intermediate · Guided Project · Less Than 2 Hours

University of Illinois at Urbana-Champaign
Skills you'll gain: Business Strategy, Data Visualization, Data Storytelling, Management Accounting, Model Evaluation, Fund Accounting, Operations Management, Organizational Change, Audit Planning, Mergers & Acquisitions, Financial Statement Analysis, Project Closure, Risk Management, Social Determinants Of Health, Revenue Recognition, Entrepreneurship, Financial Auditing, Data Governance, Generative AI, Supply And Demand
Credit offered
Graduate Certificate · 6 - 12 Months

Skills you'll gain: Google Workspace, Email Security, User Accounts, Gmail, User Provisioning, Data Management, Collaborative Software, Endpoint Security, Group Policy, Data Sharing, Compliance Management, Information Management, Cloud Management, Data Strategy, Productivity Software, Systems Administration, Data Migration, Document Management, Cloud Security, File Management
Intermediate · Specialization · 1 - 3 Months

Google Cloud
Skills you'll gain: Google Cloud Platform, Cloud Infrastructure, Data Infrastructure, Cloud Storage, Data Storage, Data Storage Technologies, Model Training, Data Preprocessing, Model Deployment, Kubernetes, AI Workflows, File Systems, Scalability
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Portfolio Risk, Investment Management, Risk Management, Financial Analysis, Financial Management, Risk Analysis, Risk Modeling, Portfolio Management, Financial Market, Investments, Statistics
Intermediate · Guided Project · Less Than 2 Hours