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 Colorado Boulder
Skills you'll gain: Python Programming, Programming Principles, Code Reusability, Computational Logic, Computational Thinking
Beginner · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Microsoft Excel, Spreadsheet Software, Excel Formulas, Dashboard, Data Entry, Business Reporting, Data Cleansing, Data Visualization, Data Management, Auditing, Analytics
Build toward a degree
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Sales Operations, Generative AI Agents, HubSpot CRM, Customer Relationship Management (CRM) Software, Salesforce, Sales Process, Business Workflow Analysis, Business Process Automation, Customer Relationship Management, Lead Generation, General Sales Practices, Workflow Management, Agentic Workflows, Process Analysis, Sales, Automation, Data Entry, Agentic systems, Systems Integration, Data Management
Intermediate · Course · 1 - 4 Weeks

University of Illinois Urbana-Champaign
Skills you'll gain: Virtual Networking, Cloud Infrastructure, Network Architecture, Computer Networking, Network Infrastructure, Cloud Computing Architecture, General Networking, Software-Defined Networking, Network Planning And Design, Cloud Computing, Virtualization, Network Routing, TCP/IP, Wide Area Networks, Data Centers, Network Performance Management, Network Switches, Virtual Machines, Virtualization and Virtual Machines, Python Programming
Mixed · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Model Evaluation, Model Training, Applied Machine Learning, Google Cloud Platform, Image Analysis, Model Deployment, Computer Vision, Machine Learning, Predictive Analytics, Cloud Storage, Cloud API
Intermediate · Project · Less Than 2 Hours

Google Cloud
Skills you'll gain: Distributed Denial-Of-Service (DDoS) Attacks, Cloud Security, Cyber Governance, Data Security, Cloud Computing, Cybersecurity, Security Controls, Infrastructure Security, Google Cloud Platform, Authentications, Authorization (Computing), Cloud Services, Public Cloud, Threat Management, Network Security, Data Storage, Threat Detection, Identity and Access Management, Information Privacy, Data Centers
Beginner · Course · 1 - 3 Months

Skills you'll gain: Financial Modeling, Revenue Forecasting, Working Capital, Cash Flows, Business Valuation, Financial Forecasting, Expense Management, Financial Data, Cash Flow Forecasting, Operating Expense, Depreciation, Financial Analysis, Financial Statement Analysis, Financial Statements, Asset Management, Business Metrics, Balance Sheet, Forecasting, Equities, Capital Expenditure
Mixed · Course · 1 - 3 Months

CVS Health
Skills you'll gain: Call Center Experience, Growth Mindedness, De-escalation Techniques, Data Entry, Greeting Customers, Collaboration, Teamwork, Telephone Skills, Inbound Calls, Customer Inquiries, Time Management, Customer Complaint Resolution, Customer Service, Customer Data Management, Personal Development, Performance Metric, Performance Measurement, Verbal Communication Skills, Problem Solving, Communication
Beginner · Course · 1 - 3 Months

Skills you'll gain: Time Series Analysis and Forecasting, Model Evaluation, Feature Engineering, Forecasting, Data-Driven Decision-Making, Data Preprocessing, Trend Analysis, Predictive Analytics, Predictive Modeling, Statistical Analysis, Data Visualization, Model Training, Data Analysis, Data Cleansing
Mixed · Course · 1 - 4 Weeks

Erasmus University Rotterdam
Skills you'll gain: Environmental Engineering and Restoration, Land Management, Sustainable Business, Sustainable Development, Natural Resource Management, Business Modeling, Corporate Sustainability, Environment and Resource Management, Environmental Science, Economic Development, Case Studies, Return On Investment, Complex Problem Solving, Cost Benefit Analysis, Stakeholder Engagement, Strategic Partnership
Beginner · Course · 1 - 3 Months

Skills you'll gain: Technical Design, User Feedback, Technology Solutions, Technical Consulting, Solution Design, Solution Architecture, Solution Delivery, SAP Applications, Technical Communication, Requirements Analysis, Business Analysis, Agile Methodology, Business Requirements, Requirements Elicitation, Gap Analysis, Customer Engagement, Presentations, Prioritization, Communication
Beginner · Course · 1 - 3 Months

Vanderbilt University
Skills you'll gain: Spring Framework, Object-Relational Mapping, Cloud Security, Java, Java Programming, Scalability, Cloud Development, Cloud Applications, Secure Coding, Web Services, Cloud Services, Cloud Computing, Cloud Computing Architecture, JSON, Cloud Deployment, Application Frameworks, Java Platform Enterprise Edition (J2EE), Data Security, Application Security, Object Oriented Design
Intermediate · Course · 1 - 4 Weeks