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.

Sungkyunkwan University
Skills you'll gain: Portfolio Risk, Regression Analysis, Predictive Analytics, Predictive Modeling, Investment Management, Risk Modeling, Risk Analysis, Investments, Machine Learning Methods, R Programming, Statistical Methods, Machine Learning, Advanced Analytics, Statistical Programming, Statistical Analysis, Financial Analysis, Machine Learning Algorithms, R (Software), Applied Machine Learning, Risk Management
Intermediate · Course · 1 - 4 Weeks
University of Michigan
Skills you'll gain: Community Health, Public Health, Health Disparities, Health Promotion, Health Assessment, Social Determinants Of Health, Public Health and Disease Prevention, Health Equity, Epidemiology, Health Systems, Data Collection, Care Coordination
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Microsoft Excel, Coordinating, Spreadsheet Software, Excel Formulas, Project Management, Project Coordination, Organizational Skills, Project Planning, Data Validation, Shared Media
Beginner · Guided Project · Less Than 2 Hours

Automatic Data Processing, Inc. (ADP)
Skills you'll gain: Full Cycle Recruitment, Recruitment, Recruitment Strategies, Talent Acquisition, Drive Engagement, Talent Recruitment, Brand Loyalty, Interviewing Skills, Customer Engagement, Branding, Brand Awareness, Customer experience improvement, Constructive Feedback, Customer experience strategy (CX), Customer Service, Customer Advocacy, Personalized Service, Relationship Building
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Lakes, Data Governance, Operational Data Store, Operational Databases, Metadata Management, Google Cloud Platform, Data Management, Data Architecture, Data Warehousing, Data Infrastructure, Advanced Analytics, Cloud Storage, Data Integration, Data Storage Technologies, Analytics, Data Loss Prevention, Applied Machine Learning, Cloud Security, Open Source Technology
Intermediate · Course · 1 - 3 Months

Universitat Autònoma de Barcelona
Skills you'll gain: Climate Change Adaptation, Supply And Demand, Sustainable Development, Market Dynamics, International Relations, Climate Change Mitigation, Economics, Environmental Issue, Environmental Regulations, Environmental Policy, Socioeconomics, Economics, Policy, and Social Studies, Mathematical Modeling, Tax Laws, Applied Mathematics, Social Impact, Public Policies, Game Theory, Cost Benefit Analysis, Big Data
Beginner · Course · 1 - 3 Months

Skills you'll gain: Expense Reports, Payroll Tax, Expense Management, Payroll Processing, Accounting Software, QuickBooks (Accounting Software), Data Entry, Payroll Administration, Accounts Payable, Payment Processing and Collection, Ledgers (Accounting), Accounting Records, Invoicing, Tax Compliance, Audit Working Papers, Document Management, Vendor Relationship Management, Verification And Validation, Workflow Management, Compliance Management
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: No-Code Development, Information Architecture, User Experience Design, Application Design, User Interface (UI), User Centered Design, Mobile Development, Database Development, Web Applications, Data Management, Data Architecture, Experience Design, UI/UX Research, Information Privacy, Mobile Development Tools, User Feedback, Functional Testing, Data Structures, Integration Testing, Root Cause Analysis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Responsive Web Design, Cascading Style Sheets (CSS), HTML and CSS, Javascript, Web Design, Event-Driven Programming, Web Design and Development, Development Environment, Web Development, Integrated Development Environments, Web Applications, Hypertext Markup Language (HTML), Programming Principles, Graphic and Visual Design, Animations, Typography, Color Theory, Software Installation, Web Analytics and SEO, Data Validation
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: JUnit, Apache Maven, Model View Controller, Unit Testing, Frontend Integration, Spring Boot, Restful API, Data Persistence, Web Services, Software Testing, Java Programming, Object-Relational Mapping, Java, Back-End Web Development, Secure Coding, Authentications, Data Modeling, Business Logic
Mixed · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Information Privacy, Personally Identifiable Information, Document Management, Data Management, Data Governance, Law, Regulation, and Compliance, Training Programs, Compliance Training, Record Keeping, Security Awareness, Employee Training, Records Management
Mixed · Course · 1 - 4 Weeks
Skills you'll gain: Credit Risk, Risk Modeling, Financial Analysis, Financial Statement Analysis, Financial Modeling, Financial Statements, Cash Flows, Portfolio Risk, Investments, Risk Analysis, Market Liquidity, Corporate Finance, Return On Investment, Business Valuation, Data Modeling, Performance Stress Testing, Case Studies, Excel Formulas, Business Analytics
Intermediate · Course · 1 - 3 Months