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, Irvine
Skills you'll gain: Search Engine Marketing, Business Strategy, Digital Brand Strategy, Keyword Research, Digital Marketing, Financial Accounting, Organizational Leadership, Online Advertising, Financial Reporting, Search Engine Optimization, Business Planning, Management Accounting, Accountability, Business Management, Forecasting, Leadership and Management, Cash Flow Forecasting, Working Capital, Strategic Planning, Storytelling
★ 4.7 (828) · Beginner · Specialization · 1 - 3 Months

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

Skills you'll gain: File I/O, C and C++, Data Import/Export, C++ (Programming Language), Object Oriented Programming (OOP), Object Oriented Design, Data Validation, Programming Principles, Computer Programming, Data Integrity, Data Structures, Code Reusability, File Management, Data Store, Memory Management, Software Documentation, Computer Science, Maintainability, Computational Logic, Development Environment
★ 4.6 (1.3K) · Beginner · Specialization · 3 - 6 Months

Board Infinity
Skills you'll gain: Responsible AI, Make.com, Prompt Engineering, AI Workflows, Prompt Patterns, Data Ethics, Microsoft Power Automate/Flow, Agentic Workflows, Business Process Automation, Generative AI Agents, Process Flow Diagrams, AI Orchestration, No-Code Development, Agentic systems, Model Deployment, Risking, AI Enablement, Business Priorities, AI Integrations, Artificial Intelligence
Beginner · Specialization · 1 - 3 Months

Google DeepMind
Skills you'll gain: Prompt Engineering, Prompt Engineering Tools, Google Gemini, Vibe coding, Gemini, Program Development, Google Cloud Platform, Key Management, Application Programming Interface (API), Cloud Deployment, AI Integrations, LLM Application, AI Workflows, Cloud Applications, Cloud Development, Generative AI, Prototyping, Model Evaluation, Natural Language Processing, Real Time Data
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Payroll, HR Tech, Compensation Strategy, Human Resources Software, Compensation and Benefits, Benefits Administration, Payroll Systems, Compensation Analysis, Compensation Management, Payroll Processing, Payroll Administration, Human Resources, Operational Efficiency, Responsible AI, AI Enablement, Data Ethics, AI Personalization, Benefits Enrollment Processes, Employee Engagement, Social Media Analytics
★ 4.6 (14) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Apple iOS, iOS Development, Swift Programming, Apple Xcode, Application Development, Mobile Development, Prototyping, UI Components, Mobile Development Tools, Apple software proficiency, User Interface (UI), No-Code Development, Knowledge of Apple Software, User Interface (UI) Design, User Experience Design, Data Persistence, Animations
Beginner · Course · 1 - 3 Months

Universitat Politècnica de València
Skills you'll gain: Econometrics, Qualitative Research, Scientific Methods, General Science and Research, Research, Quantitative Research, STATA (Software), Research Methodologies, Data Analysis, Research Design, Stata, Data Ethics, Data Collection, Statistical Methods, Statistical Analysis, Informed Consent, Statistical Software, Estimation, Ethical Standards And Conduct
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Organizational Development, Performance Management, Team Performance Management, Performance Appraisal, Workforce Development, Employee Performance Management, Business Transformation, Organizational Change, Team Management, Talent Management, Quality Management, Mergers & Acquisitions, Human Resources Management and Planning, Leadership and Management, Organizational Structure, Leadership Studies, Human Resource Strategy, Organizational Effectiveness, Employee Engagement, Change Management
Beginner · Specialization · 3 - 6 Months

Universidad Austral
Skills you'll gain: Web Scraping, Data Integration, Data Processing, Data Preprocessing, Data Cleansing, Data Manipulation, Natural Language Processing, Jupyter, Pandas (Python Package), Hypertext Markup Language (HTML), JavaScript Frameworks, Data Collection
★ 4.3 (15) · Beginner · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Sustainable Development, Sustainable Design, Nutritional Assessment, Sustainable Technologies, Nutrition and Diet, Product Lifecycle Management, Product Development, Sustainable Engineering, Social Determinants Of Health, Sustainability Standards, Food and Beverage, Product Improvement, Hazard Analysis, Sustainable Systems, Epidemiology, Environment Health And Safety, Environment, Health Assessment, Public Health, Safety Standards
★ 4.4 (118) · Intermediate · Specialization · 3 - 6 Months

Kennesaw State University
Skills you'll gain: Statistical Process Controls, Lean Six Sigma, Lean Methodologies, Six Sigma Methodology, Process Improvement, Team Management, Process Capability, Team Performance Management, Lean Manufacturing, Data Collection, Quality Improvement, Knowledge Transfer, Management Training And Development, Team Building, Process Improvement and Optimization, Statistical Hypothesis Testing, Meeting Facilitation, Continuous Improvement Process, Performance Measurement, Statistics
★ 4.6 (850) · Intermediate · Specialization · 3 - 6 Months