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.

New York University
Skills you'll gain: Security Engineering, Threat Modeling, Distributed Denial-Of-Service (DDoS) Attacks, Cyber Attacks, Cybersecurity, Threat Management, Cyber Risk, Cyber Security Assessment, Information Systems Security, Network Security, Computer Security, Exploitation techniques, Risk Management Framework, Cryptography, Data Integrity
★ 4.7 (2.9K) · Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Package and Software Management, Code Review, Open Source Technology, Code Reusability, GitHub, Scientific Methods, Software Documentation, Science and Research, Technical Documentation, Informatics, Software Versioning, R (Software), Data Analysis, Programming Principles, R Programming, Git (Version Control System), Integrated Development Environments
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Collaborative Software, Collaboration, Team Building, Team Collaboration, Teamwork, Sprint Retrospectives, Cross-Functional Collaboration, User Feedback, Employee Surveys, Process Improvement, Discussion Facilitation, Document Management, Performance Analysis, People Analytics, Editing, Decision Making
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Stakeholder Management, Stakeholder Engagement, People Analytics, Stakeholder Communications, Workforce Planning, Stakeholder Analysis, Human Resource Strategy, Human Resources, Organizational Strategy, Business Priorities, Organizational Structure, Management Reporting, Communication Planning, Data Storytelling, Business Metrics, Matrix Management, Strategic Decision-Making, Reconciliation, Strategic Planning, Strategic Prioritization
Advanced · Course · 1 - 3 Months

Korea Advanced Institute of Science and Technology(KAIST)
Skills you'll gain: electromagnetics, Electrical Engineering, Differential Equations, Physics, Electrical Systems, Materials science, Integral Calculus, Advanced Mathematics, Energy and Utilities, Applied Mathematics, Engineering Calculations, Engineering, Mechanics, Electronic Components, Engineering Analysis, Mathematical Modeling, Scientific Visualization
★ 4.7 (978) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Innovation, Project Management, Responsible AI, Generative AI, Cost Reduction, Team Performance Management, Workflow Management, Project Planning, Resource Allocation, Process Improvement, Risk Management, Predictive Analytics
★ 4.5 (10) · Intermediate · Course · 1 - 4 Weeks

PracticalGrowth
Skills you'll gain: Performance Metric, Data Storytelling, Key Performance Indicators (KPIs), Storytelling, Business Metrics, Value Propositions, Market Opportunities, Internal Communications, Compensation Strategy, Professional Development, Negotiation, Performance Appraisal, Proposal Development, Compensation Management, Compensation Analysis, Business Ethics, Professional Networking, Business Priorities, Performance Review, Strategic Decision-Making
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Ethics, Financial Modeling, Responsible AI, Financial Forecasting, Financial Statements, Depreciation, Financial Statement Analysis, Financial Accounting, Law, Regulation, and Compliance, Risking, Financial Reporting, Business Ethics, Balance Sheet, AI literacy, Artificial Intelligence, Strategic Decision-Making, Data Management, Finance, Business Strategy, Business
★ 5 (10) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Derivatives, Financial Trading, Risk Management, Futures Exchange, Financial Market, Securities Trading, Risk Mitigation, Market Data, Risk Analysis, Finance, Market Dynamics, Profit and Loss (P&L) Management
Mixed · Course · 1 - 3 Months

Skills you'll gain: Financial Modeling, Business Valuation, Microsoft Excel, Financial Analysis, Analysis, Financial Statement Analysis, Financial Forecasting, Finance, Risk Analysis, Cash Flows, Business Analysis, Corporate Finance, Cash Flow Forecasting, Mergers & Acquisitions, Model Evaluation
Intermediate · Course · 1 - 4 Weeks

John Wiley & Sons
Skills you'll gain: Stakeholder Engagement, Strategic Leadership, Plan Execution, Organizational Strategy, Strategic Planning, Stakeholder Management, Stakeholder Communications, Business Planning, Leadership and Management, Leadership, Program Implementation, Stakeholder Analysis, Business Strategy, Leadership Development, Strategic Decision-Making, Project Implementation, Strategic Thinking, Public Administration, Learning Strategies, Change Management
Advanced · Course · 1 - 3 Months

Peking University
Skills you'll gain: Data Structures, Algorithms, C++ (Programming Language), Memory Management, C (Programming Language), File I/O, Object Oriented Design, Computational Thinking, Graph Theory, Object Oriented Programming (OOP), Programming Principles, Theoretical Computer Science, Computer Programming, Program Development, Data Storage, Application Development, Software Development, Computer Architecture, Software Engineering, Database Management Systems
★ 4.8 (2.7K) · Beginner · Specialization · 3 - 6 Months