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.

IBM
Skills you'll gain: COBOL (Programming Language), Report Writing, Debugging, Programming Principles, Software Testing, Computer Programming, Maintainability, Business Logic, Software Engineering, Data Storage, Numerical Analysis
Beginner · Course · 1 - 4 Weeks

Corporate Finance Institute
Skills you'll gain: Data Analysis Expressions (DAX), Snowflake Schema, Power BI, Financial Statements, Business Intelligence, Financial Reporting, Cash Flows, Microsoft Excel, Financial Data, Data Modeling, Balance Sheet, Income Statement, SQL
Beginner · Course · 1 - 3 Months

Macquarie University
Skills you'll gain: Criminal Investigation and Forensics, Investigation, File Systems, Mobile Security, Cybersecurity, Data Security, Threat Detection, Data Integrity, Graphical Tools, Digital Communications, Malware Protection, File Management, Computer Security Incident Management, Incident Response, Mobile Development Tools, Data Storage, Real Time Data, Disaster Recovery, Network Analysis, Regulation and Legal Compliance
Beginner · Course · 1 - 3 Months

Automatic Data Processing, Inc. (ADP)
Skills you'll gain: Diversity Training, Workplace inclusivity, Talent Recruitment, Diversity Programs, New Hire Orientations, Process Improvement, Relationship Building, Human Resources, Brand Awareness, Talent Management, Consultative Approaches, Customer experience strategy (CX), Collaboration, Personalized Service, Teamwork, Leadership and Management, Time Management, Decision Making, Communication, Critical Thinking
Intermediate · Specialization · 3 - 6 Months

University at Buffalo
Skills you'll gain: Intrusion Detection and Prevention, Security Controls, Incident Response, Vulnerability Assessments, Software Development Life Cycle, Cybersecurity, Cyber Security Assessment, Threat Detection, Information Assurance, Network Security, Risk Management Framework, Cloud Security, Authentications
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Excel Formulas, Spreadsheet Software, Microsoft Excel, Microsoft Office, Data Analysis
Beginner · Guided Project · Less Than 2 Hours

Whizlabs
Skills you'll gain: Microsoft Azure, Role-Based Access Control (RBAC), Cloud Storage, Identity and Access Management, Cloud Management, Data Management, Data Security, Data Governance, Data Encryption Standard
Intermediate · Course · 1 - 4 Weeks

Starweaver
Skills you'll gain: Data Storytelling, Active Listening, Non-Verbal Communication, Business Writing, Sales Presentation, Concision, Sales Strategy, Writing, Cultural Sensitivity, Persuasive Communication, Interpersonal Communications, Customer Relationship Management (CRM) Software, Storytelling, Emotional Intelligence, Sales, Business Communication, Communication Strategies, Technical Communication, Communication, Marketing Communications
Intermediate · Specialization · 1 - 3 Months

Illinois Tech
Skills you'll gain: Responsible AI, Artificial Intelligence, Generative AI, Machine Learning, Artificial Intelligence and Machine Learning (AI/ML), Applied Machine Learning, OpenAI, Anthropic Claude, Supervised Learning, Business Intelligence, Business Ethics, ChatGPT, Human Machine Interfaces, Emerging Technologies, Market Share, Deep Learning, Market Data
Beginner · Course · 1 - 3 Months
Sapienza University of Rome
Skills you'll gain: Ancient History, Public History, Political Sciences, Art History, European History, World History, Research, Investigation, Social Sciences, Culture, Governance, Scientific Methods, Data Collection, Storytelling
Beginner · Course · 1 - 3 Months

Starweaver
Skills you'll gain: Business Process Modeling, Responsible AI, Business Process, Digital Transformation, Business Process Management, Business Process Improvement, Process Design, Business Process Automation, Organizational Change, Stakeholder Engagement, Google Gemini, Anthropic Claude, Sustainable Development, Data Ethics, Leadership, Generative AI, Robotic Process Automation, Corporate Sustainability, Sustainability Reporting, Strategic Planning
Intermediate · Specialization · 1 - 4 Weeks

EIT Digital
Skills you'll gain: Closing (Sales), Cold Calling, Customer Analysis, Sales Process, Target Market, Market Analysis, Marketing, Marketing Strategies, Competitive Analysis, Marketing Planning, Business Marketing, Sales, Growth Strategies, Market Research, Sales Prospecting, Business Development, New Business Development, A/B Testing, Entrepreneurship, Digital Marketing
Intermediate · Course · 1 - 3 Months