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, Davis
Skills you'll gain: Continuous Integration, CI/CD, Continuous Deployment, Integration Testing, DevOps, Software Development, Continuous Monitoring, Webhook Security, Build Tools, Containerization, Docker (Software), Application Deployment, Development Environment, GitHub, Automation, Verification And Validation
★ 4 (41) · Intermediate · Course · 1 - 4 Weeks

AI CERTs
Skills you'll gain: Supply Chain, Supply Chain Management, Inventory Management System, Supply Chain Planning, Supply Chain Systems, Inventory Management, Demand Planning, Inventory Control, Supply Management, Customer Demand Planning, Forecasting, Logistics, Supplier Management, Logistics Management, AI Enablement, Supplier Relationship Management, Risking, Artificial Intelligence, Artificial Intelligence and Machine Learning (AI/ML), Generative AI Agents
★ 3.3 (6) · Intermediate · Course · 1 - 3 Months

Universitat Autònoma de Barcelona
Skills you'll gain: Microsoft Word, Microsoft Office, digital literacy, Computer Literacy, Document Management
★ 4.7 (185) · Beginner · Course · 1 - 4 Weeks

L&T EduTech
Skills you'll gain: Robotics, Automation Engineering, Machine Controls, Internet Of Things, Control Systems, Automation, Image Analysis, Industrial Engineering, Computer Vision, Equipment Design, Mechanical Design
★ 4.5 (34) · Intermediate · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Microsoft Visual Studio, R (Software), Debugging, R Programming, Data Structures, Microsoft Development Tools, Software Documentation, Programming Principles, Statistical Programming, Program Development, Code Reusability, Development Environment, Data Manipulation, Computational Logic, Scripting, Functional Design, Software Installation
★ 5 (6) · Beginner · Course · 1 - 4 Weeks

University of Toronto
Skills you'll gain: Human Centered Design, Design Thinking, Change Management, Storytelling, Organizational Change, Data Storytelling, Data Analysis, Complex Problem Solving, Stakeholder Analysis, Innovation, Quantitative Research, Strategic Communication, Analytics, Diversity and Inclusion, Qualitative Research, Resource Allocation
★ 4.8 (22) · Beginner · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Medical Privacy, Information Privacy, Health Insurance Portability And Accountability Act (HIPAA) Compliance, Data Governance, Security Management, Computer Security Incident Management, Personally Identifiable Information, Continuous Monitoring, Law, Regulation, and Compliance, Data Security, Information Assurance, Document Management, Security Controls, Threat Management, Health Information Management, Security Strategy, General Data Protection Regulation (GDPR), Data Management, Cyber Governance, Incident Response
★ 4.7 (42) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Presentations, Storytelling, Data Storytelling, Persuasive Communication, Public Speaking, Drive Engagement, Driving engagement, Motivational Skills, Communication
★ 5 (23) · Advanced · Course · 1 - 4 Weeks

Skills you'll gain: QuickBooks (Accounting Software), Vendor Management, Inventory and Warehousing, Inventory Management, Accounting Software, Business Reporting, Customer Data Management, Management Reporting, Financial Analysis, Billing & Invoicing, Sales Management, Balancing (Ledger/Billing), Financial Reporting, Expense Management, Expense Reports, Financial Acumen, Payroll, Billing, Financial Statement Analysis, Cash Management
★ 4.2 (54) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Visualization, Analysis
★ 5 (9) · Advanced · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Agile Methodology, Scrum (Software Development), Embedded Software, Agile Software Development, Embedded Systems, Software Testing, Development Testing, Software Development Methodologies, Agile Project Management, Git (Version Control System), Docker (Software), Containerization, Linux, System Programming, Electrical and Computer Engineering, Application Deployment, Operating Systems, File Systems, Internet Of Things, Build Tools
★ 4.7 (20) · Advanced · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Agile Methodology, Agile Product Development, Product Strategy, Product Design, Market Analysis, Product Planning, Market Research, Customer Analysis, Target Market, Oral Expression, Stakeholder Communications, Data Analysis Software, Portfolio Management, Verbal Communication Skills, Data-Driven Decision-Making, Decision Making, Team Oriented, Data Analysis, Product Knowledge, Technical Communication
Beginner · Specialization · 1 - 3 Months