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.

Johns Hopkins University
Skills you'll gain: Health Informatics, Digital Transformation, Health Technology, Public Health, Medical Privacy, Health Systems, Health Care, Data Governance, Interoperability, Artificial Intelligence
Beginner · Course · 1 - 3 Months

Skills you'll gain: Competitive Analysis, Market Research, User Story, User Interface (UI), Competitive Intelligence, Usability, Persona Development, Microsoft Copilot, Product Development, Market Analysis, Product Management, Product Lifecycle Management, Design Thinking, Product Roadmaps, User Interface (UI) Design, Market Opportunities, Regulation and Legal Compliance, Data Ethics, Responsible AI, Data Governance
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: React Native, Application Development, Data Validation, Mobile Development, Data Persistence, Application Design, User Interface (UI), Web Applications, Software Design, Authentications, User Interface (UI) Design, Application Programming Interface (API), Verification And Validation, Data Storage Technologies
Beginner · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Object Oriented Programming (OOP), JSON, Object Oriented Design, Unit Testing, Python Programming, Debugging, Software Testing, Data Structures
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Microservices, Redis, API Design, Docker (Software), .NET Framework, Software Architecture, Software Design Patterns, Restful API, Integration Testing, Distributed Computing, PostgreSQL, Data Validation
Intermediate · Course · 1 - 3 Months

Logical Operations
Skills you'll gain: Vendor Management, Team Management, Project Management, Project Implementation, Vendor Relationship Management, Procurement, Team Building, Project Scoping, Scope Management, Conflict Management, Team Leadership, Agile Project Management, Project Risk Management, Project Planning, Leadership, Leadership Development, Change Control, Microsoft Office, Microsoft Excel, Microsoft Word
Mixed · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Information Systems, Database Software, Database Systems, Database Design, Information Management, Data Modeling, Diagram Design, Relational Databases, Database Management, Data Management
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Derivatives, Futures Exchange, Investment Banking, Investment Management, Asset Management, Portfolio Risk, Financial Analysis, Risk Management, Financial Acumen, Financial Trading, Wealth Management, Financial Market, Investments, Financial Management, Market Data, Securities Trading, Return On Investment, Economic Development, Market Analysis, Risk Analysis
Beginner · Specialization · 1 - 3 Months

Universidad de los Andes
Skills you'll gain: Data Integration, Data Literacy, Data Quality, Exploratory Data Analysis, Data Preprocessing, Data Transformation, Data Cleansing, Data Manipulation, Jupyter, Data Compilation, Data Visualization, Data Analysis, Data-Driven Decision-Making, Data Science, Data Management, Pandas (Python Package), Predictive Modeling, Python Programming
Beginner · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Competitive Analysis, Market Research, User Story, User Interface (UI), Product Roadmaps, Competitive Intelligence, AI Product Strategy, Usability, Persona Development, Product Development, Market Analysis, Product Management, Product Lifecycle Management, Design Thinking, User Interface (UI) Design, Market Opportunities, Quality Assurance and Control, Technology Roadmaps, Product Strategy, Data Analysis
Beginner · Professional Certificate · 3 - 6 Months

Coursera
Skills you'll gain: SQL, PostgreSQL, Query Languages, Data Manipulation
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Microservices, Docker (Software), Containerization, API Gateway, Redis, API Design, ASP.NET, .NET Framework, Software Architecture, Microsoft Visual Studio, Software Design Patterns, Cloud-Native Computing, Restful API, C# (Programming Language), Web Services, Application Programming Interface (API), Event-Driven Programming, Integration Testing, Scalability, Web Development
Intermediate · Specialization · 3 - 6 Months