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.

EDHEC Business School
Skills you'll gain: Text Mining, Applied Machine Learning, Network Analysis, Data Visualization Software, Machine Learning Methods, Statistical Machine Learning, Financial Statement Analysis, Financial Data, Market Data, Unstructured Data, Predictive Modeling, Web Scraping, Social Network Analysis, Advanced Analytics, Financial Statements, Financial Market, Financial Analysis, Corporate Finance, Investments, Data Mining
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Excel Formulas, Microsoft Excel, Spreadsheet Software, Business Reporting, Analytical Skills, Business Analytics, Microsoft Office, Data Management, Productivity
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Cloud API, Google Cloud Platform, Data Store, Medical Privacy, Application Programming Interface (API), Health Informatics, Health Information Management and Medical Records, Health Information Management, Health Technology, Data Import/Export, Cloud Computing, Data Security, Medical Imaging
Intermediate · Project · Less Than 2 Hours

Skills you'll gain: Apache Spark, Scala Programming, Data Processing, Big Data, Applied Machine Learning, IntelliJ IDEA, Real Time Data, Data Manipulation, Programming Principles, Graph Theory, Integrated Development Environments, Data Transformation, Development Environment, Software Development Tools, Distributed Computing, Performance Tuning
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Database Design, Data Modeling, .NET Framework, Object-Relational Mapping, Database Development, Database Management, Relational Databases, Query Languages, Database Application, Data Access, Data Management, SQL
Beginner · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Excel Macros, Microsoft Excel, Excel Formulas, Data Transformation, Data Import/Export, File I/O, Data Wrangling, Extensible Markup Language (XML), Data Manipulation, Data Cleansing, Spreadsheet Software, File Management, Automation, Microsoft Office, Microsoft 365, Data Science, Query Languages, Debugging, Performance Improvement, Computer Programming
Mixed · Course · 1 - 3 Months

Skills you'll gain: Apache Kafka, Spring Boot, Data Pipelines, Performance Tuning, Data Validation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Power Platform, Business Process Automation, Microsoft Power Automate/Flow, Microsoft 365, Invoicing, No-Code Development, Billing & Invoicing, AI Enablement, Document Management, Data Sharing, Data Store
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Predictive Modeling, Data Preprocessing, Django (Web Framework), Data Visualization, Plot (Graphics), Predictive Analytics, Statistical Visualization, Model Training, Model Evaluation, File I/O, Application Programming Interface (API), Programming Principles, Databases, Development Environment, Web Applications, Code Reusability, Data Management, Functional Design, Memory Management, Data Validation
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: SQL, SAS (Software), Query Languages, Data-Driven Decision-Making, Data Processing, Data Manipulation
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Data Loss Prevention, AI Security, Gemini, Google Gemini, Generative AI, Personally Identifiable Information, Cloud API, Jupyter, Responsible AI, Google Cloud Platform, Cloud Security
Intermediate · Project · Less Than 2 Hours

University of Illinois Urbana-Champaign
Skills you'll gain: Big Data, Apache Spark, Data Store, Apache Hadoop, Apache Mahout, Distributed Computing, Data Storage, Data Processing, NoSQL, Apache Kafka, Cloud Computing, Real Time Data, Databases, Analytics, Deep Learning, Applied Machine Learning, Machine Learning Methods, Statistical Machine Learning, Scalability, Machine Learning
Mixed · Course · 1 - 3 Months