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.

Skills you'll gain: Data Sharing, Customer Data Management, Data Integration, Data Access, Business Intelligence, Google Cloud Platform, Cloud Management, Data Visualization, Data Management, Data Import/Export, Cloud Computing
Beginner · Project · Less Than 2 Hours

LearnQuest
Skills you'll gain: Exploratory Data Analysis, Data Storytelling, Data Presentation, Data Analysis, Dashboard Creation, Interactive Data Visualization, No-Code Development, Market Data, Data Science, Predictive Modeling, Data Ethics, Data Capture, Data Processing, Data Transformation, Data Integrity, Data Cleansing, Applied Machine Learning, Data Governance, Data Collection, Data Integration
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Analysis, Analytics, Data Literacy, Correlation Analysis, Applied Machine Learning, Data Visualization, Machine Learning
Mixed · Course · 1 - 3 Months

Logical Operations
Skills you'll gain: Data Presentation, Data Visualization, Microsoft Excel, Data Storytelling, Data Literacy, Data Visualization Software, Spreadsheet Software, Pivot Tables And Charts, Data Analysis, Data Science, Exploratory Data Analysis, Analysis, Productivity Software, Microsoft Office, Microsoft 365
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Data Validation, Extract, Transform, Load, Object-Relational Mapping, Data Cleansing, Data Manipulation, Data Quality, Data Pipelines, Pandas (Python Package), Descriptive Statistics, Database Management, Data Transformation, Data Integrity, Relational Databases, Exploratory Data Analysis, Data Store, Databases, Descriptive Analytics, Data Persistence, Data Analysis, Graphical Tools
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Calculus, Applied Mathematics, Trigonometry, Advanced Mathematics, Mathematical Modeling, Algebra, Derivatives, Geometry
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Pipelines, SQL, Apache Airflow, Extract, Transform, Load, JSON, Pandas (Python Package), Data Manipulation, Data Warehousing, Database Design, Star Schema, Query Languages, Data Transformation, Performance Tuning, Real Time Data, Big Data, Data Validation, Performance Analysis, Data Quality, Verification And Validation
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Dashboard, Dashboard Creation, Interactive Data Visualization, Tableau Software, Data Presentation, Data Import/Export, Data Visualization, Data Literacy, Data Visualization Software, Business Intelligence, Data Analysis, Data Integration, Data Modeling
Intermediate · Guided Project · Less Than 2 Hours

ESSEC Business School
Skills you'll gain: Peer Review, Analytical Skills, Complex Problem Solving, Data Synthesis, Data Literacy, Data Analysis, Constructive Feedback, Value Propositions, Data Integration, Exploratory Data Analysis, Data Presentation, Presentations
Mixed · Course · 1 - 3 Months

Microsoft
Skills you'll gain: ASP.NET, Data Migration, Configuration Management, Data Validation, Database Application, Middleware, Enterprise Application Management, Debugging, Back-End Web Development, Object-Relational Mapping, Database Management, Data Modeling, Restful API, Maintainability, Software Design Patterns, Unit Testing, Authentications
Intermediate · Course · 1 - 3 Months

Northeastern University
Skills you'll gain: Database Management Systems, Data Modeling, Databases, Database Design, Database Systems, Database Management, Database Theory, Big Data, Unified Modeling Language, Database Architecture and Administration, Data Integration, Data Storage Technologies, Data Management, Apache Hadoop, Apache Spark, Conceptual Design, MongoDB
Mixed · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Data Governance, Data Management, Data Pipelines, Data Integrity, General Data Protection Regulation (GDPR), Data Quality, Dataflow, Technical Communication, Compliance Auditing, Jira (Software), Issue Tracking, Data Analysis, Regulation and Legal Compliance, Project Planning, Data Storage, Process Analysis, Performance Analysis
Intermediate · Course · 1 - 4 Weeks