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: User Research, User Feedback, Project Scoping, Data Presentation, Analysis, Mobile Banking, Data Collection
★ 4.7 (269) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Query Languages, Business Intelligence, Database Management, Transaction Processing
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Google Cloud Platform, Gemini, Google Gemini, Big Data, SQL, Analysis
Beginner · Project · Less Than 2 Hours

Microsoft
Skills you'll gain: Microsoft SQL Servers, SQL, Database Design, Transact-SQL, Databases, Database Management Systems, Database Management, Relational Databases, Data Transformation, Data Manipulation, GitHub Copilot, Query Languages, Generative AI, Data Analysis
★ 4.6 (205) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Azure, Database Theory, Cloud Services, Relational Databases, Databases, Data Store, Cloud Storage, Analytics, Data Storage, NoSQL, Data Warehousing, SQL
★ 4.7 (144) · Beginner · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Data Structures, Data Processing, Application Development, Programming Principles, Computer Programming, Object Oriented Programming (OOP), Python Programming, System Configuration, Virtual Machines, Software Development
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Dashboard Creation, Business Reporting, Spreadsheet Software, Data Presentation, Data Wrangling, Performance Reporting, Analytics, Geospatial Mapping
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Apache Hadoop, Apache Hive, Big Data, Data Integration, Data Processing, Enterprise Application Management, Performance Tuning, Data Manipulation, Data Analysis, Distributed Computing, Data Import/Export, SQL, Analysis, Data Transformation, Program Development
Mixed · Course · 1 - 3 Months

Skills you'll gain: Dataflow, Data Pipelines, Debugging, Google Cloud Platform, System Monitoring, Site Reliability Engineering, Code Reusability, Data Integrity, CI/CD, Data Processing, Unit Testing, Performance Tuning, Disaster Recovery
Advanced · Course · 1 - 3 Months

Skills you'll gain: Dashboard Creation, Data Modeling, Analytical Skills, Data Visualization, Analysis, Data Presentation, Data Integration, Data Wrangling, Data Management, Business Reporting, Business Intelligence Software, Security Awareness
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: SAS (Software), Forecasting, Spatial Data Analysis, Data Visualization Software, Data Mapping, Interactive Data Visualization, Time Series Analysis and Forecasting, Trend Analysis, Predictive Analytics, Geospatial Mapping, Data Analysis, Geospatial Information and Technology, Data Wrangling, Geographic Information Systems, Advanced Analytics, Analytics, Data Transformation, Statistical Programming
★ 4.8 (223) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: AI powered creativity, Excel Formulas, AI Workflows, Responsible AI, Social Media, Artificial Neural Networks
Intermediate · Course · 3 - 6 Months