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.

Coursera
Skills you'll gain: Data Integrity, Data Quality, Data Validation, Excel Formulas, Spreadsheet Software, Data Mapping, Auditing, Google Sheets, Case Studies, Microsoft Excel
Advanced · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Data Governance, Databricks, Data Management, Metadata Management, Data Quality, Data Security
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Extract, Transform, Load, Power BI, Data Integrity, Data Validation, Data Transformation, Data Cleansing, Microsoft Power Platform, Data Storage, Data Quality, Data Analysis, Data Processing, Data Integration, Data Import/Export
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Pandas (Python Package), Data Presentation, Data Wrangling, NumPy, Data Visualization, Data Cleansing, Data Structures, Data Analysis, Data Manipulation, Data Preprocessing, Data Transformation, Data Processing, Programming Principles, Python Programming, Numerical Analysis
Beginner · Course · 1 - 3 Months

Skills you'll gain: Key Performance Indicators (KPIs), Performance Analysis, Performance Measurement, Gap Analysis, Business Planning, Variance Analysis, Business Strategy, Market Opportunities, Business Development
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Literacy, JSON, Data Transformation, Financial Data, Data Wrangling, Data Import/Export, Automation, Unstructured Data, Dashboard, Data Cleansing, Extract, Transform, Load, Financial Reporting, Data Structures, Data Pipelines, Data Governance
Intermediate · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Data Wrangling, Data Manipulation, Data Transformation, Tidyverse (R Package), Data Cleansing, Data Preprocessing, R Programming, Data Structures
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Preprocessing, Data Cleansing, Data Pipelines, Feature Engineering, Data Quality, MLOps (Machine Learning Operations), Extract, Transform, Load, Data Transformation, Data Integration, Dataflow, Development Environment, Data Wrangling, Apache Airflow, Package and Software Management, Git (Version Control System), Quality Assurance, Exploratory Data Analysis, Cost Management, Resource Utilization, Virtual Environment
Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Data Import/Export, Web Scraping, Tidyverse (R Package), Data Wrangling, Data Integration, Data Manipulation, JSON, Data Transformation, Relational Databases, R (Software), Google Sheets, Unstructured Data, R Programming, Extensible Markup Language (XML), Spreadsheet Software, Databases, SQL, Data Structures, File I/O, Application Programming Interface (API)
Beginner · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Extract, Transform, Load, Data Cleansing, Power BI, Data Transformation, Data Management, Data Quality, Data Preprocessing, Data Wrangling, Data Processing, Data Maintenance, Data Integration, Data Integrity, Data Analysis, Data Storage
Beginner · Course · 1 - 4 Weeks
CertNexus
Skills you'll gain: Extract, Transform, Load, Data Preprocessing, Data Processing, Data Cleansing, Data Transformation, Data Integration, Data Import/Export, Data Mining
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Transformation, Power BI, Data-Driven Decision-Making, Data Processing, Data Integration, Data Cleansing, Data Manipulation, Data Preprocessing, Data Modeling, Data Visualization Software, Data Analysis, Pivot Tables And Charts, Analytics
Intermediate · Course · 1 - 4 Weeks