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.

University of Colorado Boulder
Skills you'll gain: Exploratory Data Analysis, Data Wrangling, Data Integration, Data Processing, Data Collection, Data Preprocessing, Data Validation, Data Cleansing, Data Quality, Data Analysis, Data Manipulation, Data Transformation, Data Pipelines, Pivot Tables And Charts, Statistical Visualization, Data Visualization, Quality Assurance, Statistical Analysis, Descriptive Statistics, Data Mining
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Validation, Data Quality, Data Integrity, Debugging, Data Pipelines, Test Script Development, Test Automation, Root Cause Analysis, YAML, Generative AI, Test Tools, Anomaly Detection, AI Integrations, Python Programming, Problem Management, Reliability, Performance Tuning
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Pivot Tables And Charts, Data Manipulation, Data Transformation, Data Processing, Data Preprocessing, Data Wrangling, Data Warehousing, Data Cleansing, Dimensionality Reduction, Data Quality, Anomaly Detection, Sampling (Statistics), Exploratory Data Analysis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Governance, Data Strategy, Data Migration, Correlation Analysis, Security Controls, Data Quality, Data Infrastructure, Metadata Management, SQL, Data Integrity, Cyber Security Assessment, Data Security, Data Validation, Data Pipelines, Dashboard Creation, Data Warehousing, Dashboard, Statistical Analysis, Auditing, Root Cause Analysis
Advanced · Course · 3 - 6 Months

UiPath
Skills you'll gain: Data Manipulation, Robotic Process Automation, Automation, Data Management
Beginner · Course · 1 - 3 Months

Northeastern University
Skills you'll gain: Data Wrangling, Data Cleansing, Relational Databases, Extract, Transform, Load, Data Manipulation, Data Integration, SQL, Databases, Database Management, Data Transformation, Data Processing, Data Quality, Business Intelligence, Data Pipelines, Data Validation, Data Analysis, Alteryx, Pandas (Python Package), Python Programming
Mixed · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Web Scraping, Data Ethics, Data Transformation, Tidyverse (R Package), Data Wrangling, Data Cleansing, Data Manipulation, Data Collection, Data Pipelines, Data Preprocessing, Data Integration, R (Software), R Programming, Exploratory Data Analysis, Statistical Programming
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Descriptive Statistics, Statistical Programming, R Programming, R (Software), Statistical Reporting, Data Quality, Data Preprocessing, Data Cleansing, Statistics, Data Processing, Statistical Methods, Statistical Software, Data Analysis Software, Statistical Analysis, Data Import/Export
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Data Cleansing, Data Wrangling, Surveys, Survey Creation, Data Transformation, Data Collection, Data Quality, Data Preprocessing, Data Integrity, ChatGPT, Cloud Technologies, Statistical Analysis, Real Time Data
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Power BI, Data Transformation, Data Preprocessing, Data Manipulation, Data Cleansing, Data Integration, Data Wrangling, Predictive Modeling
Beginner · Guided Project · Less Than 2 Hours

Fred Hutchinson Cancer Center
Skills you'll gain: Data Ethics, Data Sharing, Personally Identifiable Information, Clinical Research Ethics, Medical Privacy, Data Management, Healthcare Ethics, Clinical Research, Data Security, Information Privacy, Health Information Management, Encryption
Beginner · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: Data Wrangling, Data Manipulation, Data Transformation, Data Integration, Extract, Transform, Load, Data Processing, Data Preprocessing, Data Cleansing, Data Quality, Alteryx, SQL, Data-Driven Decision-Making, Business Analysis, Data Pipelines, Relational Databases, Data Integrity, Query Languages, Internal Communications, Python Programming, Automation
Mixed · Course · 1 - 3 Months