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.

Google Cloud
Skills you'll gain: Data Cleansing, Data Wrangling, Data Integration, Data Transformation, Data Processing, Data Manipulation, Data Preprocessing, Google Cloud Platform, Self Service Technologies
Beginner · Project · Less Than 2 Hours

Google Cloud
Skills you'll gain: Data Loss Prevention, Personally Identifiable Information, Information Privacy, JSON, Data Access, Data Security, Cloud Security, Cloud API, Google Cloud Platform, Cloud Storage
Beginner · Project · Less Than 2 Hours

Skills you'll gain: MySQL, MySQL Workbench, SQL, Database Software, Data Manipulation, Query Languages, Data Access
Intermediate · Guided Project · Less Than 2 Hours
CertNexus
Skills you'll gain: Extract, Transform, Load, Data Preprocessing, Data Cleansing, Data Processing, Data Transformation, Data Integration, Data Import/Export, Data Mining
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Data Ethics, Data Analysis, Analytics, Data-Driven Decision-Making, Spreadsheet Software, Analytical Skills, Tableau Software, Data Sharing, Data Cleansing, Data Processing, Data Visualization Software, Data Visualization, SQL
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Stored Procedure, MySQL Workbench, SQL, Data Cleansing, Data-Driven Decision-Making, MySQL, Exploratory Data Analysis, Database Design, Data Presentation, Data Manipulation, Data Integration, Relational Databases, Data Import/Export, Database Management, Query Languages, Database Software, Report Writing, GitHub, Performance Tuning, Jupyter
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Plot (Graphics), Scatter Plots, Programming Principles, Numerical Analysis
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Cleansing, Data Manipulation, Data Wrangling, Data Integration, Data Transformation, Data Quality, Time Series Analysis and Forecasting, Data Processing, Pivot Tables And Charts, Data Analysis Software, Text Mining, Data Validation, Jupyter, Data Analysis, Data Structures, Performance Tuning, Analysis, Programming Principles, Data Preprocessing, Descriptive Analytics
Intermediate · Specialization · 3 - 6 Months
Madecraft
Skills you'll gain: Professional Networking, Statistical Reporting, Data Validation, Technical Communication, Data Cleansing, Data Science, Data Quality, Data Maintenance, Interviewing Skills, Data Ethics, Data Collection, Sampling (Statistics), Data Analysis, Data Analysis Software, Data Wrangling, Blogs, Data Presentation, Jupyter, Pandas (Python Package), Python Programming
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Data Storytelling, Prompt Engineering, Data Presentation, Dashboard, Responsible AI, Dashboard Creation, Interactive Data Visualization, Data Ethics, Generative AI, Infographics, Applied Machine Learning, Data Visualization, Anomaly Detection, Time Series Analysis and Forecasting, Root Cause Analysis, Model Evaluation, AI literacy, Risk Modeling, Predictive Analytics, Automation
Intermediate · Professional Certificate · 3 - 6 Months

Skills you'll gain: Pandas (Python Package), Text Mining, Data Manipulation, Data Cleansing, Data Processing, Data Wrangling, Data Analysis, Data Transformation, Unstructured Data, Data Preprocessing
Intermediate · Course · 1 - 3 Months

Northeastern University
Skills you'll gain: Exploratory Data Analysis, Time Series Analysis and Forecasting, Probability Distribution, Pandas (Python Package), Data Analysis, Data Wrangling, Probability & Statistics, Unsupervised Learning, Text Mining, Data Manipulation, Computational Thinking, Statistical Methods, Data Processing, Statistical Analysis, Data Preprocessing, Data Structures, Statistics, Data Cleansing, Programming Principles, Descriptive Statistics
Mixed · Course · 1 - 4 Weeks