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: Pandas (Python Package), Pivot Tables And Charts, Data Manipulation, Data Import/Export, NumPy, Time Series Analysis and Forecasting, Business Reporting, Jupyter, Data Wrangling, Microsoft Excel, Data Transformation, Matplotlib, Data Analysis, Data Cleansing, Data Preprocessing, Analytics, Data Processing, Management Reporting, Business Analytics, Python Programming
Beginner · Specialization · 1 - 3 Months

Coursera
Skills you'll gain: Data Manipulation, Tidyverse (R Package), Data Wrangling, Data Analysis, R Programming, Exploratory Data Analysis, Statistical Analysis
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Matplotlib, Data Visualization Software, Data Structures, Data Manipulation, Pandas (Python Package), NumPy, Exploratory Data Analysis, Python Programming, Data Preprocessing, Scripting, Scripting Languages
Beginner · Course · 1 - 4 Weeks

Banco Interamericano de Desarrollo
Skills you'll gain: Data Storytelling, Data Visualization, Data Governance, Data Collection, Process Improvement, Data Strategy, Process Mapping, Performance Improvement, Data Visualization Software, Data Management, Agile Project Management, Business Intelligence, Data Infrastructure, Data-Driven Decision-Making, Organizational Effectiveness, Organizational Leadership, Business Leadership, Data Literacy, Data Analysis, Business Analytics
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Application Security, Infrastructure Security, Data Security, Information Systems Security, Internet Of Things, Threat Modeling, Cybersecurity, Cloud Security, Security Engineering, Cryptography, Secure Coding, Network Security, Cyber Risk, Cyber Attacks, Mobile Security, Vulnerability, Vulnerability Scanning, Cloud Services, Web Applications, Cloud Platforms
Mixed · Course · 1 - 4 Weeks

University of Pittsburgh
Skills you'll gain: Data Storytelling, Data Presentation, Dashboard, Interactive Data Visualization, Data Visualization, Spatial Data Analysis, Data Visualization Software, Tableau Software, Geographic Information Systems, Data Literacy, Scientific Visualization, Statistical Visualization, Matplotlib, Visualization (Computer Graphics), Heat Maps, Seaborn, Geospatial Information and Technology, Network Analysis, Time Series Analysis and Forecasting, Geospatial Mapping
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Matplotlib, Seaborn, Plot (Graphics), Scatter Plots, Histogram, Data Visualization, Data Visualization Software, Statistical Visualization, Data Analysis, Python Programming
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Google Cloud Platform, Tensorflow, Data Transformation, Dataflow, Extract, Transform, Load, Data Lakes, Data Import/Export, Feature Engineering, Model Deployment, Real Time Data, Data Warehousing, Data Pipelines, Applied Machine Learning, Apache Kafka, Data Infrastructure, Data Architecture, Data Quality, Data Processing, Apache Spark, Dashboard
Intermediate · Specialization · 3 - 6 Months

Logical Operations
Skills you'll gain: Data Storytelling, Data Analysis Expressions (DAX), Excel Formulas, Data Transformation, Data Presentation, Microsoft Excel, Data Visualization, Sampling (Statistics), Dashboard, Data Visualization Software, Spreadsheet Software, Report Writing, Pivot Tables And Charts, Data Analysis, Statistical Analysis, Data Cleansing, Microsoft Office, Geospatial Mapping, Microsoft 365, Productivity Software
Intermediate · Specialization · 3 - 6 Months

University of California, Davis
Skills you'll gain: Data Quality, Data Cleansing, Computer Vision, Data Preprocessing, Visualization (Computer Graphics), Image Analysis, Deep Learning, Data Manipulation, Model Evaluation, Applied Machine Learning
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Analysis Expressions (DAX), Dashboard, Power BI, Data Visualization, Data Transformation, Data Manipulation, Data Modeling, Data Import/Export, Data Visualization Software, Extract, Transform, Load, Data Analysis, Analytics, Data Cleansing, Performance Analysis, Data Security, Data Management
Intermediate · Course · 1 - 4 Weeks

Università di Napoli Federico II
Skills you'll gain: Tableau Software, Data Visualization Software, Interactive Data Visualization, Business Intelligence, Data Presentation, Data Integration, Data Access, Data Analysis, Data Manipulation, Time Series Analysis and Forecasting
Beginner · Course · 1 - 3 Months