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.

Edureka
Skills you'll gain: Dashboard Creation, Spreadsheet Software, Microsoft Excel
★ 4.6 (174) · Intermediate · Course · 1 - 3 Months

SkillUp
Skills you'll gain: Data Storytelling, Data Presentation, Dashboard, Power BI, Data Visualization, Dashboard Creation, Interactive Data Visualization, Analytics, Data Analysis, Data Modeling, Data Visualization Software, Advanced Analytics, Data Analysis Expressions (DAX), Statistical Analysis, Star Schema, Data Cleansing, Data Transformation, Data Import/Export, Data Security, Security Controls
★ 4.6 (59) · Beginner · Course · 1 - 4 Weeks

Università di Napoli Federico II
Skills you'll gain: PyTorch (Machine Learning Library), Convolutional Neural Networks, NumPy, Image Analysis, Pandas (Python Package), Matplotlib, Artificial Neural Networks, Deep Learning, Computer Vision, Transfer Learning, Keras (Neural Network Library), Jupyter, Data Manipulation, Machine Learning Methods, Applied Machine Learning, Scikit Learn (Machine Learning Library)
★ 4.3 (9) · Intermediate · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Google Cloud Platform, Data Pipelines, Data Mapping, Data Integration, Cloud-Based Integration, Data Transformation, Cloud Management, Data Management, DevOps
Advanced · Project · Less Than 2 Hours

Skills you'll gain: Model Deployment, Dataflow, Data Pipelines, Real Time Data, Google Cloud Platform, Data Lakes, Dashboard Creation, Data Governance, PySpark, Data Management, Tensorflow, Metadata Management, Apache Spark, Dashboard, Data Warehousing, Apache Kafka, Data Import/Export, Data Processing, Extract, Transform, Load, Unstructured Data
★ 4.4 (58) · Intermediate · Specialization · 3 - 6 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Data Literacy, Data Storytelling, Scientific Visualization, Visualization (Computer Graphics), Data Presentation, Data Visualization, Cinematography, Data Visualization Software, Spatial Data Analysis, Computer Graphics, Graphics Software, 3D Modeling, Post-Production, Color Theory
Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Analysis Expressions (DAX), Azure DevOps, Azure DevOps Pipelines, Power BI, Model Optimization, Data Lakes, Data Architecture, Data Modeling, Performance Tuning, Development Environment, Data Warehousing, Security Controls, Data Store, Data Storage Technologies, Process Optimization, Data Security, Application Deployment, Git (Version Control System), Data Analysis, Python Programming
Intermediate · Course · 1 - 3 Months

Fundação Instituto de Administração
Skills you'll gain: Financial Statement Analysis, Financial Statements, Financial Analysis, Cash Flows, Data Visualization, Cash Management, Data Presentation, Business Analytics, Regression Analysis, Financial Acumen, Descriptive Statistics, Financial Accounting, Business Valuation, Cash Flow Forecasting, Competitive Analysis, International Finance, Business Economics, Economics, Financial Policy, Economic Development
★ 4.7 (505) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Data Visualization, Matplotlib, Plot (Graphics), Data Visualization Software, Data Structures, Data Manipulation, Pandas (Python Package), NumPy, Data Processing, Data Wrangling, Python Programming
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Business Intelligence, Looker (Software), Data Visualization, Data Presentation, Interactive Data Visualization, Business Reporting, Data Visualization Software, Dashboard, Data Storytelling, Power BI, Dashboard Creation, Business Analytics, Data Analysis, Business Marketing, Trend Analysis
Intermediate · Course · 1 - 4 Weeks

Corporate Finance Institute
Skills you'll gain: Star Schema, Data Modeling, Extract, Transform, Load, Performance Tuning, Tableau Software, Model Optimization, Database Design, Data Warehousing, Data Integration
Advanced · Course · 1 - 3 Months

Skills you'll gain: Seaborn, Plot (Graphics), Matplotlib, Data Visualization, Scatter Plots, Statistical Visualization, Data Presentation, Box Plots, Exploratory Data Analysis, Data Visualization Software, Descriptive Statistics, Data Storytelling, Statistical Methods, Data-Driven Decision-Making, Statistical Modeling, Statistical Analysis, Python Programming, Color Theory
★ 4.4 (22) · Beginner · Specialization · 1 - 3 Months