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: Extract, Transform, Load, Power BI, Data Transformation, Data Cleansing, Query Languages, Data Integration, Data Analysis, Data Integrity, Anomaly Detection, Data Storage, Data Management
★ 4.5 (22) · Beginner · Course · 1 - 4 Weeks

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

Duke University
Skills you'll gain: Pandas (Python Package), Data Cleansing, Data Manipulation, Data Preprocessing, Data Wrangling, NumPy, File I/O, Query Languages, Data Integration, Python Programming, Debugging
★ 4.3 (16) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Cleansing, Financial Data, Microsoft Excel, Excel Formulas, Workflow Management, Data Transformation, Automation, Financial Reporting, Data Import/Export
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Copilot, Data Quality, Anomaly Detection, Generative Adversarial Networks (GANs), Data Ethics, Generative AI, Data Pipelines, Data Cleansing, Data Preprocessing, Data Synthesis, Data Validation, Data Processing, Responsible AI, Natural Language Processing
★ 4.8 (17) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Cleansing, Data Quality, Clinical Data Management, Health Information Management, Health Informatics, Patient Safety, Data Wrangling, Data Transformation, Data Preprocessing, Data Validation, Exploratory Data Analysis, Descriptive Statistics, Statistical Analysis, Text Mining, Statistical Methods, Data Visualization, Microsoft Excel, Anomaly Detection
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Dictionary, Data Quality, Data Management, Data Cleansing, Data Validation, Data Maintenance, Data Integrity, Case Studies, Team Leadership, Communication Strategies, Stakeholder Communications, Cross-Functional Collaboration
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Reconciliation, Financial Data, Financial Reporting, Financial Analysis, Variance Analysis, General Ledger, Financial Acumen, Ledgers (Accounting), Pivot Tables And Charts, Spreadsheet Software, Data Validation, Data Quality, Management Reporting, Data Integrity, Data Warehousing, Gross Profit, Enterprise Resource Planning
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Data Integration, Extract, Transform, Load, Metadata Management, Amazon Redshift, Amazon Web Services, Data Pipelines, Cloud-Based Integration, Data Processing, Data Warehousing, Amazon S3, Automation, Data Management, Cloud-Native Computing, Data Transformation, Serverless Computing, Process Optimization, System Monitoring
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Quality, Quantitative Research, Data Management, Quality Assurance, Data Cleansing, Quality Improvement, Continuous Quality Improvement (CQI), Quality Assessment, Data Validation, Data Pipelines, Key Performance Indicators (KPIs), SQL, Data Processing, Extract, Transform, Load, Performance Analysis, Continuous Monitoring, Automation, Trend Analysis
Advanced · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Data Pipelines, Rust (Programming Language), Restful API, Cloud-Based Integration, Amazon Web Services, Data Structures, Secure Coding, Data Processing, Application Programming Interface (API), Data Manipulation, System Programming, Cryptography, Python Programming, Command-Line Interface, Software Testing
★ 3.5 (67) · Intermediate · Course · 1 - 4 Weeks

Whizlabs
Skills you'll gain: Data Governance, Extract, Transform, Load, Data Access, Metadata Management, Role-Based Access Control (RBAC), Data Cleansing, Databricks, Data Management, Data Pipelines, Data Lakes, Amazon Web Services, Amazon Redshift, Data Security, Personally Identifiable Information, Data Warehousing, Data Quality, General Data Protection Regulation (GDPR), Data Capture, Fraud detection
★ 3.6 (11) · Intermediate · Course · 1 - 4 Weeks