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 Illinois Urbana-Champaign
Skills you'll gain: Data Governance, Accounting, Data Management, Internal Controls, Internal Auditing, Control Objectives for Information and Related Technology (COBIT), Auditing, Financial Auditing, Fraud detection, Data Quality, Accounting Software, Data Integrity, Pandas (Python Package), Emerging Technologies, Data Analysis, Analytics, Automation, GitHub, Python Programming, Natural Language Processing
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Macquarie University
Skills you'll gain: Sample Size Determination, Statistical Hypothesis Testing, Statistics, Descriptive Statistics, Probability & Statistics, Microsoft Excel, Data Analysis, Statistical Inference, Spreadsheet Software, Data-Driven Decision-Making, Box Plots, Probability Distribution, Histogram, Data Visualization Software, Variance Analysis
Beginner · Course · 1 - 3 Months

Skills you'll gain: Design Thinking, Data Science, Process Design, Strategic Thinking, Data Pipelines, Data Validation, Data Processing, Workflow Management, Data Quality, Business Priorities, Pandas (Python Package), NumPy, Machine Learning, Python Programming
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Lakes, Data Pipelines, Data Governance, Data Architecture, Google Cloud Platform, Operational Databases, Data Warehousing, Metadata Management, Data Management, Cloud Storage, Applied Machine Learning, Big Data, Advanced Analytics
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Relational Databases, Data Modeling, Database Management, Data Analysis Expressions (DAX), Advanced Analytics, Data Management, Data Governance, Microsoft Excel, Amazon Web Services, Data Integration, Data Security, Cloud Computing, Data Warehousing, Data Integrity, Data Manipulation, Data Access, Spreadsheet Software, Cloud Applications, Anomaly Detection, Machine Learning
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: PySpark, Apache Spark, Customer Analysis, Big Data, Data Processing, Advanced Analytics, Statistical Modeling, Text Mining, Customer Insights, Data Mining, Data Transformation, Unstructured Data, Predictive Modeling, Simulation and Simulation Software, Data Manipulation, Marketing Analytics, Image Analysis, Risk Analysis
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Feature Engineering, Dimensionality Reduction, Data Integration, Exploratory Data Analysis, Data Visualization, Matlab, Data Processing, Descriptive Statistics, Data Cleansing, Data Manipulation, Histogram, Data Transformation, Text Mining, Predictive Modeling, Unstructured Data, Image Analysis, Natural Language Processing
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Service Level, Performance Testing, Software Engineering, Data Architecture, Web Applications, Software Architecture, Scalability, Functional Requirement, Distributed Computing, Databases, Microservices, Acceptance Testing, Application Deployment, Predictive Modeling, Application Development, Software Development, Application Performance Management, Software Testing, Development Testing, Big Data
Build toward a degree
Advanced · Specialization · 1 - 3 Months

Real Madrid Graduate School Universidad Europea
Skills you'll gain: Data Presentation, Matplotlib, Analytics, Probability Distribution, Tableau Software, Statistical Methods, Exploratory Data Analysis, Statistical Analysis, Probability, Data Cleansing, Computer Programming Tools, Data Collection, Performance Measurement, Python Programming, Technical Analysis
Beginner · Course · 1 - 4 Weeks

Snowflake
Skills you'll gain: Data Engineering, Database Management, Databases, Data Pipelines, DevOps, CI/CD, Command-Line Interface, Version Control, System Monitoring, Continuous Monitoring, Data Analysis
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Core Data (Software), Restful API, Apple iOS, iOS Development, JSON, Swift Programming, Application Programming Interface (API), Apple Xcode, Mobile Development, Application Development, Data Modeling, Authentications, Data Management, Data Storage, Network Protocols
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Restful API, Android Development, Kotlin, Android Studio, Application Programming Interface (API), Mobile Development, Databases, JSON, Web Applications, SQL
Intermediate · Course · 1 - 3 Months