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 Michigan
Skills you'll gain: JSON, Data Processing, Data Wrangling, Restful API, Data Manipulation, Data Access, Application Programming Interface (API), Python Programming, Data Import/Export, Data Transformation, Data Structures, File I/O, Data Collection
Intermediate · 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, Dashboard Creation, Power BI, Business Analytics, Data Analysis, Business Marketing, Trend Analysis
Intermediate · Course · 1 - 4 Weeks

Amazon Web Services
Skills you'll gain: Descriptive Analytics, Analytics, Dashboard, Data Literacy, Dashboard Creation, Data Analysis, Amazon Web Services, Data-Driven Decision-Making, Data Visualization, Cloud Security, Cloud Computing
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: General Data Protection Regulation (GDPR), Information Privacy, Data Governance, Personally Identifiable Information, ISO/IEC 27001, Security Controls, Data Processing, Regulatory Compliance, Compliance Management, Data Security, Law, Regulation, and Compliance, Data Import/Export, Data Access, Informed Consent, Risk Management Framework, Risk Management
Beginner · Course · 3 - 6 Months

Skills you'll gain: Real Time Data, Dataflow, Google Cloud Platform, Data Lakes, Data Pipelines, Dashboard Creation, Data Warehousing, Model Deployment, Data Import/Export, Data Infrastructure, Tensorflow, Data Governance, Big Data, Data Architecture, Dashboard, Apache Spark, Extract, Transform, Load, Data Store, Data Management, Applied Machine Learning
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Exploratory Data Analysis, Box Plots, Plot (Graphics), Data Visualization, Ggplot2, Data Visualization Software, Statistical Visualization, Scatter Plots, Histogram, Data Analysis, Graphing, Python Programming
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Stored Procedure, Database Development, SQL, Database Management, Database Architecture and Administration, Test Script Development, Data Integrity, Query Languages, Performance Tuning, Continuous Deployment, Data Transformation, Data Migration, CI/CD, Jest (JavaScript Testing Framework), Verification And Validation, Debugging, Auditing, Plan Execution, Statistical Hypothesis Testing, Computer Graphic Techniques
Advanced · Course · 1 - 3 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Data Visualization, Data Visualization Software, Empathy, Data Storytelling, Tableau Software, Risk Analysis, Data-Driven Decision-Making, Data Analysis, Risk Management, Empathy & Emotional Intelligence, Stakeholder Analysis, Business Risk Management, Human Centered Design, Decision Making, User Research, Risk Control, Diversity and Inclusion, Psychology
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cloud Security, Apache Spark, Transaction Processing, Cloud Infrastructure, Data Lakes, PySpark, Data Security, Security Controls, Performance Tuning, Cloud Computing, Cloud Computing Architecture, Cloud Storage, Data Storage Technologies, Data Storage, Cloud Deployment, Data Warehousing, Data Management, Infrastructure Architecture, Data Integrity, Infrastructure as Code (IaC)
Beginner · Course · 1 - 3 Months

Pragmatic AI Labs
Skills you'll gain: Agentic Workflows, Data Pipelines, CI/CD, AI Workflows, Agentic systems, Technology Roadmaps, DevOps, Build Tools, Real Time Data, Development Environment, Data Architecture, TypeScript, Software Documentation, Software Development Tools, Data Processing, Computer Programming Tools, Rust (Programming Language), Application Deployment
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: AWS Kinesis, Amazon Web Services, Amazon DynamoDB, AWS SageMaker, Amazon Redshift, Database Administration, Extract, Transform, Load, Databases, Relational Databases, Real Time Data, Cloud Applications, Database Management Systems, Scalability, Data Integration, Cloud Deployment, Middleware, Cloud-Based Integration, Web Services, Data Warehousing, Data Integrity
Intermediate · Course · 1 - 3 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