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.

O.P. Jindal Global University
Skills you'll gain: Computational Logic, Machine Learning Algorithms, Classification Algorithms, Natural Language Processing, Artificial Intelligence, Agentic systems, AI literacy, Machine Learning Methods, Machine Learning, Artificial Intelligence and Machine Learning (AI/ML), Decision Support Systems, Bayesian Network, Complex Problem Solving, Probability & Statistics, Algorithms
Build toward a degree
Mixed · Course · 3 - 6 Months

University of London
Skills you'll gain: Virtual Reality, Augmented and Virtual Reality (AR/VR), Unity Engine, Video Game Development, 3D Assets, Animation and Game Design, Visualization (Computer Graphics), Virtual Environment, Computer Graphics, Game Design, Interactive Design, Prototyping, Interaction Design, Storyboarding, User Interface (UI), Human Computer Interaction, User Acceptance Testing (UAT), Animations, Computer Graphic Techniques, Application Design
Beginner · Specialization · 3 - 6 Months

Google Cloud
Skills you'll gain: Amazon Redshift, Query Languages, SQL, Data Warehousing, Extract, Transform, Load, Data Import/Export, Data Architecture, Database Design, Data Integration, Database Architecture and Administration, Google Cloud Platform, Data Migration, Cloud Computing Architecture, Identity and Access Management, Data Modeling, Role-Based Access Control (RBAC), Performance Tuning, Real Time Data
Intermediate · Course · 1 - 3 Months

Skillshare
Skills you'll gain: Database Development, Dashboard, Database Design, Database Software, Relational Databases, Databases, Database Management, Data Visualization, Workflow Management, Consolidation, Productivity Software, Data Management, Computational Logic
Beginner · Course · 1 - 4 Weeks

Vanderbilt University
Skills you'll gain: Git (Version Control System), JUnit, Android Studio, Android Development, Unit Testing, Android (Operating System), Version Control, Maintainability, Software Design Patterns, Test Automation, File I/O, Object Oriented Programming (OOP), Integration Testing, Test Driven Development (TDD), Mobile Development, Development Testing, Software Testing, Testability, Software Engineering, Java Programming
Beginner · Specialization · 3 - 6 Months

MathWorks
Skills you'll gain: Computer Vision, Model Evaluation, Image Analysis, Model Training, Matlab, Machine Learning Methods, Data Preprocessing, Machine Learning, Classification Algorithms, Supervised Learning, Machine Learning Algorithms
Beginner · Course · 1 - 4 Weeks

Vanderbilt University
Skills you'll gain: Android Studio, Android Development, Object Oriented Programming (OOP), Android (Operating System), Java Programming, Java, Mobile Development, Object Oriented Design, Data Structures, Integrated Development Environments, Programming Principles, Computer Programming, Development Environment
Beginner · Course · 1 - 3 Months

Skills you'll gain: Node.JS, Authentications, MongoDB, Back-End Web Development, Data Modeling, Redis, Restful API, JSON, Application Programming Interface (API), API Design, Geospatial Information and Technology, Development Environment, Scalability, Data Validation, Debugging
Intermediate · Course · 1 - 3 Months

Yale University
Skills you'll gain: Statistical Methods, Data Literacy, Statistics, Descriptive Statistics, Medical Science and Research, Research Design, Scientific Methods, Research, Science and Research, Analysis, Clinical Research, Biostatistics, Research Methodologies, Risk Analysis, Medical Terminology, Fraud detection
Beginner · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Feature Engineering, Data Preprocessing, Dataflow, Tensorflow, Data Pipelines, Data Transformation, Data Processing, Data Store, Keras (Neural Network Library), Machine Learning Methods, Data Modeling, Machine Learning, Python Programming, Statistical Methods
Intermediate · Course · 1 - 3 Months

Pragmatic AI Labs
Skills you'll gain: Performance Tuning, SQL, Rust (Programming Language), Database Systems, Database Software, Relational Databases, Database Development, Database Application, Database Management, Data Engineering, JSON, Databases, Query Languages, Command-Line Interface, SQL Server Reporting Services, Data Import/Export, Data Processing, Database Administration, Data Science, Data Modeling
Beginner · Course · 1 - 4 Weeks

Universidad de los Andes
Skills you'll gain: Data Integration, Data Quality, Data Wrangling, Exploratory Data Analysis, Data Preprocessing, Data Transformation, Data Cleansing, Data Manipulation, Jupyter, Data Processing, Data Visualization, Data Analysis, Data Science, Data Management, Predictive Modeling, Python Programming
Beginner · Course · 1 - 4 Weeks