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.

Johns Hopkins University
Skills you'll gain: Responsible AI, Data Ethics, Deep Learning, Model Deployment, Debugging, Artificial Intelligence, Machine Learning, Ethical Standards And Conduct, Model Evaluation, Applied Machine Learning, Social Impact, Unstructured Data, Data-Driven Decision-Making, Information Privacy, Case Studies
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Code Review, GitHub, Git (Version Control System), Version Control, Docker (Software), Software Development Tools, Continuous Integration, Containerization, Bioinformatics, Informatics, Automation, Data Analysis, R Programming
Advanced · Course · 1 - 3 Months

University of Toronto
Skills you'll gain: Apple iOS, Swift Programming, Apple Xcode, Mobile Development, Application Design, Application Development, User Interface (UI), Interaction Design, Data Persistence, Animations, Computer Graphics, Persistence, Storyboarding, Network Model
Mixed · Course · 1 - 3 Months

Advancing Women in Tech
Skills you'll gain: Product Management, Technical Product Management, Product Roadmaps, Product Strategy, Product Requirements, New Product Development, Product Lifecycle Management, Product Development, Competitive Analysis, Market Opportunities, Customer experience strategy (CX), Customer Insights, Innovation, Persuasive Communication, Market Analysis, B2B Sales
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Real-Time Operating Systems, Embedded Systems, Reliability, Software Systems, Performance Tuning, Embedded Software, Control Systems, Hardware Architecture, Systems Architecture, Software Design, Debugging, Software Architecture, Verification And Validation, Hardware Design, System Design and Implementation, Linux, System Programming, Systems Engineering, Code Review, Real Time Data
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

University of Leeds
Skills you'll gain: Programming Principles, Robotics, Python Programming, Computer Programming, Automation, Algorithms, Debugging, Development Environment, Data Structures
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Oracle Databases, Database Design, Database Theory, Database Management Systems, Relational Databases, Databases, Database Architecture and Administration, Data Storage, Transaction Processing, Diagram Design
Beginner · Course · 1 - 3 Months

Starweaver
Skills you'll gain: Matlab, Data Visualization, Simulation and Simulation Software, Mathematical Modeling, Data Analysis, Engineering Analysis, Data Integration, Programming Principles, Data Manipulation, Data Structures, Computer Programming, Debugging
Beginner · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Exploratory Data Analysis, Sampling (Statistics), Probability Distribution, R (Software), R Programming, Probability & Statistics, Bayesian Statistics, Data Analysis, Probability, Statistics, Statistical Analysis, Statistical Inference
Beginner · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Survey Creation, Interviewing Skills, Research Design, Data Collection, Qualitative Research, Research, Research Methodologies, Quantitative Research
Intermediate · Course · 1 - 3 Months

University of Toronto
Skills you'll gain: Spatial Analysis, Geographic Information Systems, Geospatial Mapping, ArcGIS, Data Visualization, Data Compilation, Data Mapping, Data Storytelling, Metadata Management, Data Integration, Data Management
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Exploratory Data Analysis, Model Evaluation, Data Collection, Model Deployment, Data Ethics, MLOps (Machine Learning Operations), Feature Engineering, Data Cleansing, Applied Machine Learning, Data Analysis, Statistical Analysis, Machine Learning, Artificial Intelligence and Machine Learning (AI/ML), Predictive Modeling, Generative AI, Data Preprocessing, Continuous Monitoring
Intermediate · Course · 1 - 3 Months