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: Git (Version Control System), Version Control, GitHub, Jupyter, Python Programming, Data Science, Generative AI, Development Environment, Computer Programming, Data Analysis
Beginner · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: LLM Application, Google Gemini, Test Case, Code Review, Software Documentation, Prompt Engineering, Debugging
Beginner · Project · Less Than 2 Hours

Università Bocconi
Skills you'll gain: Data Analysis, Innovation, Scientific Methods, Strategic Decision-Making, Statistical Analysis, Data-Driven Decision-Making, Complex Problem Solving, Regression Analysis, Big Data, Entrepreneurship, Business Metrics, Machine Learning
Mixed · Course · 1 - 3 Months
University of California, Irvine
Skills you'll gain: Blockchain, Cryptography, Encryption, FinTech, Data Sharing, Transaction Processing, Fraud detection, Distributed Computing, Payment Systems, Data Integrity, Emerging Technologies, Digital Assets, Software Systems, Authentications, Systems Architecture, Data Security, Computer Systems, Software Architecture, Network Security, Network Analysis
Beginner · Specialization · 3 - 6 Months

Imperial College London
Skills you'll gain: Correlation Analysis, Regression Analysis, Data Analysis, R Programming, Descriptive Statistics, Statistical Modeling, R (Software), Exploratory Data Analysis, Model Evaluation, Statistical Analysis, Probability & Statistics, Biostatistics, Data Import/Export
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Test Driven Development (TDD), Gherkin (Scripting Language), Code Coverage, Behavior-Driven Development, Software Testing, Unit Testing, Test Automation, Test Tools, API Testing, Test Case, Test Data, User Story, Mockups, Restful API, Microservices
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Identity and Access Management, Network Security, Cryptography, AWS Identity and Access Management (IAM), Encryption, Digital Forensics, User Provisioning, Penetration Testing, Vulnerability Scanning, Security Management, ISO/IEC 27001, Information Systems Security, Network Architecture, Computer Networking, DevSecOps, Risk Management, Safety and Security, Data Management, Software Development Methodologies, Cybersecurity
Beginner · Specialization · 3 - 6 Months

Rice University
Skills you'll gain: Java Programming, Java, Data Structures, System Programming, Programming Principles, Debugging, Algorithms, Performance Testing
Intermediate · Course · 1 - 3 Months

University of Minnesota
Skills you'll gain: Business Systems Analysis, Systems Analysis, Requirements Analysis, Business Requirements, Business Analysis, Business Systems, Process Flow Diagrams, User Requirements Documents, Data Flow Diagrams (DFDs), Requirements Management, Diagram Design, Feasibility Studies
Beginner · Course · 1 - 3 Months

Peking University
Skills you'll gain: Bioinformatics, Markov Model, Life Sciences, Biotechnology, Molecular Biology, Biostatistics, Biology, Computational Thinking, Data Mining, Medical Science and Research, Algorithms, Data Analysis Software
Mixed · Course · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Dimensionality Reduction, Unsupervised Learning, Applied Machine Learning, Statistical Machine Learning, Machine Learning, Regression Analysis, Supervised Learning, Data Science, Decision Tree Learning, Statistical Analysis, Classification Algorithms, Predictive Modeling, Artificial Neural Networks, Data Processing, Logistic Regression
Build toward a degree
Intermediate · Course · 1 - 3 Months

Vanderbilt University
Skills you'll gain: Criminal Investigation and Forensics, Social Justice, Legal Proceedings, Social Sciences, Policy Analysis, Disabilities, Mental Health Diseases and Disorders, Law, Regulation, and Compliance, Cultural Diversity, Case Studies
Beginner · Course · 1 - 3 Months