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.

Emory University
Skills you'll gain: Regression Analysis, Data Visualization, Data Storytelling, Statistical Visualization, Business Mathematics, Descriptive Statistics, General Mathematics, Microsoft Excel, Statistics, Excel Formulas, Statistical Analysis, Statistical Methods, Algebra, Probability & Statistics, Calculus, Applied Mathematics, Business
Beginner · Course · 1 - 3 Months

University of California San Diego
Skills you'll gain: Bioinformatics, Diagnostic Tests, Computational Thinking, Model Evaluation, Epidemiology, Infectious Diseases, Informatics, Network Analysis, Molecular Biology, Medical Science and Research, Molecular, Cellular, and Microbiology, Biotechnology, Biochemistry, Data Mining, Life Sciences, Scientific Visualization, Data Synthesis, Data Literacy, Microbiology, Science and Research
Beginner · Specialization · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Model Evaluation, Unsupervised Learning, Applied Machine Learning, Dimensionality Reduction, Reinforcement Learning, Machine Learning Methods, Regression Analysis, Machine Learning, Data Mining, Machine Learning Algorithms, Predictive Modeling, Random Forest Algorithm, Decision Tree Learning, Model Optimization, Logistic Regression, Classification Algorithms
Intermediate · Course · 1 - 3 Months

Novartis
Skills you'll gain: Drug Interaction, Pharmacology, Pharmaceuticals, Pre-Clinical Development, Drug Development, Pharmacotherapy, Biochemical Assays, Laboratory Testing, Medication Administration, Pharmaceutical Terminology, Clinical Research, Laboratory Research
Intermediate · Course · 1 - 4 Weeks

Peking University
Skills you'll gain: Data Structures, Computational Thinking, Graph Theory, Theoretical Computer Science, Algorithms, Computer Programming, Data Storage, C (Programming Language), C++ (Programming Language)
Mixed · Course · 1 - 3 Months

University of Leeds
Skills you'll gain: Cryptographic Protocols, Cryptography, Encryption, Public Key Cryptography Standards (PKCS), Data Security
Beginner · Course · 1 - 4 Weeks

Simplilearn
Skills you'll gain: Reinforcement Learning, Agentic systems, Model Training
Beginner · Course · 1 - 4 Weeks
École Polytechnique Fédérale de Lausanne
Skills you'll gain: Scala Programming, Programming Principles, Data Structures, Functional Design, Object Oriented Programming (OOP), Object Oriented Design, Computational Logic
Intermediate · Course · 1 - 3 Months

Skills you'll gain: LangChain, LLM Application, Retrieval-Augmented Generation, LangGraph, AI Workflows, Large Language Modeling, AI Orchestration, Responsible AI, Generative AI, Token Optimization, Agentic systems, Prompt Engineering, Generative AI Agents, Natural Language Processing, Cloud Development, Application Programming Interface (API), Python Programming, Application Deployment, Data Processing, Pandas (Python Package)
Intermediate · Course · 1 - 4 Weeks

Università Bocconi
Skills you'll gain: Data Analysis, Innovation, Strategic Decision-Making, Analysis, Statistical Analysis, General Science and Research, Data-Driven Decision-Making, Complex Problem Solving, Regression Analysis, Correlation Analysis, Decision Making, Big Data, Strategic Thinking, Statistical Hypothesis Testing, Performance Metric, Entrepreneurship, Case Studies, Machine Learning
Mixed · Course · 1 - 3 Months

Skills you'll gain: SQL, Query Languages, Relational Databases, Data Manipulation, Data Analysis, Problem Solving
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Unsupervised Learning, Generative AI, Large Language Modeling, Supervised Learning, Deep Learning, Generative Model Architectures, LLM Application, Applied Machine Learning, Artificial Intelligence and Machine Learning (AI/ML), Reinforcement Learning, Statistical Machine Learning, Machine Learning Algorithms, Model Training, Artificial Neural Networks, Feature Engineering, Unstructured Data, Model Evaluation, Dimensionality Reduction, Model Optimization
Intermediate · Course · 1 - 3 Months