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: Data Preprocessing, Classification Algorithms, Embeddings, Machine Learning Methods, Model Evaluation, Model Training, Dependency Analysis
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Version Control, GitHub, Git (Version Control System), Data Transformation, Data Science, Data Analysis, R (Software), R Programming, Software Installation
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Model Deployment, Responsible AI, LLM Application, Large Language Modeling, MLOps (Machine Learning Operations), Multimodal Prompts, Enterprise Application Management, Application Deployment, Model Optimization, AI Workflows, Data Management, Generative AI, Data Strategy, AI Personalization, Data Governance, Scalability, Data Quality
Advanced · Course · 1 - 3 Months

Pragmatic AI Labs
Skills you'll gain: GitHub Copilot, Object-Relational Mapping, Restful API, Code Review, Test Case, API Testing, Software Testing, Test Script Development, Test Automation, Development Testing, Business Logic, Application Development, AI Workflows, Requirements Analysis, GitHub, API Design, Application Programming Interface (API), Software Technical Review, Software Architecture, Data Integrity
Intermediate · Course · 1 - 4 Weeks

John Wiley & Sons
Skills you'll gain: Responsible AI, AI Personalization, Data Ethics, Data-Driven Marketing, Marketing Automation, MarTech, Marketing Operations, Marketing, Personalized Campaigns, Marketing Strategies, Marketing Analytics, Marketing Effectiveness, Generative AI, Marketing Planning, Machine Learning, Artificial Intelligence, Performance marketing, Customer Engagement, Data Analysis, Web Analytics and SEO
Beginner · Course · 3 - 6 Months

University of California, Irvine
Skills you'll gain: Model Evaluation, Unsupervised Learning, Regression Analysis, Data Mining, Predictive Modeling, Predictive Analytics, Anomaly Detection, Statistical Methods, Fraud detection, Machine Learning, Machine Learning Algorithms, Correlation Analysis, Scatter Plots, Market Analysis, Classification Algorithms
Intermediate · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Graph Theory, Logical Reasoning, Cryptographic Protocols, Combinatorics, Computational Logic, Deductive Reasoning, Graphing, Cryptography, Probability, Key Management, Computational Thinking, Encryption, Probability & Statistics, Programming Principles, Network Analysis, Theoretical Computer Science, Bayesian Statistics, Python Programming, Cybersecurity, Algorithms
Beginner · Specialization · 3 - 6 Months

Pragmatic AI Labs
Skills you'll gain: Extract, Transform, Load, Rust (Programming Language), Data Pipelines, JSON, Other Programming Languages, Data Import/Export, Data Integrity, Testability, Data Validation, Data Quality, Test Tools, Software Testing, Data Loss Prevention
Beginner · Course · 1 - 3 Months

Skills you'll gain: Email Marketing, Microsoft Excel, Content Performance Analysis, Dashboard Creation, Data-Driven Marketing, Key Performance Indicators (KPIs), Marketing Analytics, Google Analytics, Web Analytics, Campaign Management, Performance Reporting, Performance Analysis, Dashboard, Data Analysis, Email Security, Market Data, Market Analysis, Market Intelligence, Strategic Marketing, Search Engine Optimization
Beginner · Course · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: Large Language Modeling, Prompt Engineering, LLM Application, Artificial Intelligence, Jupyter, Python Programming, Data Analysis, Artificial Intelligence and Machine Learning (AI/ML), Generative AI Agents, AI Integrations, Data Literacy, Application Development, Scripting, Programming Principles, Automation, Computer Programming, Application Programming Interface (API), Package and Software Management, Data Structures
Beginner · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Big Data, Apache Hadoop, Analytics, Data Analysis, Data Infrastructure, Scalability, Data Processing, Data Science, Distributed Computing, Data Storage, Virtual Machines, File Systems
Mixed · Course · 1 - 3 Months

Sungkyunkwan University
Skills you'll gain: Recurrent Neural Networks (RNNs), Image Analysis, Convolutional Neural Networks, Computer Vision, Natural Language Processing, Artificial Neural Networks, Deep Learning, Network Model, Machine Learning
Beginner · Course · 1 - 3 Months