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.

Rice University
Skills you'll gain: Data Visualization Software, File I/O, Data Visualization, Plot (Graphics), Package and Software Management, Python Programming, Data Cleansing, Programming Principles, Data Processing, Data Mapping, Data Manipulation, Code Reusability, Data Dictionary, Software Installation, Development Environment, Data Access, Computational Logic, Data Wrangling, Data Structures, Data Analysis
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Retrieval-Augmented Generation, Vector Databases, Embeddings, Development Environment, OpenAI API, AI Integrations, Large Language Modeling, Database Management Systems, Databases, OpenAI, Artificial Intelligence, System Configuration
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Sales Process, B2B Sales, Sales Pipelines, Customer Relationship Management (CRM) Software, Lead Generation, Sales Management, Sales Strategy, HubSpot CRM, Customer Relationship Management, Data Quality, Data-Driven Decision-Making, Data Integrity, Data Maintenance, Data Entry, Forecasting, Decision Making
Intermediate · Course · 1 - 4 Weeks

Meta
Skills you'll gain: Jest (JavaScript Testing Framework), React.js, Event-Driven Programming, UI Components, Web Development Tools, Code Reusability, Front-End Web Development, JavaScript Frameworks, Application Programming Interface (API), Web Applications, Unit Testing, Application Development, Software Design Patterns, Javascript, Development Environment, Context Management, Hypertext Markup Language (HTML), Cascading Style Sheets (CSS), Dataflow
Intermediate · Specialization · 1 - 3 Months

Imperial College London
Skills you'll gain: Recurrent Neural Networks (RNNs), Tensorflow, Data Pipelines, Keras (Neural Network Library), Transfer Learning, Deep Learning, Convolutional Neural Networks, Natural Language Processing, Model Training, Data Processing, AI Workflows, Data Preprocessing, Embeddings
Intermediate · Course · 1 - 3 Months

Stanford University
Skills you'll gain: Physics, European History, Verification And Validation, Scientific Methods, electromagnetics, Research, Experimentation, Mechanics, Global Positioning Systems
Beginner · Course · 1 - 3 Months

University of Toronto
Skills you'll gain: Computer Vision, Convolutional Neural Networks, Image Analysis, Control Systems, Robotics, Deep Learning, Simulation and Simulation Software, Software Architecture, Simulations, Safety Assurance, Global Positioning Systems, Hardware Architecture, Systems Architecture, Network Routing, Graph Theory, Estimation, Algorithms, Model Training, Mathematical Modeling, Linear Algebra
Advanced · Specialization · 3 - 6 Months

O.P. Jindal Global University
Skills you'll gain: Model Evaluation, Supervised Learning, Model Training, Scikit Learn (Machine Learning Library), Tensorflow, Model Deployment, Applied Machine Learning, Artificial Neural Networks, Python Programming, NumPy, Machine Learning Algorithms, Matplotlib, Deep Learning, Image Analysis, Machine Learning, Model Optimization, Embeddings, Pandas (Python Package), Natural Language Processing
Build toward a degree
Beginner · Course · 1 - 3 Months

Skills you'll gain: Return On Investment, Heat Maps, Business Research, Market Research, Business Metrics, User Research, Data Storytelling, Research, Data Presentation, Cost Benefit Analysis, Performance Analysis, Data-Driven Decision-Making, Consumer Behaviour, Data Analysis, Statistical Visualization, Financial Analysis, Cost Management
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Retrieval-Augmented Generation, Vector Databases, Applied Machine Learning, Metadata Management, LangChain, Document Management, Embeddings, LLM Application, Large Language Modeling, Data Management, Model Evaluation, AI Integrations, Data Pipelines, Application Programming Interface (API), Software Installation, Debugging
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Prompt Engineering, AI Orchestration, AI Workflows, LangChain, Retrieval-Augmented Generation, Agentic Workflows, Tool Calling, LangGraph, LLM Application, Prompt Patterns, Agentic systems, Multimodal Prompts, Model Context Protocol, Generative AI, AI Security, Generative AI Agents, Vector Databases, OpenAI API, AI Integrations, Software Development
Advanced · Professional Certificate · 3 - 6 Months

Skills you'll gain: Feature Engineering, Data Ethics, Unsupervised Learning, Dimensionality Reduction, Responsible AI, Text Mining, Data Preprocessing, Data Transformation, Anomaly Detection, Exploratory Data Analysis, Machine Learning, Scikit Learn (Machine Learning Library), Natural Language Processing, Data Science, Quality Assurance, Data Pipelines, Machine Learning Algorithms, Classification Algorithms, Design Thinking, Python Programming
Advanced · Course · 1 - 4 Weeks