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.

DeepLearning.AI
Skills you'll gain: OpenAI API, ChatGPT, Prompt Engineering, LLM Application, OpenAI, Large Language Modeling, Application Development
★ 4.7 (2.5K) · Beginner · Project · Less Than 2 Hours

Skills you'll gain: Financial Modeling, Business Analysis, Financial Statement Analysis, Management Consulting, Strategic Planning, Business Strategy, Data Presentation, Business Consulting, Data Visualization, Stakeholder Engagement, Stakeholder Management, Requirements Analysis, Generative AI, Microsoft Excel, Problem Solving, Process Improvement, Lean Six Sigma, Change Management, Key Performance Indicators (KPIs), Communication
★ 4.7 (5K) · Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Keras (Neural Network Library), Convolutional Neural Networks, Reinforcement Learning, Deep Learning, Model Optimization, Autoencoders, Generative AI, Unsupervised Learning, Tensorflow, Generative Adversarial Networks (GANs), Generative Model Architectures, Transfer Learning, Applied Machine Learning, Artificial Intelligence and Machine Learning (AI/ML), Model Training, Time Series Analysis and Forecasting
★ 4.4 (1K) · Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Data Storytelling, Data Presentation, Data Visualization, Storytelling, Data Literacy, Business Analytics, Presentations, Data-Driven Decision-Making, Data Analysis, Analytics, Technical Communication, Case Studies, Predictive Analytics, Correlation Analysis
★ 4.5 (521) · Intermediate · Course · 1 - 4 Weeks

Vanderbilt University
Skills you'll gain: Prompt Engineering, ChatGPT, Prompt Patterns, Generative AI, LLM Application, HR Tech, Human Resources, Management Training And Development, Employee Performance Management, Performance Review, Professional Development, Policy Development, New Hire Orientations, Communication, Communication Planning, Human Development, Recruitment, Interviewing Skills, Talent Recruitment, Policy Analysis
★ 4.8 (8.6K) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Prompt Engineering, Retrieval-Augmented Generation, Prompt Patterns, LLM Application, Generative AI Agents, Large Language Modeling, Generative AI, Tool Calling, Hugging Face, Context Engineering, Embeddings
★ 4.6 (241) · Intermediate · Course · 1 - 4 Weeks
University of Michigan
Skills you'll gain: Database Design, Data Store, Database Software, Relational Databases, SQL, Databases, Data Visualization Software, Web Scraping, Data Modeling, Object Oriented Programming (OOP), Data Processing, Python Programming, Application Programming Interface (API)
★ 4.8 (22K) · Beginner · Course · 1 - 3 Months

Amazon Web Services
Skills you'll gain: Artificial Intelligence and Machine Learning (AI/ML), Generative AI, Deep Learning, Artificial Intelligence, Amazon Web Services, Applied Machine Learning, AI literacy, Machine Learning, Digital Transformation
★ 4.6 (3.9K) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, Prompt Patterns, Generative AI, Generative Model Architectures, Prompt Engineering Tools, UI/UX Research, ChatGPT, AI literacy, Multimodal Prompts, Responsible AI, Persona (User Experience), AI powered creativity, LLM Application, User Interface and User Experience (UI/UX) Design, Experience Design, Artificial Intelligence, Large Language Modeling, Brainstorming, Human Centered Design, Wireframing
★ 4.7 (12K) · Beginner · Specialization · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Programming Principles, Computer Science, Computer Programming, Data Manipulation, Python Programming, Computational Logic, Data Science
★ 4.8 (230) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Sales Strategy, Sales Process, Microsoft Copilot, Sales Operations, Sales Enablement, Responsible AI, Generative AI Agents, Anthropic Claude, Sales, Report Writing, HubSpot CRM, Email Automation, Generative AI, Business Process Automation, Automation, Workflow Management, Customer Relationship Management, Forecasting, Revenue Forecasting, Data-Driven Decision-Making
★ 4.3 (130) · Intermediate · Specialization · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Magnetic Resonance Imaging, Medical Imaging, Image Analysis, Data Manipulation, R (Software), Neurology, R Programming, Radiology, Image Quality, Data Processing, Software Visualization, Scientific Visualization, Data Preprocessing, Data Transformation, Data Import/Export, Package and Software Management
★ 4.6 (316) · Intermediate · Course · 1 - 4 Weeks