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, Computer Vision, Image Analysis, Model Training, Data Transformation, NumPy, Color Theory
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Responsible AI, Digital Advertising, Email Automation, Email Marketing, Data Ethics, Generative AI, Personalized Campaigns, Marketing Automation, Digital Marketing Tools, AI Personalization, Digital Marketing Campaigns, Advertising Campaigns, AI Integrations, Content Creation, Keyword Research, Content Optimization, Search Engine Optimization, Social Media Marketing, Copywriting, E-Commerce
★ 4.8 (51) · Intermediate · Course · 1 - 3 Months

Infosec
Skills you'll gain: File Systems, Digital Forensics, Microsoft Windows, File Management, Operating Systems, Data Structures, Data Validation, File I/O, Data Storage
★ 4.7 (81) · Intermediate · Course · 1 - 3 Months

MathWorks
Skills you'll gain: Plot (Graphics), Scripting, User Interface (UI) Design, Matlab, No-Code Development, Data Manipulation, Data Visualization Software, Generative AI, Interactive Data Visualization, UI Components, Code Reusability, Mathematical Modeling, Data Visualization, Interactive Design, LLM Application, Scientific Visualization, Data Storytelling, Data Analysis, Engineering Calculations, Programming Principles
★ 4.8 (12) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Database Design, Database Development, Query Languages, SQL, Database Architecture and Administration, Database Theory, Data Modeling, Database Management, Technical Documentation
Advanced · Course · 1 - 4 Weeks

Arizona State University
Skills you'll gain: Strategic Thinking, Strategic Decision-Making, Business Strategy, Complex Problem Solving, Decision Making, Contingency Planning, Analysis, Trend Analysis, Case Studies, Competitive Analysis, Data-Driven Decision-Making, Program Evaluation
★ 4.7 (114) · Mixed · Course · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: Convolutional Neural Networks, Image Analysis, Computer Vision, Deep Learning, Artificial Neural Networks, Network Architecture, Algorithms
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: PyTorch (Machine Learning Library), Computer Vision, NumPy, Matplotlib, Convolutional Neural Networks, Deep Learning, Pandas (Python Package), Image Analysis, Model Optimization, Python Programming, Data Manipulation, Model Training
Intermediate · Course · 1 - 3 Months

Skills you'll gain: AI Product Strategy, Product Lifecycle Management, Quality Assurance and Control, Product Quality (QA/QC), Quality Assurance, Product Planning, Product Management, Release Management, Sales Strategy, New Product Development, Quality Monitoring, Performance Analysis, Product Development, Technical Product Management, Promotional Strategies, Performance Measurement, Responsible AI, Marketing Planning, Product Improvement, Product Marketing
★ 4.5 (57) · Beginner · Course · 1 - 3 Months

New York University
Skills you'll gain: Reinforcement Learning, Financial Trading, Financial Market, Derivatives, Market Liquidity, Market Dynamics, Markov Model, Financial Modeling, Machine Learning Methods, Financial Data, Credit Risk, General Lending, Machine Learning, Differential Equations
★ 3.8 (85) · Advanced · Course · 1 - 4 Weeks

Emory University
Skills you'll gain: Data-Driven Marketing, Marketing Analytics, AI Personalization, Data-Driven Decision-Making, Marketing Strategies, Contextual Advertising, Marketing, Personalized Campaigns, AI Enablement, Marketing Effectiveness, Responsible AI, MarTech, Data Ethics, Customer experience improvement, Journey Mapping, Artificial Intelligence, Customer Insights, Customer Engagement, Consumer Behaviour, Data Collection
★ 4.5 (58) · Beginner · Course · 1 - 3 Months

L&T EduTech
Skills you'll gain: Embedded Software, Peripheral Devices, Integrated Development Environments, Embedded Systems, Internet Of Things, Microarchitecture, Automation, Real Time Data, Hardware Architecture, Computer Architecture, Prototyping, Memory Management
★ 4.6 (298) · Beginner · Course · 1 - 3 Months