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.

The Hong Kong University of Science and Technology
Skills you'll gain: Matlab, Engineering Calculations, Numerical Analysis, Mathematical Software, Engineering Analysis, Linear Algebra, Differential Equations, Applied Mathematics, Mathematical Modeling, Simulation and Simulation Software, Computational Thinking, Estimation, Integral Calculus, Scripting, Simulations, Calculus, Scientific Visualization, Programming Principles, Plot (Graphics), Algorithms
Intermediate · Course · 1 - 3 Months

California Institute of the Arts
Skills you'll gain: Wireframing, User Interface and User Experience (UI/UX) Design, Mockups, Responsive Web Design, Web Design, User Experience Design, Prototyping, Web Language, Graphic and Visual Design, HTML and CSS, Design Reviews, Typography
Intermediate · Course · 1 - 3 Months
Emory University
Skills you'll gain: Pivot Tables And Charts, Marketing Analytics, Descriptive Statistics, Microsoft Excel, Regression Analysis, Data Analysis, Data-Driven Decision-Making, Marketing, Marketing Effectiveness, Exploratory Data Analysis, Consumer Behaviour, Statistical Analysis, Data Manipulation
Intermediate · Course · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: Model Deployment, iOS Development, Android Development, Tensorflow, Swift Programming, Mobile Development, Applied Machine Learning, Embedded Systems, Computer Vision, Machine Learning
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Excel Macros, Visual Basic (Programming Language), Data Import/Export, Programming Principles, Spreadsheet Software, UI Components, User Interface (UI), Automation, File I/O, Debugging, Data Validation
Intermediate · Course · 1 - 4 Weeks

UNSW Sydney (The University of New South Wales)
Skills you'll gain: Design Thinking, Business Transformation, Workforce Development, Strategic Thinking, Automation, Digital Transformation, Human Centered Design, Emerging Technologies, Innovation, Business Process Automation, Forecasting, Organizational Change
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Performance marketing, Google Ads, Media Buying, Content Performance Analysis, Advertising, Generative AI, Data Ethics, Campaign Management, Paid media, AI Personalization, Automation, Content Creation, Analytics
Intermediate · Course · 1 - 4 Weeks

University at Buffalo
Skills you'll gain: Model Based Systems Engineering, Systems Engineering, Industrial Engineering, Manufacturing Processes, Internet Of Things, Product Lifecycle Management, Enterprise Architecture, Verification And Validation, Simulation and Simulation Software, Process Analysis
Beginner · Course · 1 - 4 Weeks

Northwestern University
Skills you'll gain: Social Media Marketing, Social Media Strategy, Social Media, Marketing Effectiveness, Marketing, Performance Measurement, Business Metrics, Customer Engagement, Business-To-Consumer, Key Performance Indicators (KPIs), Integrated Marketing Communications, Program Management, Marketing Budgets, Law, Regulation, and Compliance, A/B Testing, Information Privacy, Data Security
Mixed · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Stored Procedure, SQL, Data Presentation, Query Languages, Relational Databases, Database Development, Database Administration, Data Science
Advanced · Guided Project · Less Than 2 Hours
Illinois Tech
Skills you'll gain: Market Dynamics, Supply And Demand, Game Theory, Product Lifecycle Management, Business Strategy, Competitive Analysis, Business Economics, Business Strategies, Innovation, Strategic Thinking, Cost Reduction, Economics, Market Trend, Strategic Decision-Making, Price Negotiation, Global Marketing, Market Analysis, Strategic Planning, Team Leadership, Adaptability
Build toward a degree
Beginner · Specialization · 3 - 6 Months

University of Colorado System
Skills you'll gain: Data Encryption Standard, Advanced Encryption Standard (AES), Cryptography, Encryption, Brute-force attacks, Algorithms
Intermediate · Course · 1 - 3 Months