HTML, CSS, and JavaScript courses can help you learn web page structure, styling, and interactivity, along with responsive design and accessibility practices. You can build skills in creating layouts, implementing animations, and optimizing user experiences across different devices. Many courses introduce tools like code editors, version control systems, and browser developer tools, that support testing and refining your projects. By mastering these skills and tools, you’ll be well-equipped to develop engaging websites and applications.

University of Colorado Boulder
Skills you'll gain: Probability, Statistical Inference, Estimation, Probability & Statistics, Probability Distribution, Statistical Methods, Statistics, Markov Model, Bayesian Statistics, Data Literacy, Statistical Analysis, Sampling (Statistics), Applied Mathematics, Artificial Intelligence, Generative AI, Data Analysis, Data Science, Theoretical Computer Science, Machine Learning Algorithms, Mathematical Theory & Analysis
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

The George Washington University
Skills you'll gain: Patient Safety, Clinical Leadership, Health Care Administration, Continuous Quality Improvement (CQI), Health Policy, Health Information Management, Health Care, Healthcare Ethics, Health Equity, Public Health and Disease Prevention, Systems Thinking, Collaboration
Beginner · Course · 1 - 3 Months

Duke University
Skills you'll gain: FinTech, Financial Regulation, Financial Services, Payment Systems, Bank Regulations, Lending and Underwriting, Banking Services, Blockchain, Law, Regulation, and Compliance, Financial Data, Digital Assets
Beginner · Course · 1 - 3 Months

Skills you'll gain: Ajax, JSON, Application Programming Interface (API), Javascript, Event-Driven Programming, Data Validation, Web Development, Object Oriented Programming (OOP), Debugging
Intermediate · Course · 1 - 4 Weeks

Arizona State University
Skills you'll gain: Purchasing, Negotiation, Business Communication, Business Correspondence, English Language, Budgeting, Communication Strategies, Financial Acumen, Audit Working Papers, Financial Forecasting, Communication, Verbal Communication Skills, Influencing, Business Ethics, Presentations, Finance, Leadership
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Web Development Tools, Javascript, Scripting Languages, Scripting, Browser Compatibility, Debugging, Development Environment, Maintainability
Intermediate · Course · 1 - 3 Months

Duke University
Skills you'll gain: Oil and Gas, Market Dynamics, Energy and Utilities, Transportation Operations, Operations, Production Process, Market Trend, Cost Estimation, Market Analysis, Natural Resource Management
Mixed · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Web Scraping, Git (Version Control System), Scripting, Version Control, Email Automation, Software Testing, Cloud API, Automation, Restful API, Application Programming Interface (API), Scalability, Python Programming, Performance Tuning, Productivity, File Management
Beginner · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Market Data, Finance, Corporate Finance, Financial Analysis, Financial Market, Securities (Finance), Investments, Equities, Capital Markets, Business Mathematics, Cash Flows
Beginner · Course · 1 - 4 Weeks

Fundação Instituto de Administração
Skills you'll gain: Budget Management, Budgeting, Financial Management, Cost Control, Performance Management, Business Strategy, Variance Analysis, Cross-Functional Collaboration, Resource Allocation, Financial Reporting, Forecasting
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Git (Version Control System), GitHub, Version Control, Continuous Integration, Software Versioning, Collaborative Software, Software Development Tools, Code Review, Issue Tracking, Command-Line Interface
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Webpack, JavaScript Frameworks, Object Oriented Programming (OOP), Full-Stack Web Development, JSON, Web Development Tools, Javascript, Event-Driven Programming, HTML and CSS, Application Programming Interface (API), Application Deployment, Application Development, Programming Principles, Web Development, Web Applications, Scripting, Browser Compatibility, GitHub, Debugging, User Interface (UI) Design
Intermediate · Specialization · 3 - 6 Months