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.

Northeastern University
Skills you'll gain: Algorithms, Bayesian Statistics, Theoretical Computer Science, Network Model, Pseudocode, Computational Thinking, Bayesian Network, Data Structures, Graph Theory, Machine Learning Algorithms, Classification Algorithms, Network Analysis, Probability, Probability & Statistics
Mixed · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Value Propositions, Social Media Marketing, Social Media Strategy, Strategic Planning, Search Engine Optimization, Competitive Analysis, Business Modeling, Web Analytics and SEO, Business Strategy, Paid media, Content Marketing, Market Analysis, Marketing Strategy and Techniques, Email Marketing, Digital Marketing, Google Ads, Innovation, Product Development, Video Production
Build toward a degree
Beginner · Course · 1 - 3 Months

Skills you'll gain: 3D Modeling, 3D Assets, Computer Graphics, Virtual Environment, Visualization (Computer Graphics), Architectural Design, Performance Tuning, Building Design, Frontend Performance, Structural Engineering, Image Quality, Aesthetics
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Git (Version Control System), GitHub, Version Control, Collaborative Software, Continuous Integration
Intermediate · Guided Project · Less Than 2 Hours

University of Illinois Urbana-Champaign
Skills you'll gain: Health Equity, Health Disparities, Social Determinants Of Health, Nutrition and Diet, Health Policy, Public Health, Public Health and Disease Prevention, Food and Beverage, Policy Analysis, Policy Development, Public Policies, Program Evaluation
Intermediate · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Jupyter, Microservices, AWS SageMaker, Cloud Engineering, Command-Line Interface, Data Pipelines, CI/CD, Package and Software Management, Containerization, Applied Machine Learning, Python Programming, Test Automation, Algorithms
Intermediate · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Object Oriented Programming (OOP), Debugging, Java, Computer Programming, Program Development, Software Design, Data Structures, Computer Science, Algorithms, Theoretical Computer Science, Data Validation
Beginner · Course · 1 - 3 Months

Banco Interamericano de Desarrollo
Skills you'll gain: Policy Development, Public Safety and National Security, Policy Analysis, Public Policies, Governance, Public Administration, Social Justice, Program Evaluation, Criminal Investigation and Forensics, Continuous Monitoring, Social Work, Community Development, Conflict Management
Beginner · Course · 1 - 3 Months
Johns Hopkins University
Skills you'll gain: Gerontology, Health Policy, Public Health, Health Disparities, Epidemiology, Medicare, Social Determinants Of Health, Health Care, Long Term Care, Health Systems, Patient Education And Counseling, Communication Disorders, Patient-centered Care, Disabilities
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: API Design, Application Programming Interface (API), Postman API Platform, API Testing, Software Documentation, Software Design Documents, OAuth, CI/CD, .NET Framework, Web Services, Authentications
Intermediate · Course · 1 - 4 Weeks

University of Geneva
Skills you'll gain: Health Care Procedure and Regulation, Public Health, Infectious Diseases, Environment Health And Safety, Health Policy, Epidemiology, Health Systems, International Relations, Public Safety and National Security, Emergency Response, Health Assessment, Governance
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Ajax, Gherkin (Scripting Language), Test Tools, Test Script Development, Debugging, Integration Testing, Software Design Patterns, Test Data, Scripting, Web Development Tools, Data Structures, Automation, SQL, MySQL
Intermediate · Specialization · 3 - 6 Months