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.

Skills you'll gain: Prompt Engineering, Git (Version Control System), GitHub, Version Control, CI/CD, Azure DevOps, Infrastructure as Code (IaC), Microsoft Copilot, Bitbucket, Continuous Integration, Microsoft Azure, DevOps, Docker (Software), GitLab, Software Development Tools, Application Deployment, ChatGPT, Software Installation, Continuous Deployment, Amazon Web Services
Intermediate · Specialization · 3 - 6 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Investments, Portfolio Management, Return On Investment, Performance Analysis, Finance, Equities, Behavioral Economics, Asset Management, Portfolio Risk, Tax Planning, Market Trend, Regression Analysis
Build toward a degree
Intermediate · Course · 1 - 3 Months

Harvard Business Review
Skills you'll gain: Team Performance Management, Teamwork, Team Building, Team Management, Virtual Teams, Collaboration, Intercultural Competence, Team Leadership, Conflict Management, Cross-Functional Collaboration, Team Motivation, Productivity, Cultural Diversity, Cultural Sensitivity, Cultural Responsiveness, Meeting Facilitation, Drive Engagement, Safety Culture, Communication Strategies
Intermediate · Course · 1 - 4 Weeks

Alex Genadinik
Skills you'll gain: Facebook, Copywriting, Social Media Marketing, Social Media Strategy, Instagram, Social Media Campaigns, Digital Advertising, Drive Engagement, Content Creation, Advertising, Customer Engagement, Target Audience
Mixed · Course · 1 - 3 Months

Skills you'll gain: TypeScript, Scripting, Scripting Languages, Programming Principles
Intermediate · Guided Project · Less Than 2 Hours

Simplilearn
Skills you'll gain: Social Media Marketing, Social Media Management, Social Media Strategy, Social Media Campaigns, Marketing Strategies, Brand Management, Campaign Management, Marketing, Instagram, Content Creation, Performance Analysis, Email Marketing, Marketing Analytics, Web Analytics, Digital Marketing, Marketing Psychology, Customer Relationship Management, UI/UX Strategy, Digital Advertising, Marketing Strategy and Techniques
Beginner · Specialization · 1 - 3 Months

University of California, Davis
Skills you'll gain: Content Creation, Social Media Strategy, Search Engine Optimization, Content Marketing, Social Media, Web Analytics and SEO, Content Strategy, Social Media Marketing, Digital Media Strategy, Keyword Research, Search Engine Marketing, Target Audience, Brand Awareness, Influencing, Relationship Building
Intermediate · Course · 1 - 4 Weeks
University of Washington
Skills you'll gain: Big Data, Relational Databases, Database Systems, Dataflow, Databases, Data Science, Data Manipulation, Data Processing, NoSQL, Apache Spark, Distributed Computing, Apache Hadoop, SQL, Data Analysis, Query Languages, Cloud Computing, Scalability, Graph Theory, Python Programming, Algorithms
Mixed · Course · 1 - 3 Months

University of Pennsylvania
Skills you'll gain: Object Oriented Design, Java, Object Oriented Programming (OOP), Unit Testing, Java Programming, Application Development, Data Structures, Software Testing, Programming Principles, Test Driven Development (TDD), Computer Programming
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Generative AI, Large Language Modeling, Responsible AI, ChatGPT, AI Product Strategy, Artificial Intelligence, Data Ethics, Prompt Engineering, AI Security, Computational Logic
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Import/Export, Data Analysis, Data Visualization, Programming Principles, Python Programming
Beginner · Guided Project · Less Than 2 Hours

University of Colorado System
Skills you'll gain: Chronic Diseases, Student Support and Services, Parent Communication, Care Management, Health Education, First Aid, Patient Education and Support, Pediatrics, Emergency Response, Nursing Care, Respiratory Care, Medication Administration, Nutrition and Diet
Beginner · Course · 1 - 4 Weeks