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: Business Strategy, Corporate Strategy, Strategic Thinking, Strategic Planning, Business Planning, Organizational Strategy, Business, Competitive Analysis, Strategic Marketing, Growth Strategies, Strategic Decision-Making, New Business Development, Value Propositions, Strategic Prioritization
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Marketing Budgets, Performance Analysis, Marketing, Marketing Effectiveness, Marketing Planning, Marketing Strategies, Marketing Management, Global Marketing, Plan Execution, Brand Management, Campaign Management, Competitive Analysis, Market Analysis, Brand Awareness, Marketing Strategy and Techniques, Product Strategy, Case Studies, Digital Marketing, Branding, Business
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Software Design Patterns, Functional Design, Programming Principles
Intermediate · Course · 3 - 6 Months

Skills you'll gain: CI/CD, Application Deployment, Software Development Life Cycle, Continuous Deployment, Continuous Integration, Amazon Web Services, AWS CloudFormation, Amazon Elastic Compute Cloud, Unit Testing, Infrastructure as Code (IaC), Containerization, Amazon S3, Git (Version Control System)
Intermediate · Course · 1 - 4 Weeks

University of California, Irvine
Skills you'll gain: Decision Support Systems, Database Design, Relational Databases, Database Management, SQL, Descriptive Statistics, Statistics, Statistical Analysis, Business Intelligence, Microsoft Excel, Data Processing, Extract, Transform, Load, Business Analytics, Data Manipulation, Data Science
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Applied Machine Learning, Case Studies, Fraud detection, Project Risk Management, Project Planning, Business Ethics, Ethical Standards And Conduct, Law, Regulation, and Compliance, Scalability, Content Strategy, Quality Assessment, Keyword Research, Search Engine Optimization, Content Creation
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Object Oriented Design, Object Oriented Programming (OOP), Unified Modeling Language, JUnit, Software Testing, Software Engineering, Java, Java Programming, Computer Programming, Unit Testing, Program Development, Software Design, Test Driven Development (TDD), Conceptual Design
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: AWS Identity and Access Management (IAM), Disaster Recovery, Identity and Access Management, Amazon Web Services, Cloud Security, Cloud Management, Amazon Elastic Compute Cloud, Data Security, Infrastructure Security
Beginner · Course · 1 - 4 Weeks

American Council on Exercise
Skills you'll gain: Selling Techniques, Sales, Customer Retention, Consultative Selling, Customer Acquisition Management, Performance Measurement, Customer Relationship Building, Professional Development, Customer Engagement, Exercise Science, Goal Setting
Beginner · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Infrastructure As A Service (IaaS), Virtualization, Platform As A Service (PaaS), Containerization, Cloud-Native Computing, Serverless Computing, Cloud Infrastructure, Network Security, Cloud Computing, Amazon Web Services, Cloud Management, Infrastructure as Code (IaC), Cloud Computing Architecture, Virtual Machines, Network Troubleshooting, Cloud Platforms, Hyper-V, Software-Defined Networking, Cloud Security, Network Administration
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

University of Copenhagen
Skills you'll gain: Data Literacy, digital literacy, Personally Identifiable Information, Data Ethics, Artificial Intelligence and Machine Learning (AI/ML), Journalism, Data Sharing, Big Data, Information Privacy, Data-Driven Decision-Making, Data Security, Law, Regulation, and Compliance, Data Collection, Algorithms
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Selenium (Software), Test Automation, Object Oriented Programming (OOP), Test Script Development, Test Tools, Software Testing, Programming Principles, Software Installation, Scripting, Python Programming, Development Environment, Integrated Development Environments, Debugging
Beginner · Course · 1 - 3 Months