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.

Imperial College London
Skills you'll gain: Immunology, Infectious Diseases, Hematology, Physiology, Oncology, Microbiology, Molecular, Cellular, and Microbiology, Epidemiology, Internal Medicine, Chronic Diseases, Public Health and Disease Prevention, Geriatrics, Pathology, Pulmonology, Environment, Pharmacotherapy, Biology, Public Health, Molecular Biology, Cell Biology
Intermediate · Specialization · 3 - 6 Months

Rice University
Skills you'll gain: Apache Kafka, Apache Spark, Apache Hadoop, Distributed Computing, Dataflow, Java Programming, Java, Software Architecture, Systems Architecture, Scala Programming, Data Structures, System Programming, Programming Principles, Servers, Application Frameworks, Debugging, Algorithms, Performance Tuning, Functional Design, Performance Testing
Intermediate · Specialization · 3 - 6 Months

University of California, Irvine
Skills you'll gain: Marketing Analytics, Key Performance Indicators (KPIs), Marketing Effectiveness, A/B Testing, Web Analytics, Digital Marketing, Customer experience improvement, Performance Measurement, Marketing Strategies, Mobile Security, Marketing, Web Applications, Target Audience, Sales
Beginner · Course · 1 - 4 Weeks

Kennesaw State University
Skills you'll gain: Cost Benefit Analysis, Risk Management Framework, Risk Management, Risk Analysis, Cyber Risk, ISO/IEC 27001, Enterprise Risk Management (ERM), NIST 800-53, Business Risk Management, Risk Mitigation, Governance Risk Management and Compliance, Cybersecurity, Security Controls
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Incident Management, Incident Response, Security Management, Computer Security Incident Management, Continuous Monitoring, Infrastructure Security, Cybersecurity, Cyber Security Policies, Telecommuting, Threat Modeling, Cyber Security Strategy, Security Controls, Security Strategy, Problem Management, Security Awareness, Employee Engagement
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Natural Language Processing, Recurrent Neural Networks (RNNs), Embeddings, Transfer Learning, Data Pipelines, Data Preprocessing, Artificial Neural Networks, Unstructured Data, Machine Learning Methods, Machine Learning
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Routing Protocols, TCP/IP, Network Switches, Virtual Local Area Network (VLAN), Network Protocols, Network Security, Network Routing, Network Troubleshooting, Computer Networking, Open Shortest Path First (OSPF), Dynamic Host Configuration Protocol (DHCP), Border Gateway Protocol, Firewall, Proxy Servers, Encryption, Authentications
Intermediate · Course · 1 - 3 Months

American Psychological Association
Skills you'll gain: Diversity Awareness, Sociology, Psychology, Cultural Diversity, Human Development, Social Sciences, Learning Theory, Biology, Research
Beginner · Course · 3 - 6 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

Arizona State University
Skills you'll gain: Entrepreneurship, Commercialization, Design Thinking, Innovation, Presentations, Market Opportunities, Ideation, Product Development, Solution Design, Customer Insights
Beginner · Course · 1 - 3 Months

Skills you'll gain: Culture Transformation, Process Improvement, Quality Improvement, Systems Thinking, Analysis, Employee Engagement, Data-Driven Decision-Making
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Instagram, Drive Engagement, Customer Engagement, Social Media, Social Media Content, Social Media Strategy, Community Development, Content Development and Management
Beginner · Course · 1 - 4 Weeks