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 London
Skills you'll gain: User Experience Design, Wireframing, Application Design, Technical Communication, Prototyping, Web Development, User Research, Usability Testing, Responsive Web Design, Version Control, Brainstorming, Project Planning, Application Programming Interface (API), Javascript, MongoDB
Mixed · Course · 1 - 3 Months

Skills you'll gain: Data Storytelling, Data Presentation, Data Visualization, Interactive Data Visualization, Data Visualization Software, Database Design, Shiny (R Package), Dashboard, Data Wrangling, Exploratory Data Analysis, Relational Databases, Data Analysis, Statistical Visualization, Big Data, Microsoft Excel, IBM Cognos Analytics, Analytical Skills, Excel Formulas, Data Manipulation, Web Scraping
Build toward a degree
Beginner · Professional Certificate · 3 - 6 Months

University of Colorado System
Skills you'll gain: TCP/IP, Network Protocols, Dynamic Host Configuration Protocol (DHCP), Network Security, OSI Models, Network Routing, Network Infrastructure, Software-Defined Networking, Local Area Networks, Virtualization
Mixed · Course · 1 - 3 Months

Arizona State University
Skills you'll gain: Research, Data Collection, Surveys, Scientific Methods, Research Methodologies, Persuasive Communication, Data Analysis, Case Studies, Information Management
Mixed · Course · 1 - 3 Months

Skills you'll gain: Applied Mathematics, Mathematical Modeling, Matlab, High Voltage, Three-Phase, Electrical Engineering, electromagnetics, Simulation and Simulation Software, Electric Power Systems, Electrical Power, Environmental Science, Environmental Engineering, Design
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Health Equity, Nursing Management, Intercultural Competence, Workplace inclusivity, Diversity Awareness, Cultural Diversity, Cultural Responsiveness, Diversity Equity and Inclusion Initiatives, Leadership, Nursing, Teamwork, Patient Communication, Communication Strategies, Policy Analysis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Communication, Presentations, Teamwork, Problem Solving, Public Speaking, Collaboration, Interpersonal Communications, Professional Development, Social Skills, Agile Project Management, Critical Thinking and Problem Solving, Solution Delivery, Composure
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: CI/CD, Continuous Deployment, Continuous Delivery, DevOps, Application Deployment, Performance Analysis, Performance Metric, Performance Measurement, Artificial Intelligence, Application Performance Management, Operational Analysis, Root Cause Analysis
Intermediate · Course · 1 - 4 Weeks
University of Leeds
Skills you'll gain: Stakeholder Management, Stakeholder Engagement, Engineering Management, Scope Management, Risk Management, Project Scoping, Stakeholder Analysis, Project Risk Management, Project Management, Business Risk Management, Governance
Intermediate · Course · 1 - 3 Months

Columbia University
Skills you'll gain: Derivatives, Mortgage Loans, Securities (Finance), Credit Risk, Financial Modeling, Risk Modeling, Financial Market, Mathematical Modeling, Securities Trading, Applied Mathematics, Investment Banking, Microsoft Excel, Risk Analysis, Cash Flows, Analysis
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Amazon Elastic Compute Cloud, Amazon Web Services, Cloud Hosting, Front-End Web Development, React.js, Javascript, Web Development Tools, Full-Stack Web Development, Web Applications, Cloud Security, Hypertext Markup Language (HTML)
Intermediate · Course · 1 - 4 Weeks

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Digital Signal Processing, Electrical Engineering, Communication Systems, Programming Principles, Electronics, Telecommunications, Algorithms, Linear Algebra, Time Series Analysis and Forecasting, Mathematical Modeling
Intermediate · Course · 1 - 4 Weeks