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.

Duke University
Skills you'll gain: Compensation Analysis, Meeting Facilitation, Performance Review, Staff Management, Safety Training, Strategic Leadership, Supervision, Prioritization, Human Resources, Diversity and Inclusion, Performance Management, Human Resources Management and Planning, Recruitment, Time Management, Organizational Strategy, Human Resource Management, Organizational Skills, Stakeholder Management, Strategic Planning, Business Metrics
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: React.js, Routing Protocols, UI Components, JavaScript Frameworks, Frontend Performance, Front-End Web Development, Performance Tuning, Web Content Accessibility Guidelines, Cascading Style Sheets (CSS), Event-Driven Programming, User Experience Design, User Interface (UI), Jest (JavaScript Testing Framework), Web Development Tools, Interaction Design, Debugging, Javascript, Application Performance Management, Web Frameworks, Data Management
Intermediate · Specialization · 3 - 6 Months
Skills you'll gain: Apache Kafka, Data Loss Prevention, Performance Tuning, System Monitoring, Prometheus (Software), Scalability, Real Time Data, Grafana, Process Optimization, Distributed Computing, System Configuration, Command-Line Interface, Content Strategy
Intermediate · Course · 1 - 4 Weeks

University of Pennsylvania
Skills you'll gain: Generative AI, Big Data, Machine Learning Algorithms, Generative Adversarial Networks (GANs), Machine Learning, Customer Data Management, Autoencoders, Artificial Intelligence, Deep Learning, Model Evaluation, Algorithms, Process Optimization, Data Analysis, Artificial Neural Networks
Mixed · Course · 1 - 3 Months

Skills you'll gain: Operational Analysis, Box Plots, Performance Analysis, Team Performance Management, Collaborative Software, Performance Metric, Performance Measurement, Collaboration, Data-Driven Decision-Making, Data Visualization, Analysis, Report Writing, Key Performance Indicators (KPIs), Business Metrics, Data Presentation, Test Tools, Virtual Teams, Communication Systems
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Google Ads, Google Analytics, Marketing Analytics, Data Integration, Web Analytics, Data Access
Beginner · Course · 1 - 4 Weeks

University of Virginia
Skills you'll gain: Digital Transformation, Business Transformation, Product Lifecycle Management, Technology Strategies, Competitive Analysis, Corporate Strategy, Business Strategy, Strategic Thinking, Business Economics, Emerging Technologies, Technology Roadmaps, Market Dynamics, Change Management, Innovation
Beginner · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Diversity and Inclusion, Workplace inclusivity, Diversity Equity and Inclusion Initiatives, Diversity Training, People Management, Growth Mindedness, Diversity Awareness, Team Management, Team Leadership, Organizational Leadership, Diversity Programs, Leadership, Open Mindset, Social Justice, Leadership Studies, Empowerment, Personal Development, Self-Awareness, Human Resource Policies, Organizational Change
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Korea Advanced Institute of Science and Technology(KAIST)
Skills you'll gain: New Product Development, Supply Chain, Supply Chain Management, Supply Chain Planning, Quality Management, Logistics Management, Supplier Management, Inventory Management System, Corporate Sustainability, Coordination, Value Propositions, Operational Efficiency, Continuous Improvement Process, Consumer Behaviour
Mixed · Course · 1 - 3 Months

Skills you'll gain: Azure DevOps Pipelines, Azure DevOps, Application Lifecycle Management, Agile Project Management, CI/CD, Continuous Deployment, Continuous Integration, Infrastructure as Code (IaC), Version Control, Agile Methodology, DevOps, Test Automation, Sprint Planning, Release Management, User Story, Software Quality Assurance
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Swift Programming, Mobile Development, Apple iOS, Apple Xcode, Application Development, UI Components, Data Persistence, User Interface (UI), Debugging, User Interface (UI) Design, Data Structures, Data Modeling, Animations
Beginner · Course · 3 - 6 Months

Skills you'll gain: QuickBooks (Accounting Software), Vendor Management, Ledgers (Accounting), Accounting Software, Inventory and Warehousing, Payroll Processing, Financial Reporting, Business Reporting, Customer Data Management, Management Reporting, Financial Analysis, Payroll, Billing & Invoicing, Sales Management, Project Accounting, Small Business Accounting, Accounting Systems, Business Software, Business, Business Analysis
Beginner · Specialization · 3 - 6 Months