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.

Johns Hopkins University
Skills you'll gain: Political Sciences, Policy Analysis, Social Justice, Social Sciences, Public Policies, Game Theory, Demography, Logical Reasoning, Applied Mathematics
Mixed · Course · 1 - 3 Months

Skills you'll gain: Hardening, Linux Administration, System Monitoring, Linux Commands, Performance Tuning, Linux, Systems Administration, File Management, Network Troubleshooting, Unix Commands, Debugging, Service Management, User Accounts, OS Process Management
Advanced · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: PySpark, Databricks, Data Pipelines, Apache Spark, MLOps (Machine Learning Operations), Apache Hadoop, Big Data, Data Warehousing, Data Quality, Data Integration, Data Processing, Database Architecture and Administration, DevOps, Distributed Computing, Data Transformation, SQL, Python Programming
Advanced · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Sprint Planning, Sprint Retrospectives, Agile Methodology, Backlogs, Agile Project Management, Estimation, Capacity Planning, Project Estimation, Meeting Facilitation, User Story, Dependency Analysis, Goal Setting, Capacity Management, Cross-Functional Team Leadership, Prioritization, Collaboration, Stakeholder Management, Team Building, Risk Mitigation
Beginner · Course · 1 - 4 Weeks

Dubai College of Tourism
Skills you'll gain: Revenue Management, Loyalty Programs, Forecasting, Market Dynamics, Hospitality Management, Revenue Forecasting, Marketing Channel, Cost Control, Cost Management, Customer Demand Planning, Hotel Operations, Data-Driven Decision-Making, Market Analysis, Data Analysis
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Computer Graphics, 3D Modeling, 3D Assets, Visualization (Computer Graphics), Art History, Image Quality, Performance Tuning, Design, Aesthetics
Intermediate · Course · 3 - 6 Months

IE Business School
Skills you'll gain: Financial Analysis, Financial Statement Analysis, Working Capital, Financial Statements, Cash Management, Cash Flows, Business Metrics, Financial Acumen, Business Acumen, Business, Accounting, Financial Accounting, Finance
Intermediate · Course · 1 - 4 Weeks

University of Pennsylvania
Skills you'll gain: Statistical Machine Learning, Data Preprocessing, Model Evaluation, PyTorch (Machine Learning Library), Statistical Methods, Probability, Probability & Statistics, Sampling (Statistics), Logistic Regression, Deep Learning, Probability Distribution, Supervised Learning, Statistics, Machine Learning Methods, Machine Learning, Agentic systems, Artificial Intelligence, Artificial Neural Networks, Algorithms, Python Programming
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Algorithms, Computer Hardware, Cryptography, Python Programming, Computer Programming, Emerging Technologies, Theoretical Computer Science, Simulation and Simulation Software, Linear Algebra
Beginner · Course · 1 - 3 Months

Skills you'll gain: Routing Protocols, Command-Line Interface, Open Shortest Path First (OSPF), Network Monitoring, Virtual Local Area Network (VLAN), Border Gateway Protocol, Network Routing, Wireless Networks, Network Administration, Network Infrastructure, Local Area Networks, Event Monitoring, Network Switches, Network Troubleshooting, Network Protocols, Network Routers, TCP/IP, Network Architecture, Network Security, Service Level
Intermediate · Course · 3 - 6 Months

Microsoft
Skills you'll gain: Sales Enablement, Calendar Management, Sales Process, Business Process Automation, Microsoft Copilot, Automation, Microsoft 365, Microsoft Teams, Sales Management, AI Enablement, Workflow Management, Scheduling, Continuous Improvement Process, Data Security, Quality Control
Advanced · Course · 1 - 4 Weeks

Brightline Initiative
Skills you'll gain: Strategic Leadership, Organizational Strategy, Plan Execution, Strategic Thinking, Gap Analysis, Business Leadership, Business Strategy, Leadership, Organizational Change, Business Consulting, Case Studies, Change Management
Intermediate · Course · 1 - 3 Months