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 California, Santa Cruz
Skills you'll gain: C++ (Programming Language), Go (Programming Language), File I/O, Data Structures, Object Oriented Programming (OOP), Software Design Patterns, Debugging, Computer Programming, Unit Testing, Programming Principles, Algorithms, C (Programming Language), Integrated Development Environments, Graph Theory, Software Testing, Artificial Intelligence, Integration Testing, Software Design, System Design and Implementation, Game Design
Intermediate · Specialization · 3 - 6 Months

Universiteit Leiden
Skills you'll gain: Court Systems, Legal Proceedings, Adjudication, Legal Strategy, Criminal Investigation and Forensics, International Relations, Appeals, Case Law, Policty Analysis, Research, and Development, Case Studies, Child Development
Mixed · Course · 1 - 3 Months

Skills you'll gain: Project Management, Risk Management, Project Planning, Agile Project Management, Cost Management, Project Management Office (PMO), Scope Management, Team Leadership, Project Estimation, Earned Value Management, Requirements Management, Organizational Structure, Scheduling, Quality Management, Microsoft Excel
Beginner · Course · 1 - 4 Weeks

Automatic Data Processing, Inc. (ADP)
Skills you'll gain: Recruitment, Job Analysis, Consultative Approaches, Market Research, Recruitment Strategies, Talent Acquisition, Marketing Materials, Talent Sourcing, Compensation Management, Needs Assessment, Competitive Analysis, Branding
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Copywriting, ChatGPT, Lead Generation, Social Media Content, Digital Publishing, Sales Process, Web Content, Sales Development, Marketing Materials, Content Creation, Digital Content, Advertising, Email Marketing, Prompt Engineering, Entrepreneurship, Persona Development
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: MySQL, Business Intelligence, Role-Based Access Control (RBAC), SQL, Relational Databases, Data Presentation, Data Visualization Software, Database Management, Databases, Data Access, Query Languages, Data Transformation, Performance Tuning
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Open Web Application Security Project (OWASP), Vulnerability Assessments, Application Security, Vulnerability Management, Secure Coding, Hardening, Security Controls, Cybersecurity, Authorization (Computing), Cryptography, System Configuration, Encryption
Intermediate · Course · 1 - 3 Months
Skills you'll gain: Model Deployment, Generative AI, Transfer Learning, Kubernetes, Containerization, Docker (Software), Cloud Infrastructure, Scalability, Prompt Engineering, MLOps (Machine Learning Operations), AI Orchestration, Large Language Modeling, AI Security, Performance Tuning, Continuous Deployment, Continuous Monitoring, Development Environment, Process Optimization, Automation, Job Evaluation
Intermediate · Course · 1 - 3 Months

Rice University
Skills you'll gain: Mindfulness, Compassion, Personal Development, Self-Awareness, Empathy, Interpersonal Communications, Communication, Social Impact, Mental Concentration, Stress Management, Creativity
Beginner · Course · 1 - 3 Months

Skills you'll gain: Test Automation, Test Case, Selenium (Software), Software Testing, Test Tools, Maintainability, Test Data, Debugging, Configuration Management
Advanced · Guided Project · Less Than 2 Hours
Skills you'll gain: Credit Risk, Financial Analysis, Financial Statement Analysis, Financial Modeling, Cash Flows, Lending and Underwriting, Portfolio Risk, Financial Management, Investments, Risk Analysis, Corporate Finance, Market Data, Return On Investment, Business Valuation, Data Modeling, Case Studies, Excel Formulas, Business Analytics
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Continuous Integration, Test Automation, Authentications, CI/CD, Test Script Development, API Testing, Software Testing, Unit Testing, Behavior-Driven Development, Web Development Tools, Test Case, GitHub, User Interface (UI)
Intermediate · Course · 3 - 6 Months