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.

Siemens
Skills you'll gain: Design Software, Data Import/Export, User Experience, Engineering Software, Technical Design, 3D Assets, Graphical Tools
Beginner · Course · 1 - 3 Months

Alex Genadinik
Skills you'll gain: Overcoming Objections, Marketing Psychology, Target Audience, Market Research, Active Listening, Rapport Building, Closing (Sales), B2B Sales, Sales Strategy, Price Negotiation, Selling Techniques, Contract Negotiation, Marketing, Sales, Innovation, Content Performance Analysis, Social Media Content, Sales Prospecting, Marketing Strategies, Marketing Communications
Beginner · Specialization · 3 - 6 Months

SkillsBooster Academy
Skills you'll gain: Prompt Engineering, Presentations, Marketing Automation, Generative AI, Content Creation, Generative AI Agents, Marketing Design, Brand Management, Brand Strategy, Multimedia, Strategic Marketing, Data Visualization, Brand Awareness, Visual Design, Interactive Data Visualization, Artificial Intelligence and Machine Learning (AI/ML), Video Editing, Persona Development, Digital Marketing, Responsible AI
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Application Lifecycle Management, User Interface (UI) Design, Data Validation, Data Management
Beginner · Course · 1 - 3 Months

Rutgers the State University of New Jersey
Skills you'll gain: Competitive Intelligence, Demand Planning, Strategic Sourcing, Competitive Analysis, Customer Demand Planning, Data Storytelling, Procurement, Supplier Management, Supply Chain, Regression Analysis, Supplier Performance Management, Inventory Control, Business Analytics, Data Collection, Supply Management, Supply Chain Management, Business Intelligence, Materials Management, Strategic Decision-Making, Data Analysis
Beginner · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Spatial Data Analysis, Geographic Information Systems, Geospatial Information and Technology, Data Analysis, Image Analysis, Data Processing, Data Preprocessing, NumPy, Data Validation, Metadata Management, Data Collection, Data Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Kubernetes, Amazon Web Services, Prometheus (Software), Microservices, Identity and Access Management, Cloud-Native Computing, Application Deployment, Data Storage, Load Balancing, Cloud Computing Architecture, Grafana, Scalability, Microarchitecture
Intermediate · Course · 1 - 3 Months

University of Copenhagen
Skills you'll gain: Sustainable Development, Environmental Science, Corporate Sustainability, Social Impact, Environmental Resource Management, Environmental Policy, Research, Climate Change Mitigation, Policy Analysis, Economics, Governance
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: PHP (Scripting Language), File I/O, Web Applications, Usability, Information Architecture, Responsive Web Design, Hypertext Markup Language (HTML), Front-End Web Development, MySQL, Web Design and Development, User Experience Design, Browser Compatibility, User Interface (UI), HTML and CSS, Verification And Validation, User Interface (UI) Design, Server Side, Semantic Web, Back-End Web Development, Javascript
Beginner · Specialization · 1 - 3 Months

Packt
Skills you'll gain: Secure Coding, API Testing, Application Programming Interface (API), Security Testing, Open Web Application Security Project (OWASP), Penetration Testing, Application Security, Restful API, Authentications, Personally Identifiable Information, Brute-force attacks, Security Engineering, Threat Modeling, Distributed Denial-Of-Service (DDoS) Attacks, Vulnerability Assessments, Exploitation techniques, Data Security, Business Logic, Authorization (Computing), Cybersecurity
Intermediate · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Failure Analysis, Engineering Practices, Biomedical Engineering, Ethical Standards And Conduct, Social Impact, Engineering, Case Studies, Civil Engineering, Software Engineering, Safety Assurance
Beginner · Course · 1 - 4 Weeks

Intermediate · Course · 1 - 3 Months