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.

Coursera
Skills you'll gain: Model Deployment, Containerization, Application Deployment, MLOps (Machine Learning Operations), AI Orchestration, Docker (Software), Kubernetes, AI Workflows, Distributed Computing, Cloud Computing, Scalability, Cloud Infrastructure
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: API Testing, Test Automation, Test Case, Test Execution Engine, Application Programming Interface (API), Regression Testing, System Monitoring, Restful API, Continuous Integration, Scenario Testing, Debugging, Continuous Delivery, Jenkins, CI/CD, Test Data, Azure DevOps, Query Languages, Data Validation
Advanced · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: React.js, Responsive Web Design, Front-End Web Development, Bootstrap (Front-End Framework), JavaScript Frameworks, UI Components, Javascript, HTML and CSS, Web Applications, Event-Driven Programming, Web Development, User Interface (UI)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cybersecurity, Endpoint Security, Network Security, Cyber Attacks, Encryption, Information Systems Security, Application Security, Cyber Security Policies, Penetration Testing, Data Security, Computer Security Awareness Training, Firewall, Cryptography, Security Controls, Threat Modeling, Intrusion Detection and Prevention, Security Awareness, Mobile Security, Malware Protection, Authentications
Beginner · Course · 1 - 3 Months

Skills you'll gain: Secure Coding, Data Validation, Business Logic, .NET Framework, Relational Databases, Databases, Database Design, C# (Programming Language), Order Management Systems, System Testing, User Interface (UI), Event-Driven Programming, Systems Development, Debugging, Data Access, Microsoft SQL Servers, Application Development, Microsoft Visual Studio, SQL, User Interface (UI) Design
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Web Analytics and SEO, Data Storytelling, Analytics, Statistical Methods, Statistical Analysis, Performance Reporting
Beginner · Course · 1 - 4 Weeks

Arizona State University
Skills you'll gain: Learning Strategies, Productivity, Human Learning, Willingness To Learn, Mental Concentration, Creativity, Time Management, Stress Management, Problem Solving, Self-Awareness, Persistence
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Email Marketing, Paid media, Target Audience, Data Storytelling, Social Media Marketing, Social Media Strategy, Content Creation, Search Engine Optimization, Marketing Budgets, Order Fulfillment, Media Planning, Search Engine Marketing, Google Ads, Social Media Management, Customer Retention, Customer Relationship Management, E-Commerce, Performance marketing, Email Automation, Marketing
Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Embedded Software, Embedded Systems, Pseudocode, Hardware Architecture, Computer Architecture, Software Design, Software Design Patterns, Systems Design, Systems Integration, Programming Principles, Event-Driven Programming, Program Development, Real Time Data, Peripheral Devices
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Consultative Selling, Sales Prospecting, Personal Development, Sales Operations, Sales Management, Sales Training, Communication, User Research, Mentorship, Negotiation, Persona Development, Process Optimization, B2B Sales, Interpersonal Communications, Customer Analysis, Employee Coaching, Forecasting, Self-Awareness, Customer Relationship Management (CRM) Software, Account Management
Beginner · Specialization · 1 - 3 Months

University of Maryland, College Park
Skills you'll gain: Cyber Risk, Cyber Security Policies, Security Management, Cybersecurity, Risk Management, Cyber Security Strategy, Cyber Attacks, Threat Modeling, Telecommunications, Computer Security Awareness Training, Enterprise Security, General Networking, Exploitation techniques, Public Safety and National Security, Exploit development, Governance, Political Sciences
Beginner · Course · 1 - 3 Months

Copenhagen Business School
Skills you'll gain: Consumer Behaviour, Marketing Psychology, Decision Making, Brand Management, Human Learning, Customer Insights, Market Research, Business Ethics, Marketing, Advertising, Ethical Standards And Conduct, Psychology, Data Collection
Beginner · Course · 1 - 3 Months