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.

Skills you'll gain: Apache Hadoop, Apache Hive, Extract, Transform, Load, Data Pipelines, Data Import/Export, Data Migration, Data Integration, MySQL, SQL, Relational Databases, Data Processing, Data Validation
Beginner · Course · 1 - 4 Weeks

Packt
Skills you'll gain: IntelliJ IDEA, Apache Maven, Integrated Development Environments, Version Control, Unit Testing, Eclipse (Software), Development Environment, Software Development Tools, Debugging, Git (Version Control System), Java, Application Development, Node.JS
Intermediate · Course · 1 - 3 Months

Alex Genadinik
Skills you'll gain: Prompt Engineering, Debugging, Claude Code, Responsible AI, Verification And Validation, ChatGPT, Artificial Intelligence, Development Testing, Software Testing
Mixed · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Health Informatics, Digital Transformation, Health Technology, Public Health, Medical Privacy, Health Systems, Health Care, Data Governance, Interoperability, Artificial Intelligence
Beginner · Course · 1 - 3 Months

Skills you'll gain: Browser Compatibility, Performance Testing, Security Testing, Integration Testing, System Testing, API Testing, Development Environment, Software Testing, User Acceptance Testing (UAT), Acceptance Testing, Test Tools, Application Security, Test Automation, Responsive Web Design, Vulnerability Scanning, Web Applications, Docker (Software), User Interface (UI), Python Programming
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Canva (Software), Social Media Content, Content Creation, Social Media Marketing, Style Guides, Digital Design, Graphic Design, Video Production, Content Development and Management, Graphic and Visual Design, Digital Media Strategy, Marketing Effectiveness, Brand Management, Marketing Analytics, Web Analytics, Video Editing, Content Performance Analysis, Drive Engagement, Key Performance Indicators (KPIs), Performance Measurement
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Swift Programming, Apple iOS, iOS Development, Software Design Patterns, Object Oriented Programming (OOP), Maintainability, Data Modeling, Application Design, Programming Principles, Testability, User Interface (UI)
Beginner · Course · 1 - 4 Weeks

AI CERTs
Skills you'll gain: Risking, Digital Transformation, Fraud detection, Financial Forecasting, AI Enablement, FinTech, Responsible AI, Finance, Budget Management, Investment Management, Financial Services, Artificial Intelligence, Data-Driven Decision-Making, Budgeting, Emerging Technologies, Business Ethics, Portfolio Management, Business Transformation, Predictive Analytics, Generative AI
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Marketing Budgets, Digital Media Strategy, Media Strategy, Professional Networking, Content Strategy, Promotional Strategies, Branding, Marketing Analytics, Brand Strategy, Brand Awareness, Budget Management, Marketing Design, Customer Engagement, Content Marketing, Target Audience, Digital Marketing, Marketing Strategies, Trend Analysis, Social Media Strategy, Customer Analysis
Beginner · Specialization · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: Large Language Modeling, Prompt Engineering, Artificial Intelligence, Jupyter, Python Programming, Data Analysis, AI Enablement, Application Development, Scripting, Programming Principles, Automation, Application Programming Interface (API), Debugging, Data Structures
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Test Driven Development (TDD), Unit Testing, Test Script Development, Behavior-Driven Development, API Testing, Code Coverage, Software Testing, Test Automation, Test Tools, Test Planning, Test Case, Maintainability, Software Quality Assurance, Application Programming Interface (API), Mockups, Python Programming
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Model Deployment, Generative AI, Performance Tuning, Model Evaluation, Cross Platform Development, PyTorch (Machine Learning Library), Cloud Deployment, Applied Machine Learning, Application Performance Management, Development Environment, Hardware Architecture
Intermediate · Course · 1 - 4 Weeks