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.

Duke University
Skills you'll gain: NumPy, Data Structures, Data Analysis, Object Oriented Programming (OOP), Exploratory Data Analysis, Image Analysis, Data Science, Data Transformation, Data Manipulation, Big Data, Performance Tuning, Python Programming, Data Import/Export
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Data Lakes, Data Warehousing, Data Architecture, Data Governance, Data Infrastructure, Google Cloud Platform, Metadata Management, Cloud Storage, Data Storage, Data Management, Data Integration, Data Storage Technologies, Big Data, Advanced Analytics, Operational Databases, Data Security
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Model Evaluation, Keras (Neural Network Library), Deep Learning, Convolutional Neural Networks, Image Analysis, Tensorflow, Computer Vision, Transfer Learning, Applied Machine Learning, Machine Learning, Data Preprocessing, Python Programming
Intermediate · Guided Project · Less Than 2 Hours

University of Rochester
Skills you'll gain: Health Disparities, Social Determinants Of Health, Health Equity, Community Health, Public Health, Public Health and Disease Prevention, Health Systems, Community Outreach, Data Collection, Research, Program Evaluation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Performance marketing, Google Ads, Media Buying, Digital Advertising, Advertising, Generative AI Agents, Data Ethics, Campaign Management, Paid media, Marketing Automation, AI Personalization, Automation, AI Enablement, Content Creation, Analytics
Intermediate · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Java, Pedagogy, Debugging, Object Oriented Programming (OOP), Computer Programming, Computational Thinking, Cultural Responsiveness, Digital pedagogy
Beginner · Course · 1 - 3 Months

Northeastern University
Skills you'll gain: Statistical Hypothesis Testing, Statistical Inference, Sampling (Statistics), Statistical Reporting, Statistical Methods, Probability & Statistics, Statistical Analysis, Experimentation, Data Analysis, Data Presentation, Estimation
Mixed · Course · 1 - 3 Months

Skills you'll gain: Microsoft Excel, Spreadsheet Software, Real Time Data
Beginner · Guided Project · Less Than 2 Hours

Simplilearn
Skills you'll gain: Backlogs, Scrum (Software Development), Sprint Retrospectives, Sprint Planning, Agile Methodology, Agile Project Management, User Story, Product Management, Meeting Facilitation, Team Leadership
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Relational Databases, Database Design, Transact-SQL, Data Visualization, Microsoft SQL Servers, Power BI, Databases, Database Management, Data Visualization Software, SQL, Data Preprocessing, Data Management, Data Integrity, Data Modeling, Data Manipulation, Data Transformation, Data Import/Export
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Security Information and Event Management (SIEM), Cyber Risk, Cyber Security Policies, Data Security, Personally Identifiable Information, Email Security, Cyber Threat Intelligence, Cybersecurity, Data Loss Prevention, Threat Detection, Information Privacy, Event Monitoring, Incident Response, Automation
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Apple iOS, Apple Xcode, Swift Programming, Mobile Development, User Interface (UI), UI Components, Model View Controller, Application Development, Responsive Web Design, Storyboarding
Intermediate · Course · 1 - 4 Weeks