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.

Johns Hopkins University
Skills you'll gain: Apache Hadoop, File Systems, Big Data, Data Infrastructure, Java, Data Structures, File Management, Systems Architecture, Data Processing, Distributed Computing, Data Storage, Development Environment, Scalability
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: TypeScript, Web Development Tools, Debugging, Javascript, Integrated Development Environments, Software Development
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Backlogs, Business Workflow Analysis, Issue Tracking, Project Controls, Project Performance, Root Cause Analysis, Performance Metric, Data-Driven Decision-Making, Automation, Process Analysis, Process Design, Performance Measurement, Automation Engineering
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Performing Arts, Liberal Arts, Storytelling, Creativity, Community Outreach, Community and Social Work, European History
Beginner · Course · 1 - 3 Months

Skills you'll gain: Real Time Data, Model Deployment, Anomaly Detection, Artificial Intelligence and Machine Learning (AI/ML), Telecommunications, Tensorflow, Deep Learning, Artificial Intelligence, Emerging Technologies, Network Performance Management, Generative AI, Generative AI Agents, Wireless Networks, Computer Networking, Network Architecture, Responsible AI, Digital Communications, Network Protocols, System Design and Implementation, Communication
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Immunology, Molecular Biology, Physiology, Cell Biology, Biology, Biochemistry
Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Social Network Analysis, Network Analysis, Data Analysis, Exploratory Data Analysis, Analytics, Statistical Analysis, Social Sciences, Behavioral Economics, Research, Data Collection, Sociology, Data Transformation, Persuasive Communication, Application Programming Interface (API), Media and Communications, Substance Abuse, Psychology
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Keyword Research, Search Engine Optimization, Web Analytics and SEO, Search Engine Marketing, Research, Competitive Intelligence, Digital Marketing, Content Creation, Content Performance Analysis, Data-Driven Decision-Making, Content Strategy, Content Marketing, Marketing Analytics, Digital Content, Web Analytics, AI Enablement, Workflow Management, Generative AI, Content Management, Analytics
Intermediate · Specialization · 1 - 3 Months

American Council on Exercise
Skills you'll gain: Health And Wellness Coaching, Kinesiology, Coaching, Exercise Science, Motivational Interviewing, Patient Education And Counseling, Empowerment, Gynecology, Sports Medicine, Physiology, Diversity Awareness, Empathy, Anatomy, Endocrinology
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Sales Pipelines, Closing (Sales), Sales Process, Prospecting and Qualification, Negotiation, Sales Training, Sales Strategy, Customer Analysis, Sales Enablement, Marketing Analytics, Customer Relationship Management (CRM) Software, Account Management, Customer Success Management, Data-Driven Decision-Making
Beginner · Course · 1 - 4 Weeks
Amazon Web Services
Skills you'll gain: Responsible AI, Amazon Bedrock, AWS SageMaker, AI Enablement, Model Deployment, Artificial Intelligence and Machine Learning (AI/ML), Artificial Intelligence, LLM Application, Large Language Modeling, Machine Learning
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Validation, Dashboard, Marketing Automation, Data Integrity, Verification And Validation, Workflow Management, Marketing Analytics, Data Maintenance, Data Quality, Automation, Reconciliation, Data Governance, Marketing, Key Performance Indicators (KPIs), Stakeholder Communications, Performance Metric
Beginner · Course · 1 - 4 Weeks