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.

Automatic Data Processing, Inc. (ADP)
Skills you'll gain: Talent Pipelining, Talent Sourcing, Recruitment, Talent Acquisition, Recruitment Strategies, Talent Management, Strategic Sourcing, Professional Networking, Interviewing Skills, LinkedIn, Market Research, Communication
Beginner · Course · 1 - 4 Weeks
University of Colorado Boulder
Skills you'll gain: Generative AI, Responsible AI, Ethical Standards And Conduct, Healthcare Ethics, Workforce Planning, Information Privacy, Information Technology, Robotic Process Automation, Large Language Modeling, Energy and Utilities
Beginner · Course · 1 - 3 Months

Skills you'll gain: Security Information and Event Management (SIEM), Cloud Security, Cyber Security Policies, Microsoft Azure, Identity and Access Management, Cybersecurity, Malware Protection, Network Security, Distributed Denial-Of-Service (DDoS) Attacks, Threat Management, Firewall, Security Controls, Endpoint Security, Threat Detection, Virtual Machines, Encryption, Event Management
Beginner · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Identity and Access Management, Network Monitoring, Google Cloud Platform, Virtual Private Networks (VPN), General Networking, Network Troubleshooting, Virtual Local Area Network (VLAN), Network Security, Network Architecture, Network Routing, Cloud Computing, Cloud Security, Firewall, Key Management, Load Balancing, Cloud Storage, DevOps, Encryption, Automation
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Data Mining, Anomaly Detection, Unsupervised Learning, Data Warehousing, Data Pipelines, Data Processing, Supervised Learning, Data Integration, Data Modeling, Data Cleansing, Big Data, Data Science, Machine Learning Algorithms, Data Transformation, Exploratory Data Analysis, Classification And Regression Tree (CART), Data Quality, Analysis, Data Analysis, Data Presentation
Build toward a degree
Intermediate · Specialization · 1 - 3 Months

The Hong Kong University of Science and Technology
Skills you'll gain: Acceptance Testing, Software Development Methodologies, Configuration Management, Debugging, Software Development Life Cycle, Software Testing, Software Engineering, Unified Modeling Language, Integration Testing, User Acceptance Testing (UAT), Unit Testing, System Implementation, Secure Coding, Test Case, Requirements Analysis, Agile Methodology, Project Management
Intermediate · Course · 1 - 3 Months

SkillUp
Skills you'll gain: Personally Identifiable Information, Cybersecurity, General Data Protection Regulation (GDPR), Information Privacy, Data Security, Threat Detection, Data Loss Prevention, Incident Response, Data Governance, Law, Regulation, and Compliance, Data Management, Data Storage, Data Integrity, Data Ethics, Regulation and Legal Compliance
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Payment Systems, Financial Trading, Generally Accepted Accounting Principles (GAAP), Accounting Systems, Financial Reporting, Derivatives
Beginner · Course · 1 - 3 Months

Banco Interamericano de Desarrollo
Skills you'll gain: Failure Analysis, Risk Analysis, Risk Modeling, Risk Management, Project Risk Management, Analysis, Climate Change Adaptation, Data Analysis Software, Simulation and Simulation Software, Qualitative Research, Resilience
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Storyboarding, Wireframing, Information Architecture, Figma (Design Software), User Story, User Experience Design, User Centered Design, Prototyping, User Interface and User Experience (UI/UX) Design, Usability, Mockups, Persona (User Experience), User Flows
Beginner · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Windows Servers, Authorization (Computing), Microsoft Windows, Authentications, Operating System Administration, User Accounts, Group Policy, Microsoft Servers, Security Controls, Enterprise Security, Active Directory, Identity and Access Management, Servers, Computer Security, System Configuration, Encryption
Beginner · Course · 1 - 3 Months

Skills you'll gain: Shell Script, Bash (Scripting Language), User Accounts, Linux Administration, Linux, Operating System Administration, File Systems, Performance Tuning, Systems Administration, Scripting, File Management, Scripting Languages, Unix Commands, Data Storage, Command-Line Interface, Operating Systems, System Monitoring, Dataflow
Intermediate · Course · 1 - 4 Weeks