First aid courses can help you learn how to recognize common emergencies, understand basic response principles, and communicate effectively with trained professionals. You can build skills in identifying signs of illness or injury, assessing situations safely, and applying general preparedness concepts. Many courses introduce frameworks, scenario-based learning, and tools that support building confidence in responding to unexpected events.

Skills you'll gain: Unit Testing, JUnit, Integration Testing, Restful API, Development Testing, Software Testing, Test Tools, Web Services, Hibernate (Java), Business Logic
Intermediate · Course · 1 - 4 Weeks

University of Virginia
Skills you'll gain: Design and Product, Model View Controller, Debugging, Software Design, User Interface and User Experience (UI/UX) Design, User Interface (UI), UI Components, Web Applications, Algorithms, Web Design and Development, JSON, Program Development, User Story, Javascript, Automation, Hypertext Markup Language (HTML), Data Structures
Beginner · Course · 1 - 4 Weeks

Skillshare
Skills you'll gain: Photo Editing, Photography, Image Quality, Post-Production, Editing, Color Matching
Beginner · Course · 1 - 3 Months

Skills you'll gain: Exploit development, Penetration Testing, Cybersecurity, Exploitation techniques, Ansible, Incident Response, Intrusion Detection and Prevention, Devops Tools, Cloud Deployment, Infrastructure as Code (IaC), Cloud Platforms, Cloud Technologies, Terraform, Cloud Computing, Cloud Infrastructure, Virtualization, Virtual Machines, Amazon Web Services, Linux, Scalability
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Full-Stack Web Development, Responsive Web Design, Email Automation, Order Management, UI Components, Payment Processing, Data Validation, Order Processing, User Interface (UI) Design, Web Design and Development, Search Engine Optimization, Web Applications, JavaScript Frameworks, Authentications, React.js, E-Commerce, Order Delivery, Web Analytics and SEO, PostgreSQL, Credit/Debit Card Processing
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Vulnerability, Penetration Testing, Vulnerability Assessments, Vulnerability Scanning, Cyber Operations, Network Security, Distributed Denial-Of-Service (DDoS) Attacks, System Configuration, Data Security, Cybersecurity, Cyber Attacks, Linux, Bash (Scripting Language), Virtual Machines, Proxy Servers, Scripting, Linux Commands, Scripting Languages, Python Programming
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Financial Reporting, International Financial Reporting Standards, Reconciliation, Financial Accounting, Accounting Records, Bookkeeping, Financial Statements, Accruals, Accounting, General Accounting, Cash Flows
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Full-Stack Web Development, Responsive Web Design, UI Components, Data Validation, User Interface (UI) Design, JavaScript Frameworks, Authentications, PostgreSQL, Web Applications, Database Development, React.js, Object-Relational Mapping, Secure Coding, Development Environment, Databases, Application Deployment, Data Modeling
Intermediate · Course · 1 - 3 Months

Skills you'll gain: z/OS, Mainframe Computing, Computer Architecture, Mainframe Technologies, System Programming, Computational Logic, Programming Principles, Computer Programming, Computer Science, Job Control Language (JCL)
Intermediate · Course · 1 - 3 Months

Skills you'll gain: People Development, Growth Mindedness, Organizational Development, Resourcefulness, Willingness To Learn, AI Enablement, Lifelong Learning, Training and Development, Personal Development, Meditation & Breathwork, Open Mindset, Leadership Development, Process Development, Mindfulness
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Business Correspondence, Business Writing, Intercultural Competence, Cultural Sensitivity, Business Communication, Target Audience, Writing, Professionalism, Communication, Request For Quotation (RFQ), Procurement, Concision, Internal Communications, Stakeholder Communications
Beginner · Course · 1 - 4 Weeks

John Wiley & Sons
Skills you'll gain: Cyber Threat Intelligence, Incident Response, Computer Security Incident Management, Security Management, Security Controls, Incident Management, Business Continuity Planning, Threat Management, Risk Management, Threat Detection, Risk Management Framework, Disaster Recovery, Cybersecurity, Security Testing, Cyber Security Strategy, IT Security Architecture, Security Strategy, Compliance Management, Security Awareness, Business Continuity
Intermediate · Specialization · 1 - 3 Months