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.

JetBrains
Skills you'll gain: Large Language Modeling, Generative AI Agents, Software Development Tools, IntelliJ IDEA, Artificial Intelligence, AI Product Strategy, AI Workflows, Artificial Intelligence and Machine Learning (AI/ML), Integrated Development Environments, Agentic systems, Software Development, Generative AI, Software Development Life Cycle
Beginner · Course · 1 - 3 Months

Skills you'll gain: Responsive Web Design, Cascading Style Sheets (CSS), Web Applications, Javascript, Web Development Tools, Restful API, Application Programming Interface (API), Real Time Data, Software Development
Intermediate · Course · 1 - 4 Weeks

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

Skills you'll gain: Design Software, Graphic and Visual Design Software
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Instagram, Social Media Content, Content Strategy, Social Media, Video Production, Content Creation, Workflow Management, Drive Engagement, Ideation, Target Audience
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: 3D Modeling, Unreal Engine, 3D Assets, Computer Graphics, Animation and Game Design, Simulations
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Embedded Systems, C (Programming Language), Embedded Software, Data Structures, Programming Principles, Data Management, Performance Tuning, Software Development
Intermediate · Guided Project · Less Than 2 Hours

Board Infinity
Skills you'll gain: Apple iOS, Swift Programming, Apple Xcode, Mobile Development, User Interface (UI), User Interface (UI) Design, Debugging, Data Persistence, Data Management, Programming Principles, Application Programming Interface (API), Data Storage, Authentications
Beginner · Course · 1 - 4 Weeks

KodeKloud
Skills you'll gain: Cloud Engineering, Site Reliability Engineering, Amazon Elastic Compute Cloud, Amazon CloudWatch, Cloud-Native Computing, Kubernetes, Continuous Delivery, AWS Identity and Access Management (IAM), Infrastructure as Code (IaC), System Monitoring, Serverless Computing, Performance Testing, Scenario Testing
Beginner · Course · 1 - 3 Months

Skills you'll gain: Sprint Retrospectives, Backlogs, Agile Methodology, Agile Product Development, Continuous Improvement Process, Team Management, Meeting Facilitation, Prioritization, Cross-Functional Collaboration
Beginner · Course · 1 - 3 Months

Skills you'll gain: Adobe After Effects, Motion Graphics, Animations, Video Editing, Post-Production, Media Production
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: jQuery, Javascript and jQuery, Event-Driven Programming, Web Development Tools, UI Components, HTML and CSS, Javascript, Web Applications, Data Validation, Animations
Beginner · Course · 1 - 3 Months