JavaScript courses can help you learn programming fundamentals, DOM manipulation, asynchronous programming, and event-driven development. You can build skills in debugging, working with APIs, and creating interactive web applications. Many courses introduce tools like Node.js for server-side development, React for building user interfaces, and Git for version control, showing how these skills come together in real-world projects.

Skills you'll gain: React Redux, React.js, Frontend Performance, Full-Stack Web Development, Unit Testing, Performance Tuning, JavaScript Frameworks, Frontend Integration, Code Reusability, Software Testing, Server Side, Software Design Patterns, UI Components, Data Validation, User Interface (UI)
Intermediate · Course · 1 - 3 Months

Skills you'll gain: COBOL (Programming Language), Prompt Patterns, Prompt Engineering, Code Review, Code Reusability, Application Lifecycle Management, CI/CD, Agentic systems, Software Technical Review
Intermediate · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Microsoft Copilot, C# (Programming Language), ASP.NET, .NET Framework, Application Programming Interface (API), API Design, Restful API, Cloud API, Back-End Web Development, Middleware, Application Frameworks, OpenAI, Software Architecture, JSON, Secure Coding, Dependency Analysis, Performance Tuning, Debugging
Beginner · Course · 1 - 3 Months

Skills you'll gain: Full-Stack Web Development, Node.JS, Frontend Integration, Cloud Deployment, Application Deployment, JavaScript Frameworks, Web Applications, Web Development, Angular, Cloud Applications, Memory Management, MongoDB, Authentications, Real Time Data, Frontend Performance, Database Development, Development Environment, API Design
Intermediate · Course · 1 - 3 Months

Skills you'll gain: React Native, Application Deployment, Animations, OpenAI API, Mobile Development, UI Components, LLM Application, Apple iOS, User Interface (UI), Android Development, Hugging Face, Cross Platform Development, Mobile Development Tools, iOS Development, TypeScript, JavaScript Frameworks, Command-Line Interface, Javascript, Authentications
Advanced · Course · 1 - 3 Months

John Wiley & Sons
Skills you'll gain: Threat Modeling, Secure Coding, Application Security, DevSecOps, Open Web Application Security Project (OWASP), Cybersecurity, Security Testing, Mobile Security, Software Development Life Cycle, Cryptographic Protocols, Security Controls, Computer Security, Vulnerability Assessments, Continuous Monitoring, Vulnerability Management, Computer Programming, C and C++, Java Programming, Python Programming, C (Programming Language)
Intermediate · Specialization · 3 - 6 Months

Microsoft
Skills you'll gain: Role-Based Access Control (RBAC), Authentications, Secure Coding, Microsoft Copilot, Data Security, ASP.NET, Encryption, Back-End Web Development, Data Encryption Standard, Authorization (Computing), Data Storage, Identity and Access Management, JSON, Application Security, Application Programming Interface (API), Debugging
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, Email Automation, Prompt Patterns, AI Workflows, AI Integrations, JSON, Token Optimization, OpenAI API, Google Gemini, Gmail, Anthropic Claude, OpenAI, Automation, Generative AI, Automation Engineering, Large Language Modeling, No-Code Development, API Design, Natural Language Processing, Webhook Security
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Node.JS, Postman API Platform, MongoDB, API Testing, JavaScript Frameworks, Server Side, Back-End Web Development, Data Validation, Application Programming Interface (API), Web Development, Web Applications, Databases, Javascript, Application Development, Restful API, Email Automation, Middleware, Cloud Applications, Development Environment, Role-Based Access Control (RBAC)
Beginner · Course · 1 - 3 Months

Skills you'll gain: Amazon S3, Amazon Web Services, Cloud Hosting, Version Control, Software Versioning, Web Language, Application Deployment, Cloud Storage, Web Applications, Web Design and Development, Cloud Deployment, Serverless Computing, Public Cloud, Web Presence
Beginner · Guided Project · Less Than 2 Hours

Infosec
Skills you'll gain: Application Security, Secure Coding, Package and Software Management, Node.JS, Vulnerability Management, Javascript, Dependency Analysis, Vulnerability Assessments, Exploitation techniques
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: API Testing, Unit Testing, Node.JS, Hardening, Application Performance Management, Authentications, Software Testing, System Monitoring, Secure Coding, Performance Tuning, Back-End Web Development, Postman API Platform, Application Programming Interface (API), Server Side, Application Deployment, Security Testing, Web Development Tools, JSON, MongoDB, GitHub
Advanced · Course · 1 - 4 Weeks