Skills you'll gain: Embedded Software, C (Programming Language), Embedded Systems, Debugging, Peripheral Devices, Integrated Development Environments, Computer Programming Tools, Development Environment, System Programming, Electronics, Software Development Tools, Hardware Architecture, Data Structures, Electronic Hardware, Microarchitecture, Programming Principles, Performance Tuning, Computer Architecture, Control Systems, Computer Programming
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Responsive Web Design, No-Code Development, Web Design, Content Management, Web Design and Development, Web Content, Web Development
Beginner · Guided Project · Less Than 2 Hours

LearnQuest
Skills you'll gain: JUnit, Test Driven Development (TDD), Unit Testing, Test Case, Software Testing, Mockups, Eclipse (Software), Test Data, Development Testing, Test Automation, Test Execution Engine, Integrated Development Environments, Test Script Development, Testability, Java
Intermediate · Specialization · 1 - 3 Months
Codio
Skills you'll gain: Apache Maven, JSON, JUnit, Java Programming, Java, Restful API, Integrated Development Environments, Programming Principles, Data Structures, Object Oriented Programming (OOP), Network Protocols, Unit Testing, Style Guides
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Back-End Web Development, Full-Stack Web Development
Beginner · Course · 1 - 4 Weeks

Vanderbilt University
Skills you'll gain: Generative AI Agents, Java, Agentic systems, AI Workflows, Generative AI, LLM Application, Tool Calling, OpenAI API, Application Development, Prompt Engineering, Debugging
Beginner · Course · 1 - 3 Months

Skills you'll gain: Role-Based Access Control (RBAC), Postman API Platform, Authentications, API Testing, Authorization (Computing), Restful API, Secure Coding, Java Programming, Application Design, Spring Boot, User Accounts, API Design
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Portfolio Management, Financial Trading, Data Visualization Software, Dataflow, UI Components
Intermediate · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: React Redux, React.js, JavaScript Frameworks, Javascript, Web Development Tools, Middleware, Web Development
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Frontend Integration, Javascript and jQuery, Front-End Web Development, Application Programming Interface (API), Event-Driven Programming, Development Environment
Beginner · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: Spring Framework, Spring Boot
Intermediate · Course · 1 - 3 Months

Skills you'll gain: React.js, Bootstrap (Front-End Framework), Web Applications, UI Components, Full-Stack Web Development, Web Development Tools, Authentications, Front-End Web Development, HTML and CSS, Cascading Style Sheets (CSS), Authorization (Computing), Application Programming Interface (API), User Interface (UI), Javascript, Microsoft Azure, Network Routing, Event-Driven Programming, User Interface (UI) Design, Data Validation, Debugging
Intermediate · Specialization · 3 - 6 Months