
EDUCBA
Skills you'll gain: Model View Controller, Java Platform Enterprise Edition (J2EE), Back-End Web Development, Server Side, Data Access, Apache Tomcat, Application Servers, Relational Databases, Databases, Java, Web Servers, SQL, Authentications, Web Applications, Secure Coding, Software Design Patterns, Data Persistence, Context Management
Intermediate · Course · 1 - 3 Months

Scrimba
Skills you'll gain: HTML and CSS, Mobile Development, ChatGPT, GitHub, Front-End Web Development, Javascript, Application Deployment, Web Development, Responsive Web Design, Video Game Development, Application Development, Cascading Style Sheets (CSS), Computer Programming, Database Application, Machine Learning
Beginner · Course · 1 - 3 Months

EDUCBA
Skills you'll gain: Ajax, Web Design, Java Platform Enterprise Edition (J2EE), Cascading Style Sheets (CSS), Web Applications, Scripting, Javascript and jQuery, Web Development, Java, Hypertext Markup Language (HTML), Middleware, Model View Controller, Hibernate (Java), Service Oriented Architecture
Intermediate · Course · 1 - 3 Months

Rice University
Skills you'll gain: Dataflow, Java, Distributed Computing, Programming Principles, Application Frameworks, Algorithms, Performance Tuning, Functional Design, Computer Science
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Retrieval-Augmented Generation, Model Context Protocol, Agentic Workflows, Prompt Engineering, Anthropic Claude, AI Orchestration, Application Programming Interface (API), Prompt Patterns, Restful API, Prompt Engineering Tools, LLM Application, JSON, Generative AI Agents, Tool Calling, Generative AI, Artificial Intelligence, Agentic systems, Automation, Scalability, Servers
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Model Context Protocol, Claude Code, Vibe coding, Microsoft Copilot, AI Workflows, Anthropic Claude, Tool Calling, GitHub, Context Management, Web Development, Real Time Data, Debugging, AI Security, Artificial Intelligence and Machine Learning (AI/ML), Servers, Prompt Engineering, Application Development, Video Game Development, Generative AI, Software Engineering
Beginner · Specialization · 3 - 6 Months

LearnKartS
Skills you'll gain: JUnit, File I/O, Java Programming, Object Oriented Programming (OOP), Java, Unit Testing, Program Development, Maintainability, Software Development, Secure Coding, Software Testing, Programming Principles, Computer Programming, Test Case, Application Development, Application Design, Debugging, Mathematical Software, Solution Design, Design Strategies
Beginner · Specialization · 1 - 3 Months

Board Infinity
Skills you'll gain: Continuous Integration, Debugging, Software Development Tools, Software Engineering Tools, Performance Tuning, Performance Testing
Intermediate · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Debugging, Object Oriented Programming (OOP), Java, Teaching, Programming Principles, Program Development, Pedagogy, Computer Programming, Integrated Development Environments, Computational Thinking, Education Software and Technology, Cultural Responsiveness, Digital pedagogy, Test Case, Computational Logic, Pseudocode, Algorithms, Data Structures
Beginner · Specialization · 3 - 6 Months

MathWorks
Skills you'll gain: Image Analysis, Matlab, Computer Vision, Medical Imaging
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Regression Testing, Debugging, Unit Testing, Test Case, Code Review, Root Cause Analysis
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Eclipse (Software), Java, Java Programming, Functional Design
Intermediate · Guided Project · Less Than 2 Hours