Java courses can help you learn object-oriented programming, data structures, exception handling, and multithreading concepts. You can build skills in writing efficient algorithms, debugging code, and developing user interfaces. Many courses introduce tools like Eclipse and IntelliJ IDEA, which are commonly used for coding and testing Java applications, along with frameworks such as Spring and Hibernate that facilitate web development and database management.

Skills you'll gain: Django (Web Framework), Blogs, User Accounts, Data Sharing, Web Applications, Authentications, Full-Stack Web Development, OAuth, Javascript, Social Media, Redis, Secure Coding, Ajax, Object-Relational Mapping, Restful API, Data Modeling
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Apache Kafka, Real Time Data, Data Pipelines, Apache Spark, Scala Programming, Spring Boot, Java Programming, Development Environment, Apache, JSON, Data Processing, Data Integration, Live Streaming, Data Transformation, Solution Design, Query Languages, Performance Tuning, Software Architecture, Data Validation
Beginner · Specialization · 1 - 3 Months
Skills you'll gain: Data Structures, Feature Engineering, MLOps (Machine Learning Operations), Java Programming, Java, Performance Tuning, Data Processing, Applied Machine Learning, System Monitoring, Scalability, Performance Analysis, Memory Management, Benchmarking, Graph Theory, Program Implementation
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Webhook Security, AI Integrations, Generative AI Agents, Application Programming Interface (API), AI Workflows, Agentic Workflows, API Design, Restful API, AI Orchestration, OpenAI API, Web Scraping, Prompt Engineering, Scripting Languages, No-Code Development, Google Gemini, Javascript, Automation, Authentications, Large Language Modeling, Cybersecurity
Beginner · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: Java, Object Oriented Programming (OOP), Data Structures, Java Programming, Object Oriented Design, Event-Driven Programming, Computer Programming, Application Design, Programming Principles, Application Development, File I/O, User Interface (UI), User Interface (UI) Design, Development Environment, Software Development
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: GitHub, Version Control, API Testing, Authentications, Software Versioning, Test Tools, Test Script Development, Test Case, Eclipse (Software), Verification And Validation, Extensible Markup Language (XML), Software Installation
Intermediate · Course · 3 - 6 Months

The Hong Kong University of Science and Technology
Skills you'll gain: Server Side, Restful API, Ajax, Node.JS, Web Applications, Web Servers, Web Development, Back-End Web Development, Model View Controller, Javascript, PHP (Scripting Language), Application Programming Interface (API), Authentications, JSON, Hypertext Markup Language (HTML), Software Architecture, Real Time Data, Data Storage
Intermediate · Course · 1 - 3 Months

Skills you'll gain: UI Components, .NET Framework, ASP.NET, C# (Programming Language), Web Components, Web Frameworks, Code Reusability, Frontend Integration, Application Frameworks, Web Applications, User Interface (UI), Javascript, Event-Driven Programming, Server Side
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Apache Cassandra, Operational Databases, Query Languages, Database Development, Data Maintenance, Data Modeling, Java Programming, Enterprise Application Management, Data Manipulation, Back-End Web Development, Distributed Computing, Data Access, Full-Stack Web Development, Database Management, Transaction Processing, Program Development, Business Logic, Performance Tuning, Data Integrity, Data Management
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: OAuth, Microservices, Spring Framework, Spring Boot, Containerization, Application Deployment, Apache Kafka, Development Testing, Software Testing, Docker (Software), Kubernetes, Unit Testing, Authentications, Integration Testing, Data Access, Software Architecture, Secure Coding, Restful API, Java Programming, Java
Intermediate · Course · 1 - 3 Months

Skills you'll gain: SonarQube, Role-Based Access Control (RBAC), Code Review, Maintainability, Continuous Integration, Software Quality Assurance, Software Quality (SQA/SQC), Software Technical Review, CI/CD, Apache Maven, GitHub, PostgreSQL, Programming Principles, Software Engineering, Software Development, Git (Version Control System), Building Codes, Software Installation
Beginner · Course · 1 - 4 Weeks

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