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), Web Applications, Back-End Web Development, Expense Management, Application Development, Database Application, Data Visualization, Business Process Automation, Chart.js, Python Programming, Data Modeling, Data Security, GitHub, Javascript, Git (Version Control System)
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Apache Kafka, Command-Line Interface, Apache, Data Pipelines, Java, Enterprise Application Management, Real Time Data, Distributed Computing, Performance Tuning
Intermediate · Course · 3 - 6 Months

Skills you'll gain: React.js, Cascading Style Sheets (CSS), JavaScript Frameworks, UI Components, Restful API, Web Applications, Web Development Tools, Web Development, Javascript, Application Development, Computer Programming
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: JUnit, Spring Framework, Spring Boot, Java, Apache Maven, Hibernate (Java), Unit Testing, Gradle, Microservices, Application Programming Interface (API), Google Cloud Platform, Simple Object Access Protocol (SOAP), Application Deployment, Development Environment, Cloud Deployment, OAuth, YAML, Restful API, Load Balancing, Configuration Management
Intermediate · Specialization · 3 - 6 Months

Board Infinity
Skills you'll gain: React.js, Responsive Web Design, Front-End Web Development, Bootstrap (Front-End Framework), JavaScript Frameworks, UI Components, Javascript, HTML and CSS, Web Applications, Event-Driven Programming, Web Development, User Interface (UI)
Intermediate · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Application Security, Open Web Application Security Project (OWASP), Secure Coding, Package and Software Management, Node.JS, Vulnerability Management, Javascript, Vulnerability Assessments
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Version Control, GitLab, Continuous Integration, Software Versioning, CI/CD, Git (Version Control System), Software Development Tools, Javascript
Beginner · Guided Project · Less Than 2 Hours
Skills you'll gain: Model Evaluation, Model Deployment, Decision Tree Learning, Data Preprocessing, Classification Algorithms, Predictive Modeling, Random Forest Algorithm, Applied Machine Learning, Java, Program Evaluation, Machine Learning, Feature Engineering, Algorithms, Program Implementation, Business Development
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: React.js, JavaScript Frameworks, Front-End Web Development, Javascript, Web Development Tools, UI Components, Programming Principles
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Angular, JavaScript Frameworks, Model View Controller, Javascript, Web Development Tools, Web Development, Software Development
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: JSON, Javascript, Ajax, JavaScript Frameworks, Web Development Tools, Software Testing, Frontend Performance, Event-Driven Programming, Hypertext Markup Language (HTML), Web Servers, Data Validation, Data Structures
Beginner · Course · 1 - 3 Months

Scrimba
Skills you'll gain: Javascript, Frontend Performance, Web Development Tools, Application Programming Interface (API)
Intermediate · Course · 1 - 4 Weeks