Java Spring courses can help you learn web application development, dependency injection, RESTful services, and security practices. You can build skills in managing application contexts, configuring data sources, and implementing microservices architectures. Many courses introduce tools like Spring Boot for rapid application setup, Spring MVC for handling web requests, and Spring Data for database interactions, allowing you to effectively create and manage robust applications.

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

Johns Hopkins University
Skills you'll gain: Javascript, Ajax, JSON, Web Applications, Web Development, Scripting, Hypertext Markup Language (HTML), Object Oriented Programming (OOP), Event-Driven Programming, Web Services, Prototyping, Network Protocols
Mixed · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: JUnit, Unit Testing, Software Testing, Development Testing, Java, Test Case, Integration Testing, Test Automation, Test Driven Development (TDD), Code Coverage
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: TypeScript, Data Structures, Javascript
Intermediate · Guided Project · Less Than 2 Hours

LearnKartS
Skills you'll gain: Git (Version Control System), Version Control, Integrated Development Environments, Eclipse (Software), Application Lifecycle Management, Release Management, Collaborative Software, Code Review
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Apache Hadoop, Big Data, Apache Hive, Apache Spark, NoSQL, Data Infrastructure, File Systems, Data Processing, Data Management, Analytics, Data Science, SQL, Query Languages, Data Manipulation, Java, Data Structures, Distributed Computing, Scripting Languages, Data Transformation, Performance Tuning
Intermediate · Specialization · 3 - 6 Months

Board Infinity
Skills you'll gain: Responsive Web Design, Restful API, User Interface (UI) Design, Application Programming Interface (API), Web Development Tools, Database Design, HTML and CSS, User Interface and User Experience (UI/UX) Design, API Design, Front-End Web Development, MongoDB, Javascript, Postman API Platform, Bootstrap (Front-End Framework), React.js, Database Management, OAuth, Authentications, Relational Databases, Software Documentation
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Data Validation, Hypertext Markup Language (HTML), Verification And Validation, Javascript, Web Applications
Intermediate · Guided Project · Less Than 2 Hours

Scrimba
Skills you'll gain: React.js, Routing Protocols, JavaScript Frameworks, Web Content Accessibility Guidelines, Front-End Web Development, UI Components, Performance Tuning, Debugging, Javascript, Software Design Patterns, Real Time Data, Authentications
Advanced · Course · 1 - 3 Months

Skills you'll gain: Jenkins, CI/CD, Apache Tomcat, Apache Maven, Docker (Software), Continuous Integration, Application Lifecycle Management, Shell Script, Continuous Deployment, Application Deployment, Devops Tools, Application Servers, DevOps, Continuous Delivery, Git (Version Control System)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Git (Version Control System), Selenium (Software), Version Control, GitHub, Jenkins, Continuous Integration, CI/CD, Test Automation, Browser Compatibility, Test Data, Java, SQL, MySQL
Intermediate · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: Data Storage Technologies, Network Monitoring, File Management
Intermediate · Course · 1 - 4 Weeks