Apache Spark courses can help you learn data processing, real-time analytics, machine learning basics, and big data management. You can build skills in distributed computing, data transformation, and creating data pipelines. Many courses introduce tools like Spark SQL, MLlib for machine learning, and GraphX for graph processing, showing how these skills are applied to analyze large datasets and optimize data workflows.

Skills you'll gain: JUnit, Apache Maven, Unit Testing, Spring Framework, Spring Boot, Restful API, Software Testing, Test Case, Gradle, API Design, Software Development Tools, Integration Testing, JSON, Authentications
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Selenium (Software), Test Automation, Browser Compatibility, Java Programming, Java, Software Testing, Javascript, Eclipse (Software), Apache Maven, Development Environment, Object Oriented Programming (OOP), Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), Software Installation, System Configuration
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Cucumber (Software), Behavior-Driven Development, Selenium (Software), Gherkin (Scripting Language), Test Automation, JUnit, Apache Maven, Test Case, Scenario Testing, Test Execution Engine, User Story, Java Programming, Maintainability
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Software Documentation, Java, Back-End Web Development, Application Programming Interface (API), Application Deployment, Databases
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Apache Maven, Jenkins, Apache Tomcat, Application Deployment, Java, DevOps, Amazon Web Services, CI/CD, Amazon Elastic Compute Cloud, Git (Version Control System)
Beginner · Course · 1 - 3 Months

Skills you'll gain: Writing, Storytelling, Copywriting, Persuasive Communication, Facebook, Business Writing, Content Creation, Social Media Content, Social Media, Drive Engagement, Social Media Campaigns, AI Product Strategy, Prompt Engineering Tools
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: CI/CD, Integration Testing, Continuous Integration, Docker (Software), Java, Containerization, Software Design Patterns, Development Testing, Microservices, Object Oriented Design
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Apache Kafka, Real Time Data, Data Pipelines, JSON, Java, Docker (Software), Software Versioning
Intermediate · Course · 3 - 6 Months

Skills you'll gain: IntelliJ IDEA, Object Oriented Design, Debugging, Software Design, User Interface (UI), Apache Maven, Design Thinking, Object Oriented Programming (OOP), Program Development, Integrated Development Environments, Build Tools, Software Development Tools, Eclipse (Software), Data Validation, Version Control, Software Development, Data Import/Export, Programming Principles, Java, Kotlin
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Process Flow Diagrams, Ideation, Brainstorming, Cooperation, Teamwork, Creativity, Data Visualization, Creative Thinking, Organizational Skills, Productivity
Beginner · Guided Project · Less Than 2 Hours

EDUCBA
Skills you'll gain: IntelliJ IDEA, Apache Maven, Integrated Development Environments, Build Tools, Software Development Tools, Version Control, Git (Version Control System), Development Environment, Program Development, Computer Graphics, Debugging, Scripting Languages, Visualization (Computer Graphics), Databases, Relational Databases
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: JUnit, Apache Maven, Model View Controller, Unit Testing, Spring Boot, Restful API, Software Testing, Object-Relational Mapping, Java, Full-Stack Web Development, Back-End Web Development, Integration Testing, Web Applications, Front-End Web Development, Data Store, Application Security
Mixed · Course · 1 - 4 Weeks