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.

Google Cloud
Skills you'll gain: CI/CD, Apache Airflow, MLOps (Machine Learning Operations), Data Pipelines, Tensorflow, Kubernetes, Metadata Management, Model Deployment, AI Orchestration, Model Evaluation, Containerization
Advanced · Course · 1 - 3 Months

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

Skills you'll gain: Cucumber (Software), Selenium (Software), Apache Maven, Object Oriented Programming (OOP), Behavior-Driven Development, Jenkins, Test Tools, Test Automation, Java Programming, CI/CD, Application Frameworks, Test Script Development, Software Design Patterns
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Spring Framework, JUnit, Restful API, Spring Boot, Unit Testing, Java, Hibernate (Java), Web Services, Apache Maven, Databases, Web Applications, Gradle, Object Oriented Programming (OOP), Eclipse (Software), Software Design Patterns, Dependency Analysis
Beginner · Course · 3 - 6 Months

Simplilearn
Skills you'll gain: API Testing, Performance Testing, Test Script Development, Application Programming Interface (API), Test Tools, Software Testing, Test Planning, Simulations, Scalability
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: JUnit, Spring Framework, Spring Boot, Java, Apache Maven, Hibernate (Java), Unit Testing, Gradle, Microservices, Object-Relational Mapping, Software Testing, Testability, Restful API
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Jenkins, Ansible, Devops Tools, Continuous Deployment, Software Development Tools, Configuration Management, Infrastructure as Code (IaC), Version Control
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Operational Databases, NoSQL, Real Time Data, Scalability, Database Design, Application Deployment, Data Infrastructure, Big Data, Data Manipulation, Performance Tuning, Data Modeling, Distributed Computing, Data Storage Technologies
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Email Security, File Management, Control Panels, Web Analytics and SEO, MySQL, Apache, Cloud Hosting, Public Key Infrastructure, User Accounts, Data Security, Encryption, Database Management, Web Servers, Email Automation, System Configuration, PHP (Scripting Language), Server Administration, Performance Tuning, Content Management, Data Storage
Beginner · Specialization · 1 - 3 Months

Packt
Skills you'll gain: Vulnerability Scanning, Cyber Security Assessment, Active Directory, Web Applications, Brute-force attacks, Microsoft Windows, Cryptographic Protocols, Bash (Scripting Language), Command-Line Interface, Shell Script, Apache Tomcat, Scripting, Microsoft SQL Servers
Intermediate · Course · 1 - 3 Months

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

Skills you'll gain: Ubuntu, Operating System Administration, TCP/IP, Security Controls, Service Management, File Management, SQL
Intermediate · Course · 1 - 3 Months