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: Database Administration, Database Architecture and Administration, Relational Databases, Database Management, Apache Airflow, Operational Databases, PostgreSQL, MySQL, Data Warehousing, Data Pipelines, Extract, Transform, Load, Database Design, SQL, Performance Tuning, Disaster Recovery, Data Security, Data Transformation
Advanced · Course · 1 - 3 Months

Skills you'll gain: Linux Administration, Linux Servers, Cloud Infrastructure, Cloud Computing, Linux, Ubuntu, Operating System Administration, Infrastructure As A Service (IaaS), Scalability, Cloud Security, Servers, Web Servers, Apache, Firewall, PHP (Scripting Language)
Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Data Warehousing, Apache Hadoop, Distributed Computing, Scalability, Transaction Processing, Database Systems, Database Design, Database Management Systems, Relational Databases, Database Architecture and Administration, Database Management, Cloud Computing, Query Languages, Big Data, Databases, Data Processing, Machine Learning, SQL, Data Access, Performance Tuning
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: JUnit, Apache Maven, Spring Framework, Spring Boot, Model View Controller, Unit Testing, Microservices, Application Development, Redis, Restful API, YAML, Java, Java Programming, MongoDB, Application Deployment, Application Design, NoSQL, Ajax, Hibernate (Java), Software Testing
Beginner · Specialization · 3 - 6 Months

Packt
Skills you'll gain: Ansible, Devops Tools, Containerization, Docker (Software), Artifactory, Kubernetes, Prometheus (Software), Apache Maven, GitHub, CI/CD, DevOps, Continuous Integration, Version Control, Application Deployment, Software Development Tools, Build Tools, Continuous Deployment, Grafana, Application Performance Management, Continuous Delivery
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Selenium (Software), Java, File Management, Cascading Style Sheets (CSS), Extensible Markup Language (XML), Test Automation, Web Scraping, Apache, Web Development Tools, Data Import/Export, Verification And Validation
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Import/Export, Apache Airflow, Cloud Storage, Data Migration, Google Cloud Platform, Data Pipelines, Configuration Management
Intermediate · Project · Less Than 2 Hours

Whizlabs
Skills you'll gain: Amazon DynamoDB, Amazon Redshift, Databases, Database Architecture and Administration, Relational Databases, Apache Cassandra, NoSQL, Amazon S3, Data Warehousing, SQL, Redis, Data Analysis Expressions (DAX)
Intermediate · Course · 1 - 4 Weeks

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: Gherkin (Scripting Language), Debugging, Integration Testing, Software Design Patterns, Test Data, Scripting, Web Development Tools, Data Structures, Automation, SQL, Cascading Style Sheets (CSS), MySQL, Hypertext Markup Language (HTML)
Intermediate · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Responsible AI, Generative AI Agents, Data Ethics, Healthcare Industry Knowledge, Automation, Clinical Informatics, Health Care Administration, Health Informatics, Artificial Intelligence, Predictive Modeling, Innovation, Health Technology, System Implementation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Jenkins, Selenium (Software), GitHub, Git (Version Control System), Performance Testing, Continuous Integration, CI/CD, Apache Maven, Version Control, Test Automation, Browser Compatibility, Test Tools, Object Oriented Programming (OOP), Test Data, Integration Testing, Java Programming, Java, Test Case, Unit Testing, Software Testing
Beginner · Specialization · 3 - 6 Months