Core Java courses can help you learn object-oriented programming, exception handling, multithreading, and Java Collections. 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.

Pearson
Skills you'll gain: Continuous Delivery, CI/CD, Continuous Deployment, DevOps, Organizational Change, Culture Transformation, Continuous Integration, Application Deployment, Devops Tools, Cloud Deployment, Infrastructure as Code (IaC), YAML, Software Development, IT Automation, Continuous Improvement Process, Configuration Management, Scripting
Advanced · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Exploratory Data Analysis, R Programming, Data Manipulation, Statistical Programming, Data Analysis, File Management, Integrated Development Environments, Programming Principles, Data Science, Data Structures, Computer Programming
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Terraform, Infrastructure as Code (IaC), Amazon Web Services, Cloud Infrastructure, Cloud Computing, Multi-Cloud, Microsoft Azure, Google Cloud Platform, Command-Line Interface, Version Control
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Spring Framework, Web Applications, Java Platform Enterprise Edition (J2EE), Java, Authentications, Application Development, Software Design, Database Design, Model View Controller, Databases, Object Oriented Programming (OOP), Hypertext Markup Language (HTML)
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Cloud Applications, Cloud Development, Application Deployment, Cloud Deployment, Google Cloud Platform, Application Performance Management, Infrastructure as Code (IaC), Development Environment, Performance Tuning, Containerization, System Monitoring, Debugging, Computer Programming
Intermediate · Course · 1 - 3 Months

Amazon Web Services
Skills you'll gain: Amazon Web Services, Amazon S3, Amazon CloudWatch
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Unix Shell, Unix Commands, Shell Script, Bash (Scripting Language), Unix, Command-Line Interface, Linux Commands, Scripting, Linux, System Monitoring, File Management, System Programming, OS Process Management
Intermediate · Course · 1 - 4 Weeks

SkillUp
Skills you'll gain: Responsible AI, Data Ethics, AI Security, Business Ethics, Personally Identifiable Information, Artificial Intelligence, Ethical Standards And Conduct, Human Resource Policies, Data Security, Information Privacy, Data Governance, Productivity Software, Accountability, Risk Control, Risk Analysis, Continuous Monitoring
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Deepseek, Model Deployment, AI Enablement, Responsible AI, LLM Application, Generative Model Architectures, AI Product Strategy, AI Workflows, Application Deployment, Model Evaluation, Prompt Engineering, Cost Benefit Analysis, Automation, Integration Testing, Process Optimization, Program Evaluation
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: GitHub, Git (Version Control System), Version Control, Collaborative Software, Software Versioning, Software Development Tools
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Persistence, Object Oriented Programming (OOP), Javascript, Web Applications, Application Programming Interface (API), Programming Principles, JSON, User Interface (UI), Interactive Design, Front-End Web Development, Event-Driven Programming, Responsive Web Design, Debugging
Beginner · Course · 1 - 3 Months

Skills you'll gain: Scrum (Software Development), Agile Project Management, Sprint Planning, Agile Methodology, Backlogs, Jira (Software), User Story, Sprint Retrospectives, Project Risk Management, Case Studies, Microsoft Teams, ChatGPT, Continuous Improvement Process
Intermediate · Course · 3 - 6 Months