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.

Skills you'll gain: PostgreSQL, Relational Databases, Java, Java Platform Enterprise Edition (J2EE), Systems Development, Application Servers, Database Design, Databases, Application Design, Back-End Web Development, Web Applications, Business Logic, Secure Coding, Data Validation, Payment Systems, Document Management, Authentications, Verification And Validation, File Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Identity and Access Management, Google Cloud Platform, Cloud Infrastructure, Infrastructure As A Service (IaaS), Cloud Computing, Cloud Services, Data Storage Technologies, Cloud Storage, Security Management, System Monitoring, NoSQL, Encryption, SQL, Scalability
Intermediate · Course · 1 - 3 Months

Universidad Nacional Autónoma de México
Skills you'll gain: Energy and Utilities, Materials science, Manufacturing Processes, Process Engineering, Chemical Engineering, Radiation Protection, Engineering Calculations, Chemistry, Environment and Resource Management, Natural Resource Management
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Organizational Development, Talent Recruitment, Virtual Teams, Human Resources Information System (HRIS), Workforce Development, Organizational Change
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Selenium (Software), Object Oriented Programming (OOP), Eclipse (Software), Java, Java Programming, JUnit, HTML and CSS, Test Automation, Software Testing, Test Script Development, Integrated Development Environments, Test Data, Test Tools, Browser Compatibility, Computer Programming, Web Development, Programming Principles, Test Case, Software Design, Development Environment
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Web Servers, Single Sign-On (SSO), Configuration Management
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Cucumber (Software), API Testing, Gherkin (Scripting Language), Behavior-Driven Development, JSON, Restful API, Apache Maven, Test Tools, Test Case, JUnit, Test Script Development, Security Testing, Test Automation, Authentications, Application Programming Interface (API), Test Data, Scalability, Java Programming, Software Testing, Java
Beginner · Specialization · 1 - 3 Months

Universidad Nacional Autónoma de México
Skills you'll gain: Radiation Protection, Waste Minimization, Energy and Utilities, Chemical Engineering, Materials science, Environmental Engineering, Engineering Calculations, Safety Standards, Chemistry
Intermediate · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Java, Object Oriented Programming (OOP), Education Software and Technology, Computer Programming, Digital pedagogy, Program Development, Debugging, Data Structures
Beginner · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Prompt Engineering, Google Cloud Platform, Cloud Infrastructure, Kubernetes, Generative AI, Infrastructure As A Service (IaaS), Cloud Storage, Identity and Access Management, Cloud Computing, Virtual Machines, Containerization, Application Development, Virtual Networking, Serverless Computing, Load Balancing, Scalability
Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Import/Export, Data Analysis, Exploratory Data Analysis, Java, Data Processing, Data Manipulation, Java Programming, Statistics
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Real Time Data, Transaction Processing, Application Development, .NET Framework, Data Access, C# (Programming Language), Performance Tuning, Programming Principles, System Implementation
Intermediate · Guided Project · Less Than 2 Hours