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.

Universidad de Palermo
Skills you'll gain: Eclipse (Software), Object Oriented Programming (OOP), Java, Integrated Development Environments, Data Structures, Java Programming, File I/O, Computer Programming, Algorithms, Development Environment, Debugging
Beginner · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Generative AI, Generative Model Architectures, MLOps (Machine Learning Operations), Generative Adversarial Networks (GANs), Model Deployment, Microsoft Azure, PyTorch (Machine Learning Library), Image Analysis, Deep Learning, Model Evaluation, Tensorflow, Data Pipelines, Prototyping, Image Quality, Time Series Analysis and Forecasting, Forecasting
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: AutoCAD, Architectural Drawing, 3D Modeling, Technical Drawing, Engineering Drawings, Visualization (Computer Graphics), Computer-Aided Design, 3D Assets, Drafting and Engineering Design, Architectural Design, Building Design, AutoCAD Civil 3D, As-Built Drawings, Computer Graphics, Design Software, User Interface (UI)
Beginner · Specialization · 1 - 3 Months

Coursera
Skills you'll gain: Backlogs, Sprint Retrospectives, Agile Project Management, Sprint Planning, Agile Methodology, Team Building, Project Management, Team Management, Project Management Life Cycle, Cross-Functional Collaboration, Case Studies, Prioritization, Continuous Improvement Process, Product Development, Communication
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Angular, Command-Line Interface
Beginner · Course · 3 - 6 Months

Skills you'll gain: WordPress, Development Environment, Content Management Systems, Data Management, PHP (Scripting Language), Database Development, Information Architecture, Application Security, Data Validation
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Sales Pipelines, Overcoming Objections, Sales Management, Sales Process, Team Motivation, Performance Analysis, Team Performance Management, Sales Training, Sales, Dashboard, Business Ethics, Customer Relationship Management, Team Management, Business Technologies, Business Process Automation, Real Time Data, Cross-Channel Marketing, Forecasting, Compliance Management
Beginner · Course · 1 - 4 Weeks

Rice University
Skills you'll gain: Dataflow, Java, Distributed Computing, Programming Principles, Application Frameworks, Algorithms, Performance Tuning, Functional Design, Computer Science
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Unit Testing, JUnit, Test Case, Testability, Software Testing, Software Development, Software Engineering, Java Programming, Java
Beginner · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: Object Oriented Programming (OOP), Java, Object Oriented Design, Java Programming
Intermediate · Guided Project · Less Than 2 Hours

Rice University
Skills you'll gain: Apache Kafka, Apache Spark, Apache Hadoop, Distributed Computing, Java, Software Architecture, Systems Architecture, Programming Principles, Scala Programming, Servers, Algorithms
Intermediate · Course · 1 - 3 Months

SkillUp
Skills you'll gain: Hibernate (Java), Object-Relational Mapping, Spring Boot, Restful API, Java, NoSQL, Database Development, SQL, Databases, Database Design, Application Frameworks, Java Programming, Data Access, Database Management, Relational Databases, Back-End Web Development, Software Development
Intermediate · Course · 1 - 4 Weeks