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.
Coursera
Skills you'll gain: JUnit, MLOps (Machine Learning Operations), CI/CD, Continuous Integration, Jenkins, Test Automation, Unit Testing, Continuous Deployment, Devops Tools, DevOps, Development Testing, Debugging, Code Coverage, Test Engineering, Data Pipelines
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Identity and Access Management, Cloud Hosting, Cloud Infrastructure, Cloud Services, Cloud Solutions, User Provisioning, Authorization (Computing), Web Servers, Role-Based Access Control (RBAC), Cloud Storage, Database Management Systems, Databases, Database Management, Scalability, Performance Tuning
Intermediate · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Object Oriented Programming (OOP), Java, File I/O, Algorithms, Java Programming, Object Oriented Design, Data Structures, Encryption, Computer Programming, Software Engineering, Cryptography, Data Store, File Management, Data Import/Export, Web Applications
Beginner · Course · 1 - 3 Months

Skills you'll gain: Stored Procedure, Object-Relational Mapping, SQL, Database Management, Relational Databases, .NET Framework, Query Languages, Databases, ASP.NET, Data Modeling, C# (Programming Language), Performance Tuning, Data Migration, Microsoft Visual Studio, Development Environment
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Microsoft Azure, Data Processing, Database Theory, Databases, Data Store, Database Systems, Database Management Systems, Cloud Services, Data Storage, Database Management, Relational Databases, Query Languages, NoSQL, Data Management, Cloud Computing, Data Analysis, Data Visualization Software
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Apache Maven, File I/O, Build Tools, Data Import/Export, Object Oriented Programming (OOP), JSON, Java Programming, Debugging, Object Oriented Design, JUnit, Code Reusability, Software Documentation, Programming Principles, Data Structures, File Systems, Computer Programming, Web Services, File Management, Java, Computer Science
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Data Structures, Java Programming, Java, Theoretical Computer Science, Programming Principles, Algorithms
Intermediate · Course · 1 - 4 Weeks

Universidad de Palermo
Skills you'll gain: Object Oriented Design, Object Oriented Programming (OOP), Java, Java Programming, Computer Programming, Programming Principles, Code Reusability
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Java Programming, Java, Performance Tuning, Spring Framework, System Programming, Application Performance Management, Algorithms, JUnit, OS Process Management, Application Frameworks, Programming Principles, Spring Boot, Scalability
Beginner · Course · 1 - 3 Months

Skills you'll gain: Unreal Engine, Animation and Game Design, Animations, UI Components, Development Environment
Intermediate · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Java Programming, Java, Computer Programming, Debugging, Program Development, Algorithms, Data Import/Export, Statistical Programming, Data Access, Software Documentation, File I/O
Beginner · Course · 1 - 3 Months

Skills you'll gain: Exploratory Data Analysis, Model Optimization, Model Training, Applied Machine Learning, Predictive Modeling, Decision Tree Learning, Data Analysis, Regression Analysis, Classification Algorithms, Supervised Learning, Machine Learning Algorithms, Data Wrangling, Model Evaluation, Data Preprocessing, Statistical Machine Learning, Feature Engineering
Intermediate · Course · 1 - 3 Months