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.

Instituto Tecnológico de Aeronáutica
Skills you'll gain: Model View Controller, Selenium (Software), Web Applications, Java, Java Programming, Data Access, Java Platform Enterprise Edition (J2EE), Agile Methodology, Web Development, Integration Testing, Software Testing, Agile Software Development, Test Automation, Functional Testing, Software Design Patterns
Intermediate · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Debugging, Bioinformatics, Java, Algorithms, Java Programming, Program Development, Statistical Analysis, Software Design, Computer Programming, File I/O, Data Processing, Software Documentation, Data Manipulation, Object Oriented Programming (OOP), Data Analysis, Descriptive Statistics, Web Scraping, Software Testing, Development Environment, Problem Solving
Beginner · Course · 1 - 3 Months

Kotter
Skills you'll gain: Organizational Change, Change Management, Organizational Development, Business Transformation, Leadership and Management, Organizational Structure, Organizational Leadership, Industrial and Organizational Psychology, Leadership Development, Leadership, Drive Engagement, Stakeholder Engagement, Diversity and Inclusion, Lifelong Learning
Beginner · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Cryptography, Cybersecurity, Encryption, Public Key Cryptography Standards (PKCS), Brute-force attacks
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Access, Object Oriented Design, Relational Databases, Object Oriented Programming (OOP), Database Software, JUnit, Data Integrity, SQL, Database Development, Java, Java Programming, Database Management, Databases
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Full-Stack Web Development, Order Management, Responsive Web Design, UI Components, Order Processing, Web Design and Development, Web Applications, JavaScript Frameworks, React.js, Payment Processing, Order Delivery, Authentications, Data Validation, Secure Coding, Dashboard, Dashboard Creation, Payment Systems, Database Development, Data Integrity, User Accounts
Intermediate · Course · 1 - 3 Months

Pearson
Skills you'll gain: Java Programming, Java, Program Development, Application Frameworks, Performance Tuning
Intermediate · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: ASP.NET, .NET Framework, Responsive Web Design, jQuery, HTML and CSS, JavaScript Frameworks, Web Applications, Frontend Integration, Web Development, Javascript and jQuery, UI Components, Bootstrap (Front-End Framework), Development Environment, Cascading Style Sheets (CSS), Restful API, Microsoft Visual Studio, Microsoft Development Tools, React Redux, Application Programming Interface (API), Model View Controller
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Kubernetes, YAML, Cloud-Native Computing, Docker (Software), Containerization, DevOps, Microservices, Application Deployment, Configuration Management, Command-Line Interface, Multi-Tenant Cloud Environments, Infrastructure Architecture, Development Environment, Network Infrastructure, Computer Networking, Network Troubleshooting, Automation, Scalability, Scaling And Root Planing
Intermediate · Course · 1 - 3 Months

Duke University
Skills you'll gain: Object Oriented Programming (OOP), Java, Object Oriented Design, Java Programming, Software Engineering, Programming Principles, Computer Programming, Software Development Tools, Software Design, Predictive Modeling, Algorithms, Data Structures, Markov Model, Performance Tuning, Performance Testing, File I/O, Debugging, Application Programming Interface (API)
Beginner · Course · 1 - 3 Months

John Wiley & Sons
Skills you'll gain: Financial Modeling, Investment Banking, Financial Statement Analysis, Financial Statements, Financial Data, Financial Analysis, Finance, Business Valuation, Cash Flows, Mergers & Acquisitions, Financial Forecasting, Analysis, Cash Flow Forecasting, Capital Markets, Corporate Finance, Benchmarking, Equities
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Java Programming, Java, OS Process Management, Maintainability, Performance Tuning, Scalability, Data Sharing, Software Design, Data Integrity
Intermediate · Course · 1 - 3 Months