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.

University of Illinois Urbana-Champaign
Skills you'll gain: Life Sciences, Molecular Biology, Biotechnology, Environment, Biological Engineering, Molecular, Cellular, and Microbiology, Biology, Physiology, Sustainable Development, Medical Science and Research, Environmental Science, Cell Biology, Microbiology, Analysis, Research
Beginner · Course · 1 - 3 Months
University of Michigan
Skills you'll gain: Ajax, jQuery, Javascript and jQuery, JSON, Django (Web Framework), Web Applications, Javascript, Debugging, Database Design, Data Modeling, Event-Driven Programming, Data Access, User Accounts, Object Oriented Programming (OOP), Python Programming
Intermediate · Course · 1 - 3 Months

Technical University of Munich (TUM)
Skills you'll gain: Cost Accounting, Corporate Accounting, Management Accounting, Accounting Systems, Resource Allocation, Depreciation, Production Process, Financial Accounting, Fixed Asset
Beginner · Course · 1 - 4 Weeks
University of California San Diego
Skills you'll gain: Design Research, User Experience Design, Experience Design, UI/UX Research, User Experience, User Research, Ideation, Prototyping, Design Thinking, User Centered Design, Persona (User Experience), Usability, Research Methodologies, Innovation, Storyboarding
Mixed · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Object Oriented Design, JUnit, Object Oriented Programming (OOP), Unified Modeling Language, Software Design Patterns, Software Testing, Java, Software Engineering, Java Programming, User Interface and User Experience (UI/UX) Design, Unit Testing, Software Design, Software Architecture, API Design, Model View Controller, Software Development, Test Driven Development (TDD), Programming Principles, Conceptual Design, Databases
Intermediate · Specialization · 3 - 6 Months

Tel Aviv University
Skills you'll gain: Student Engagement, Interactive Learning, Teaching, European History, Research, World History, Public History, Social Justice, Political Sciences, Cultural Diversity, Social Studies, Social Impact, International Relations, Culture, Public Policies
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: React.js, Routing Protocols, UI Components, Code Reusability, JavaScript Frameworks, Front-End Web Development, Frontend Performance, Web Content Accessibility Guidelines, Cascading Style Sheets (CSS), Event-Driven Programming, User Experience Design, User Interface (UI), Debugging, Web Development Tools, Web Frameworks, Data Management, Context Management, Javascript, Application Programming Interface (API), Data Mapping
Intermediate · Specialization · 3 - 6 Months

ISAE-SUPAERO
Skills you'll gain: Mechanics, Human Factors, Simulations, Simulation and Simulation Software, Engineering Calculations, Physics, Applied Mathematics, Engineering Analysis
Beginner · Course · 1 - 4 Weeks

University of London
Skills you'll gain: Linux, Network Security, Cyber Governance, IT Security Architecture, OSI Models, Incident Management, Computer Security Incident Management, Incident Response, Security Management, Linux Commands, TCP/IP, Computer Systems, Threat Modeling, Command-Line Interface, Network Protocols, Computer Networking, Cybersecurity, Human Factors (Security), Cyber Threat Intelligence, Cyber Attacks
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Core Data (Software), Restful API, Apple iOS, iOS Development, JSON, Swift Programming, Application Programming Interface (API), Data Import/Export, Mobile Development, Application Development, Data Persistence, Authentications
Intermediate · Course · 1 - 4 Weeks

Fractal Analytics
Skills you'll gain: Responsible AI, A/B Testing, Design Thinking, Ideation, Generative AI, User Centered Design, Design and Product, Data Ethics, Experience Design, Innovation, User Research, Data Storytelling, Dashboard, AI literacy, Data Analysis, Artificial Intelligence, Prompt Engineering, Critical Thinking, Business Consulting, Problem Solving
Beginner · Specialization · 1 - 3 Months

University of Minnesota
Skills you'll gain: Software Design Patterns, Software Design, Software Engineering, Application Security, Object Oriented Design, Software Architecture, Software Quality (SQA/SQC), Threat Modeling, Maintainability, Code Coverage, Application Deployment, Continuous Deployment, Continuous Delivery, Software Testing, Continuous Integration, CI/CD, Test Driven Development (TDD), Software Documentation, Build Tools, Technical Documentation
Intermediate · Course · 1 - 3 Months