Java Data Structures courses can help you learn about arrays, linked lists, stacks, queues, and hash tables. You can build skills in algorithm efficiency, data manipulation, and implementing search and sort techniques. Many courses introduce tools like Eclipse or IntelliJ IDEA, which support coding practices and debugging, allowing you to apply your knowledge in real coding environments. You'll also explore concepts such as recursion and tree structures, enhancing your ability to tackle complex programming challenges.

Johns Hopkins University
Skills you'll gain: Image Analysis, Event-Driven Programming, Scalability, Digital Signal Processing, C and C++, Distributed Computing, Computer Graphics, System Programming, Program Development, Performance Tuning, Hardware Architecture, Data Structures, Algorithms
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Responsible AI, Cloud Development, Image Analysis, Anomaly Detection, Prompt Engineering, Microsoft Copilot, Microsoft Azure, Cloud Storage, Data Storage, Cloud Applications, Text Mining, Microsoft Development Tools, Unsupervised Learning, Cloud Deployment, Data Storage Technologies, Natural Language Processing, Continuous Deployment, Computer Vision, Cloud Computing, Machine Learning
Intermediate · Specialization · 3 - 6 Months

Duke University
Skills you'll gain: Intellectual Property, Data Sharing, Multimedia, Music, Video Production, Electronic Media, Law, Regulation, and Compliance, Photography
Mixed · Course · 1 - 3 Months

Skills you'll gain: Model Context Protocol, Claude Code, Vibe coding, Microsoft Copilot, AI Workflows, Anthropic Claude, Tool Calling, GitHub, Web Development, Real Time Data, Debugging, AI Security, Artificial Intelligence and Machine Learning (AI/ML), Servers, Prompt Engineering, Application Development, Video Game Development, Agentic Workflows, Generative AI, Software Engineering
Beginner · Specialization · 3 - 6 Months

University of California, Irvine
Skills you'll gain: Linux, Operating System Administration, Operating Systems, Integrated Development Environments, File Systems, Internet Of Things, Development Environment, Embedded Systems, Python Programming, OS Process Management, Computer Hardware, UI Components, Computer Programming
Mixed · Course · 1 - 4 Weeks

Georgia Institute of Technology
Skills you'll gain: Mechanics, Mechanical Engineering, Engineering Analysis, Torque (Physics), Vibrations, Engineering, Physics, Calculus, Mathematical Modeling
Mixed · Course · 1 - 3 Months

Northeastern University
Skills you'll gain: Software Architecture, Java, Software Design, Object Oriented Programming (OOP), Data-Driven Decision-Making, Business Modeling, Test Data, User Interface (UI) Design, Application Development, Computer Programming, Artificial Intelligence, Data Structures
Mixed · Course · 1 - 3 Months

Tel Aviv University
Skills you'll gain: Biotechnology, Cell Biology, Life Sciences, Molecular Biology, Biochemistry, Biology, Anatomy, Food and Beverage, Environmental Science
Intermediate · Course · 1 - 4 Weeks
University of Michigan
Skills you'll gain: Ajax, jQuery, JSON, Django (Web Framework), Web Applications, Javascript, Debugging, Database Design, Data Modeling, User Accounts, Object Oriented Programming (OOP), Python Programming
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Technical Analysis, Google Sheets, Market Data, Data Visualization, Trend Analysis, Web Scraping, Data Visualization Software
Beginner · Guided Project · Less Than 2 Hours

Automatic Data Processing, Inc. (ADP)
Skills you'll gain: Payroll, Payroll Reporting, Payroll Processing, Payroll Administration, Payroll Tax, Labor Law, Labor Compliance, Income Tax, Compensation and Benefits, Tax Compliance, Benefits Administration, Employee Onboarding
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Storage, OSI Models, General Networking, Wireless Networks, Data Storage Technologies, Local Area Networks, Networking Hardware, Computer Networking, Network Architecture, Network Infrastructure, TCP/IP, Network Protocols, Microsoft Windows, Network Troubleshooting, Network Security, System Configuration, Wide Area Networks, Hardware Architecture, Command-Line Interface
Beginner · Course · 1 - 3 Months