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.

École Polytechnique
Skills you'll gain: Probability, Probability Distribution, Statistics, Statistical Inference, Simulations, Mathematical Theory & Analysis, Calculus
Mixed · Course · 1 - 3 Months

28DIGITAL
Skills you'll gain: Algorithms, Graph Theory, Computational Thinking, Theoretical Computer Science, Operations Research, Linear Algebra
Intermediate · Course · 1 - 4 Weeks

Alfaisal University | KLD
Skills you'll gain: Data Entry, Data Import/Export, Microsoft Office, Spreadsheet Software
Beginner · Course · 1 - 4 Weeks

Multiple educators
Skills you'll gain: Sustainable Business, Sustainable Development, Organizational Leadership, Corporate Sustainability, Environmental Social And Corporate Governance (ESG), Systems Thinking, Brand Marketing, Change Management, Strategic Leadership, Professional Development, Waste Minimization, Packaging and Labeling, Environment and Resource Management, Business Leadership, Regulatory Compliance, Engineering Management, Market Opportunities, Key Performance Indicators (KPIs), Emerging Technologies, Digital Marketing
Build toward a degree
Beginner · Specialization · 1 - 3 Months

University of Illinois Urbana-Champaign
Skills you'll gain: Network Infrastructure, General Networking, Network Protocols, Network Routers, Network Architecture, Internet Of Things, Wireless Networks, Local Area Networks, Wide Area Networks, Network Switches, Network Security
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: AI Product Strategy, Responsible AI, Google Gemini, Product Management, AI Enablement, Artificial Intelligence, Stakeholder Engagement
Intermediate · Course · 1 - 4 Weeks

Università di Napoli Federico II
Skills you'll gain: Market Liquidity, Securities Trading, Financial Trading, Financial Market, Market Dynamics, Equities, Market Data, Technical Analysis, Financial Regulation, Order Processing, Algorithms
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Blockchain, Development Environment, Software Development Tools, Application Deployment, Transaction Processing, Application Design, Front-End Web Development, Cloud Development, Event-Driven Programming, Development Testing, Javascript
Beginner · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Influencing, Persuasive Communication, Leadership, Relationship Building, Professional Networking, Organizational Leadership, Stakeholder Analysis, Decision Making, Organizational Structure, Self-Awareness, Business Ethics
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Peripheral Devices, USB, Operating Systems, Computer Hardware, Data Storage Technologies, Hardware Troubleshooting, Electrical Safety, Technical Communication, Linux, File Systems, Microsoft Windows, Information Privacy
Beginner · Course · 1 - 3 Months

Skills you'll gain: Penetration Testing, Vulnerability Scanning, Cyber Security Assessment, Vulnerability Assessments, Network Security, Network Analysis, Network Protocols, Open Source Technology
Intermediate · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Role-Based Access Control (RBAC), Authentications, Secure Coding, ASP.NET, Microsoft Copilot, Data Security, Back-End Web Development, Authorization (Computing), JSON, Identity and Access Management, Data Storage, Application Programming Interface (API), Encryption
Beginner · Course · 1 - 4 Weeks