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.

University of Illinois Urbana-Champaign
Skills you'll gain: Education Software and Technology, Supervised Learning, Machine Learning, Applied Machine Learning, Artificial Intelligence and Machine Learning (AI/ML), Learning Management Systems, Digital pedagogy, Artificial Intelligence, AI Enablement, Data Mining, Learning Theory, Human Computer Interaction, Natural Language Processing
Beginner · Course · 1 - 4 Weeks

University of Washington
Skills you'll gain: Responsive Web Design, Web Design, GitHub, HTML and CSS, Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), Version Control, Web Design and Development, Usability, User Interface and User Experience (UI/UX) Design, User Experience, Javascript, Web Content Accessibility Guidelines, Browser Compatibility, User Story, Front-End Web Development, Web Development, Mobile Development, Semantic Web, Git (Version Control System)
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Full-Stack Web Development, Javascript, Web Development Tools, Jest (JavaScript Testing Framework), Web Design and Development, Object Oriented Programming (OOP), Web Development, Application Programming Interface (API), HTML and CSS, Back-End Web Development, Web Applications, JSON, Restful API, Event-Driven Programming, Application Development, Application Deployment, Unit Testing, Programming Principles, Data Structures, Prototyping
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Agentic Workflows, Prompt Engineering, Agentic systems, AI Personalization, AI Enablement, Artificial Intelligence, Human Computer Interaction, Human Centered Design, Responsible AI, User Flows, User Experience Design, Context Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cloud Deployment, Object-Relational Mapping, Application Frameworks, Full-Stack Web Development, Software Configuration Management, Application Design, Development Environment, Microsoft Visual Studio, User Interface (UI), Microsoft Development Tools, Application Development, Authorization (Computing), HTML and CSS, Maintainability, Data Modeling, Data Migration, Data Mapping, Business Logic, Web Servers, Debugging
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Campaign Management, Social Media, Digital Marketing, Social Media Marketing, Case Studies, Target Market, Marketing Strategies, Marketing, Consumer Behaviour, Competitive Analysis, Integrated Marketing Communications, Strategic Marketing, Marketing Effectiveness, Social Media Strategy, Marketing Planning, Marketing Strategy and Techniques, Performance Analysis, Advertising Campaigns, Target Audience, Business
Beginner · Specialization · 1 - 3 Months
Macquarie University
Skills you'll gain: Dashboard, Data Cleansing, Excel Formulas, Data Visualization, Microsoft Excel, Spreadsheet Software, Data Storytelling, Data Validation, Data Integrity, Technical Documentation, Business Intelligence, Accounting and Finance Software, Depreciation, Finance, Loans, Automation
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Collaborative Software, Productivity Software, Telecommuting, Virtual Teams, Team Building, Organizational Skills, User Accounts, Brainstorming, Data Visualization, Data Sharing, Business Strategy
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Transaction Processing, Data Persistence, Performance Tuning, System Programming, Operating Systems, C++ (Programming Language), System Configuration, Computer Architecture, Data Storage, Computer Hardware, Data Storage Technologies, Application Development
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Penetration Testing, MITRE ATT&CK Framework, Cyber Security Assessment, Public Key Infrastructure, Cybersecurity, Threat Modeling, Cryptography, Exploitation techniques, Security Testing, Vulnerability Scanning, Encryption, Technical Writing, Human Factors (Security)
Intermediate · Course · 1 - 3 Months

Real Madrid Graduate School Universidad Europea
Skills you'll gain: Precision Medicine, Accident Prevention, Data Ethics, Kinesiology, Applied Machine Learning, AI Enablement, Bayesian Network, Child Development, Working With Children, Machine Learning, Data-Driven Decision-Making, Epidemiology, Continuous Monitoring, Load Balancing, Decision Support Systems, Emerging Technologies, Predictive Modeling, Health Education, Biomedical Engineering, Data Integration
Beginner · Specialization · 3 - 6 Months

Dartmouth College
Skills you'll gain: Kinesiology, Human Musculoskeletal System, Scientific Methods, Exercise Science, Anthropology, Biology, Anatomy, 3D Assets, Research, Mechanics, Physiology, Laboratory Research, Human Development, Child Development, Visualization (Computer Graphics), Life Sciences, Spatial Data Analysis, Orthopedics, Scientific Visualization, Timelines
Beginner · Specialization · 1 - 3 Months