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 normale supérieure
Skills you'll gain: Data Visualization Software, Geospatial Mapping, Graphic and Visual Design, Geographic Information Systems, Data Mapping, World History, Quantitative Research, Data Presentation, Color Theory
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Student Engagement, Instructional Strategies, Teaching, Pedagogy, Mathematics Education, Education Software and Technology, Simulations, Simulation and Simulation Software, Curriculum Planning, Web Content Accessibility Guidelines, User Feedback, Experimentation, Browser Compatibility, Design Strategies, Scientific Visualization, Design, Physics, Biology, Chemistry, File Management
Beginner · Specialization · 3 - 6 Months

University of California San Diego
Skills you'll gain: Computer Science, Information Technology, Computational Thinking, Computer Networking, Computer Literacy, Geographic Information Systems, Media and Communications, Digital Communications, Mobile Development, Culture, Algorithms, Global Positioning Systems, Data Analysis Software
Beginner · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Organizational Development, Talent Recruitment, Virtual Teams, Human Resources Information System (HRIS), Workforce Development, Organizational Change
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Oracle Databases, Database Administration, Relational Databases, Database Management Systems, Database Architecture and Administration, Data Import/Export, Patch Management, Database Management, Operational Databases, Multi-Tenant Cloud Environments, Database Software, Data Migration, Data Storage Technologies, Software Installation, Performance Tuning, User Accounts, System Configuration, SQL, Disaster Recovery, Development Environment
Intermediate · Specialization · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Anomaly Detection, Generative AI, Fraud detection, Intrusion Detection and Prevention, Malware Protection, Continuous Monitoring, Cybersecurity, Threat Detection, Cyber Threat Intelligence, Feature Engineering, Network Analysis, Cyber Security Strategy, Threat Modeling, Email Security, System Design and Implementation, Network Security, Jupyter, Authentications, Deep Learning, Machine Learning Software
Intermediate · Specialization · 3 - 6 Months

Starweaver
Skills you'll gain: Data Storytelling, Business Writing, Sales Presentation, Concision, Sales Strategy, Writing, Persuasive Communication, Customer Relationship Management (CRM) Software, Storytelling, Responsible AI, Sales, Business Communication, Google Gemini, Anthropic Claude, Business Leadership, Sales Enablement, Generative AI, Communication, Proposal Writing, Communication Strategies
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Web Analytics, Google Analytics, Content Performance Analysis, Customer Analysis, E-Commerce, Marketing Analytics, Performance Analysis, Marketing Effectiveness
Beginner · Guided Project · Less Than 2 Hours

Johns Hopkins University
Skills you'll gain: Mathematical Modeling, Graphing, Algebra, General Mathematics, Applied Mathematics, Arithmetic
Beginner · Course · 1 - 4 Weeks

Nanjing University
Skills you'll gain: Operating Systems, Computer Systems, File Systems, OS Process Management, System Software, Software Systems, Computer Science, Software Design, System Design and Implementation, Data Storage, Computer Hardware, Virtualization, Algorithms, Human Computer Interaction
Mixed · Course · 1 - 3 Months

Simplilearn
Skills you'll gain: Apache Maven, Build Tools, Continuous Integration, Software Configuration Management, Version Control, Java, Software Versioning, Mac OS, Software Installation, Development Environment
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Emerging Technologies, Internet Of Things, Network Security, Wireless Networks, Cybersecurity, Telecommunications, Technology Roadmaps, Technology Strategies, Automation, Real Time Data
Intermediate · Course · 1 - 4 Weeks