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.

LearnQuest
Skills you'll gain: Data Ethics, Responsible AI, Model Evaluation, Predictive Modeling, AI Security, OpenAI, Algorithms, Data Collection, Machine Learning, Predictive Analytics, Information Privacy, Artificial Intelligence, Game Theory, Large Language Modeling, Ethical Standards And Conduct, Data Preprocessing, Personally Identifiable Information, Machine Learning Algorithms, Analytical Skills, AI Enablement
Beginner · Specialization · 3 - 6 Months

Korea Advanced Institute of Science and Technology(KAIST)
Skills you'll gain: NumPy, Python Programming, Artificial Intelligence, Programming Principles, Tensorflow, Data Structures, Development Environment, Computer Programming Tools, Data Manipulation
Beginner · Course · 1 - 3 Months

Skills you'll gain: Interactive Data Visualization, Exploratory Data Analysis, Dashboard, Data Visualization Software, Data Integration, Heat Maps, Spatial Data Analysis, Data-Driven Decision-Making, Decision Support Systems, Business Intelligence Software, Geospatial Information and Technology, Data Mapping
Beginner · Guided Project · Less Than 2 Hours

The State University of New York
Skills you'll gain: Digital Design, digital literacy, Infographics, Content Creation, Graphic Design, Multimedia, Brainstorming, Planning, Information Management, Literacy, Lifelong Learning, Computer Literacy, Critical Thinking, Investigation, Data Ethics, Research, Digital Communications, Open Source Technology, Intellectual Property, Web Content Accessibility Guidelines
Beginner · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Systems Thinking, Trustworthiness, Cross-Functional Collaboration, Project Planning, Stakeholder Analysis, Business Systems Analysis, Sustainable Development, Strategic Leadership, Social Impact, Team Leadership, Relationship Building, Business Leadership, Sustainable Business, Diversity and Inclusion, Strategic Thinking, Cultural Responsiveness, Project Management, Organizational Strategy, Communication Strategies, Ethical Standards And Conduct
Beginner · Specialization · 1 - 3 Months

HRCI
Skills you'll gain: Employee Performance Management, Performance Appraisal, Performance Management, Human Resource Policies, Organizational Structure, Policy Development, Conflict Management, Employee Relations, Diversity and Inclusion, Human Resource Strategy, Employee Engagement, Staff Management, Business Ethics, Organizational Effectiveness, Business Continuity, Communication Strategies
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Unified Modeling Language, Object Oriented Programming (OOP), Object Oriented Design, Test Driven Development (TDD), Software Design Patterns, Software Design, Programming Principles, Computer Programming, Java Programming, Software Development Methodologies, Distributed Computing
Beginner · Course · 1 - 4 Weeks

Berklee
Skills you'll gain: Music Theory, Music, Instrumental Music, Musical Composition, Music Performance
Mixed · Course · 1 - 3 Months

University of California, Irvine
Skills you'll gain: Inventory Control, Inventory Management, Inventory Accounting, Operations Management, Supply Chain Management, Microsoft Excel, Supply Chain Planning, Order Management, Warehouse Management, Demand Planning, Logistics Management, Excel Formulas, Service Level, Operations, Data Management, Customer Data Management, Forecasting, Data Collection, Stakeholder Engagement
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Identity and Access Management, Computer Security Incident Management, Network Security, Cryptography, AWS Identity and Access Management (IAM), Encryption, User Provisioning, Security Management, Penetration Testing, Vulnerability Scanning, ISO/IEC 27001, Information Systems Security, Network Architecture, Computer Networking, DevSecOps, Risk Management, OAuth, Data Management, Software Development Methodologies, Cybersecurity
Beginner · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Bash (Scripting Language), Scalability, Distributed Computing, Computer Systems, Big Data, Operating Systems, File Systems, Linux, Scripting, Command-Line Interface, Performance Tuning, Programming Principles
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Erasmus University Rotterdam
Skills you'll gain: Email Security, Human Factors (Security), Cyber Security Policies, Cybersecurity, Cyber Attacks, Security Awareness, Cyber Risk, Computer Security Awareness Training, Patient Safety, Malware Protection, Encryption, Health Technology, Data Security, Information Privacy, Digital Communications
Beginner · Course · 1 - 3 Months