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 California, Irvine
Skills you'll gain: Presentations, English Language, Verbal Communication Skills, Communication, Non-Verbal Communication, Entrepreneurship, Microsoft PowerPoint, Business Communication, Sales, Interpersonal Communications, Project Management, Business Leadership, Crisis Management, Organizational Structure, Marketing, Leadership and Management, Business, Vocabulary, Telecommuting, Human Resources
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Microsoft Copilot, Prompt Engineering, Customer Insights, Sales Strategy, Customer Analysis, Competitive Analysis, Sales Pipelines, Sales Enablement, Microsoft 365, Persona Development, Data Cleansing, Sales Management, Data Quality, Sales, Anomaly Detection, Generative Adversarial Networks (GANs), Data Ethics, Generative AI, Marketing Design, Marketing Automation
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Encryption, Cybersecurity, Cyber Attacks, Threat Management, Security Strategy, Authentications, Threat Detection, Network Security, Authorization (Computing), Cryptography, Data Security, Active Directory, Identity and Access Management, Firewall, Multi-Factor Authentication
Beginner · Course · 1 - 3 Months

Skills you'll gain: Responsible AI, Agentic systems, Data Ethics, Discussion Facilitation, Business Ethics, Regulatory Compliance, Artificial Intelligence, Case Studies, AI Workflows, Governance, Predictive Modeling
Beginner · Course · 1 - 3 Months

Skills you'll gain: COBOL (Programming Language), Integrated Development Environments, Business Logic, Mainframe Computing, Programming Principles, Computer Programming Tools, Computer Programming, File I/O, Data Management, Maintainability, Debugging
Beginner · Course · 1 - 4 Weeks

Starweaver
Skills you'll gain: Matlab, Scientific Visualization, Data Visualization, Simulation and Simulation Software, Mathematical Modeling, Data Analysis, Engineering Analysis, Data Manipulation, Data Structures, Computer Programming, Algorithms, Debugging
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: C and C++, Distributed Computing, Hardware Architecture, Programming Principles, Computer Architecture, Data Access, Program Development, Algorithms, Python Programming, Computer Programming Tools, Data Sharing, Development Environment, Debugging
Beginner · Course · 1 - 3 Months

Skills you'll gain: Artificial Intelligence, Bayesian Network, Applied Machine Learning, Computational Logic, Machine Learning, Unsupervised Learning, Bayesian Statistics, Artificial Neural Networks, Reinforcement Learning, Markov Model, Algorithms, Probability & Statistics, Decision Making
Mixed · Course · 1 - 3 Months

Skills you'll gain: z/OS, Mainframe Computing, Data Management, Data Storage, Control Panels, Command-Line Interface, System Configuration, User Interface (UI)
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Robotics, Artificial Intelligence, Automation, Data Mapping, Graph Theory, Planning, Algorithms, Computer Programming, Computer Vision, Computer Science, Simulation and Simulation Software, Control Systems, Real-Time Operating Systems, Engineering, Data Structures, Python Programming, Simulations, Linear Algebra, Design
Build toward a degree
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Mobile Development, Generative AI, Application Development, API Testing, Test Automation, User Interface (UI), Responsible AI, Performance Tuning, Prompt Engineering, Human Computer Interaction, Automation, Analysis
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Canva (Software), Logo Design, Style Guides, Marketing Design, Branding, Marketing Materials, Brand Management, Organizational Skills, Marketing, File Management, Graphic Design, Business, Digital Marketing
Intermediate · Guided Project · Less Than 2 Hours