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.

Georgia Institute of Technology
Skills you'll gain: Structural Analysis, Engineering Design Process, Failure Analysis, Engineering Analysis, Civil Engineering, Engineering Calculations, Mechanical Engineering, Mechanics, Calculus
Intermediate · Course · 1 - 4 Weeks

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
Google Cloud
Skills you'll gain: Google Workspace, Calendar Management, Setting Appointments, Collaborative Software, Organizational Skills, Productivity Software, Scheduling, Event Management, Data Sharing
Beginner · Course · 1 - 3 Months

Skills you'll gain: PL/SQL, Oracle Databases, SQL, Stored Procedure, Computational Logic, Programming Principles, Business Logic, Data Validation, Data Integrity
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Authentications, Incident Response, MITRE ATT&CK Framework, Security Controls, Cryptography, Malware Protection, Threat Modeling, Endpoint Security, Key Management, Authorization (Computing), Public Key Infrastructure, Vulnerability Assessments, Risk Management, Network Security, Application Security, Business Continuity Planning, Asset Management, Cloud Security, OSI Models, Continuous Monitoring
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: LangGraph, Agentic Workflows, AI Orchestration, AI Workflows, Generative AI Agents, Agentic systems, LangChain, LLM Application, Responsible AI, Retrieval-Augmented Generation, Generative AI, Artificial Intelligence and Machine Learning (AI/ML), Software Development, Python Programming, Data Science
Intermediate · Course · 1 - 4 Weeks
University of Glasgow
Skills you'll gain: Model Evaluation, Data Ethics, AI Security, Responsible AI, Healthcare Ethics, Machine Learning, Deep Learning, Information Privacy, Decision Support Systems, Health Informatics, Predictive Modeling, Artificial Intelligence, Human Centered Design, Data Security
Intermediate · Course · 1 - 4 Weeks

Politecnico di Milano
Skills you'll gain: Research, Scientific Methods, Data Ethics, Data Sharing, Ethical Standards And Conduct, Informed Consent, Innovation, Intellectual Property, Data Integrity, Technical Writing
Beginner · Course · 1 - 3 Months

Cisco Learning and Certifications
Skills you'll gain: Threat Detection, Workflow Management, Cyber Operations, Cybersecurity, Stakeholder Management, Security Information and Event Management (SIEM), Incident Response, Computer Security Incident Management, Cyber Attacks, Infrastructure Security, Event Monitoring, Data Security, Performance Measurement, Automation
Mixed · Course · 1 - 3 Months

Scrimba
Skills you'll gain: Responsive Web Design, HTML and CSS, Hypertext Markup Language (HTML), Typography, Cascading Style Sheets (CSS), Web Design, Web Design and Development, Web Development Tools, Browser Compatibility, Application Deployment, Front-End Web Development, Web Development, Animations, Development Environment, UI Components, Usability, Javascript, Frontend Performance, Maintainability, User Interface (UI)
Beginner · Specialization · 3 - 6 Months

American Psychological Association
Skills you'll gain: Sample Size Determination, Statistical Hypothesis Testing, Probability & Statistics, Statistical Methods, Probability Distribution, Quantitative Research, Statistical Analysis, Statistical Software, Statistical Inference, Sampling (Statistics), Data Analysis, Analysis, Statistics, Probability, Analytical Skills, Regression Analysis, Psychology, Research Design, Research
Beginner · Specialization · 3 - 6 Months

Universiteit Leiden
Skills you'll gain: Political Sciences, International Relations, Sustainable Development, Socioeconomics, Economic Development, Governance, Policty Analysis, Research, and Development, Economics, Global Marketing, Cultural Diversity, Sociology, Analysis
Beginner · Course · 1 - 3 Months