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, Verbal Communication Skills, Communication, Non-Verbal Communication, Business Communication, English Language, Interpersonal Communications, Business Leadership, Communication Strategies, Productivity Software, Crisis Management, Organizational Structure, Leadership, Grammar, Vocabulary
Mixed · Course · 1 - 4 Weeks

Starweaver
Skills you'll gain: Business Process Modeling, Process Modeling, Data Storytelling, Responsible AI, AI Product Strategy, Digital Transformation, Business Process Management, Business Process Improvement, Process Design, Sales Presentation, Data Presentation, Google Gemini, ChatGPT, Generative AI, Sustainable Development, Social Impact, Customer Relationship Management (CRM) Software, Innovation, Environmental Social And Corporate Governance (ESG), Product Knowledge
Intermediate · Specialization · 1 - 3 Months

Macquarie University
Skills you'll gain: Data Security, Security Testing, Threat Detection, Cyber Threat Intelligence, Cyber Attacks, Cyber Risk, Cyber Security Strategy, AI Integrations, Intrusion Detection and Prevention, Cyber Threat Hunting, Data Management, Cybersecurity, Cyber Governance, Artificial Intelligence and Machine Learning (AI/ML), Security Management, Security Awareness, Security Strategy, AI Product Strategy, Security Software, Generative AI
Beginner · Specialization · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Health Policy, Health Systems, Public Health, Health Information Management, Research Design, Systems Analysis, Scalability, Technical Communication, Data Quality
Intermediate · Course · 1 - 4 Weeks

Universitat de Barcelona
Skills you'll gain: Physical Science, Safety Assurance, Mathematical Modeling, Predictive Modeling, Time Series Analysis and Forecasting, Simulation and Simulation Software, Telecommunications, Communication Systems, Decision Support Systems
Mixed · Course · 1 - 3 Months

Peking University
Skills you'll gain: Memory Management, Data Structures, Algorithms, Computer Science, Computer Programming, Data Access, Performance Tuning
Mixed · Course · 1 - 3 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Financial Policy, Financial Systems, Banking, Financial Market, Bank Regulations, Financial Regulation, Capital Markets, Market Liquidity, Economics, Loans, Economics, Policy, and Social Studies, Credit Risk, General Lending, Crisis Management, Crisis Intervention
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: SQL, PostgreSQL
Advanced · Guided Project · Less Than 2 Hours

Skills you'll gain: Agentic Workflows, Agentic systems, Contract Compliance, Organizational Change, Legal Technology, Change Management, Contract Review, Regulatory Compliance, AI Workflows, AI Integrations, AI Enablement, Law, Regulation, and Compliance, Compliance Management, Generative AI Agents, Regulatory Requirements, Scalability, Artificial Intelligence, Process Design, Risk Analysis
Intermediate · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Prompt Engineering, Prompt Patterns, Generative AI Agents, Tool Calling, Agentic Workflows, Agentic systems, User Interface (UI) Design, User Interface and User Experience (UI/UX) Design, Human Computer Interaction, OpenAI, Artificial Intelligence
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Azure Synapse Analytics, Microsoft Azure, Data Lakes, Cloud-Based Integration, Microsoft SQL Servers, Transact-SQL, Data Integration, Cloud Storage, SQL, File Management
Intermediate · Guided Project · Less Than 2 Hours

Kennesaw State University
Skills you'll gain: Six Sigma Methodology, Lean Methodologies, Process Capability, Lean Manufacturing, Lean Six Sigma, Data Collection, Sampling (Statistics), Probability Distribution, Process Analysis, Descriptive Statistics, Performance Measurement, Quality Improvement, Process Improvement and Optimization, Continuous Quality Improvement (CQI), Probability & Statistics, Probability, Systems Of Measurement, Statistical Methods, Statistical Analysis
Mixed · Course · 1 - 3 Months