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.

Coursera
Skills you'll gain: Collaborative Software, Organizational Skills, Document Management, Project Management Software, Project Coordination, Telecommuting, Project Management, Productivity Software, Internal Communications, File Management, User Accounts, Information Privacy, Account Management
Beginner · Guided Project · Less Than 2 Hours

Google Cloud
Skills you'll gain: Google Gemini, Retrieval-Augmented Generation, Gemini, Embeddings, Generative AI, Predictive Modeling, Vector Databases, Big Data, Data Analysis, Exploratory Data Analysis, Artificial Intelligence and Machine Learning (AI/ML), AI Enablement, SQL, Python Programming, Data Preprocessing, Customer Relationship Management, Google Cloud Platform, Data Visualization Software, Machine Learning
Beginner · Specialization · 1 - 4 Weeks
Skills you'll gain: Data Collection, Research Design, Research Methodologies, Qualitative Research, Data Ethics, Quantitative Research, Research Reports, Data Integration, Data Storytelling, Surveys, Stakeholder Communications, Data Analysis, Data Visualization Software, Data Management, Analysis
Beginner · Course · 1 - 4 Weeks

Universidad Nacional de Colombia
Skills you'll gain: Intellectual Property, Statistical Analysis, Keyword Research, Analysis, Competitive Intelligence, Market Research, Technical Standard, Law, Regulation, and Compliance, Data Analysis, Innovation, Databases
Beginner · Course · 1 - 3 Months

Università di Napoli Federico II
Skills you'll gain: Responsible AI, Digital pedagogy, LLM Application
Beginner · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Financial Modeling, Entrepreneurial Finance, Financial Forecasting, Capital Budgeting, Entrepreneurship, Cash Flow Forecasting, Financial Data, Financial Analysis, Business Modeling, Finance, Negotiation, Investments, Microsoft Excel
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Disaster Recovery, Regulation and Legal Compliance, Risk Management, Compliance Management, Regulatory Compliance, Governance Risk Management and Compliance, Risk Analysis, Cloud Security, Business Continuity, Cyber Risk, Security Management, Vendor Management, Incident Response, Data Security, Personally Identifiable Information, Business Analysis
Advanced · Course · 1 - 4 Weeks

Skillshare
Skills you'll gain: Adobe InDesign, Typography, Layout Design, Adobe Creative Cloud, Style Guides, Automation, Data Import/Export, Graphic and Visual Design, Graphic Design, Technical Documentation, File Management
Intermediate · Specialization · 1 - 3 Months

Kennesaw State University
Skills you'll gain: Cybersecurity, Cyber Security Policies, Computer Security Awareness Training, Cyber Attacks, Cyber Threat Intelligence, Personally Identifiable Information, Information Privacy, Data Ethics, Authentications, General Data Protection Regulation (GDPR), Human Factors (Security), NIST 800-53, Identity and Access Management
Beginner · Course · 1 - 3 Months

Skills you'll gain: AI Workflows, Agentic Workflows, Generative AI Agents, AI Orchestration, Model Deployment, Robotic Process Automation, Automation, AI Enablement, No-Code Development, Prompt Engineering, LLM Application, MLOps (Machine Learning Operations), Process Optimization, System Monitoring, Tool Calling, Performance Analysis, Performance Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Embedded Systems, Embedded Software, Internet Of Things, Control Systems, Civil Engineering, Electronic Systems, Public Works, Electronic Hardware, Structural Engineering, Energy and Utilities, Maintenance, Repair, and Facility Services, Automation, Integrated Development Environments, Environmental Monitoring, System Monitoring, Continuous Monitoring, Communication Systems, Display Devices, Real Time Data, Peripheral Devices
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Angular, Development Environment, Program Development, Web Development Tools, JavaScript Frameworks, Javascript, Web Components, Front-End Web Development, Web Development
Beginner · Guided Project · Less Than 2 Hours