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.

Universiteit Leiden
Skills you'll gain: Data Analysis, Research Design, Health Policy, Epidemiology, Statistical Analysis, Clinical Research, Biostatistics, Quantitative Research, Public Health, Health Care, Research Methodologies, Risk Analysis
Intermediate · Course · 1 - 3 Months

Palo Alto Networks
Skills you'll gain: Zero Trust Network Access, Network Security, Endpoint Security, Network Administration, General Networking, TCP/IP, Cybersecurity, Network Infrastructure, Firewall, Virtual Private Networks (VPN), Network Protocols, Dynamic Host Configuration Protocol (DHCP), Encryption, Authentications, Network Analysis, Software As A Service
Intermediate · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Concision, Grant Writing, Sample Size Determination, Grant Applications, Proposal Writing, Biostatistics, Writing, Clinical Research Ethics, Editing, Statistical Analysis, Healthcare Ethics, Persuasive Communication, Data Analysis, Clinical Research, Statistical Methods, Medical Science and Research, Research Design, Planning, Science and Research, Growth Mindedness
Intermediate · Specialization · 3 - 6 Months

Advancing Women in Tech
Skills you'll gain: Product Roadmaps, Product Management, Customer Retention, Financial Analysis, Product Development, Product Lifecycle Management, Product Strategy, Innovation, Revenue Management, Financial Statements, Agile Methodology, Customer experience strategy (CX), Key Performance Indicators (KPIs), Continuous Improvement Process
Beginner · Course · 1 - 4 Weeks

University of London
Skills you'll gain: Cryptography, Application Security, Cybersecurity, Data Security, Encryption, Vulnerability Assessments, Information Systems Security, Cyber Attacks, Key Management, Infrastructure Security, Public Key Infrastructure, Authentications, Mobile Security, Data Integrity, Algorithms
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Deepseek, Hugging Face, Large Language Modeling, LLM Application, AI Personalization, ChatGPT, Deep Learning, Open Source Technology, AI Enablement, Model Deployment, Business Modeling, Applied Machine Learning, Analytical Skills, Application Programming Interface (API), Business Process Automation
Beginner · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Generative AI, Responsible AI, Prompt Engineering, ChatGPT, Instructional Design, LLM Application, Ideation, Education Software and Technology, Brainstorming, Design Strategies, Artificial Intelligence, Content Creation, Data Ethics, Creative Design, Emerging Technologies, Persona Development, Professional Development, digital literacy
Beginner · Specialization · 1 - 3 Months
Skills you'll gain: ChatGPT, Technology Roadmaps, Patient Flow, Generative AI, AI Workflows, Healthcare Project Management, Prompt Engineering, Business Process Automation, Software As A Service, Patient Communication, Health Informatics
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Control Systems, Mathematical Modeling, Engineering Analysis, Differential Equations, Systems Analysis, Electrical Systems, Mechanics, Systems Thinking, Applied Mathematics, Performance Testing, Basic Electrical Systems
Build toward a degree
Intermediate · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Microsoft 365, Microsoft Office, Collaborative Software, Microsoft Teams, Productivity Software, Endpoint Security, Microsoft Windows, Automation, Microsoft Outlook, Data Loss Prevention, Data Security, Microsoft Word, Microsoft PowerPoint, Microsoft Excel
Beginner · Course · 1 - 4 Weeks

The State University of New York
Skills you'll gain: Job Analysis, Adaptability, Professional Development, Dealing With Ambiguity, Personal Development, Lifelong Learning, Smart Goals, Brand Management, Gap Analysis, Competitive Analysis, Self-Awareness, Dashboard, Goal Setting
Intermediate · Course · 1 - 3 Months

EDHEC Business School
Skills you'll gain: Investment Management, Portfolio Management, Asset Management, Portfolio Risk, Machine Learning, Applied Machine Learning, Financial Market, Financial Modeling, Supervised Learning, Predictive Analytics, Unsupervised Learning, Regression Analysis, Statistical Methods, Jupyter, Computer Science, Dimensionality Reduction
Intermediate · Course · 1 - 3 Months