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.

Microsoft
Skills you'll gain: Earned Value Management, Project Schedules, Procurement, Cost Management, Return On Investment, Spreadsheet Software, Microsoft Excel, Financial Analysis, Project Performance, Project Estimation, Microsoft 365, Project Finance, Investment Management, Variance Analysis, Forecasting, Problem Solving
Beginner · Course · 1 - 4 Weeks

University of Arizona
Skills you'll gain: Water Resources, Environment, Environmental Science, Biology, Environment and Resource Management, Sustainable Systems, Physical Science, Water Quality, Climate Change Adaptation, Research
Beginner · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Software Design Patterns, Object Oriented Programming (OOP), Object Oriented Design, Computational Thinking, Programming Principles, Algorithms, Software Architecture, Computer Programming, Python Programming, Model View Controller, Data Structures
Beginner · Course · 1 - 4 Weeks

National Taiwan University
Skills you'll gain: Statistical Visualization, Matplotlib, Web Scraping, Business Logic, Machine Learning, Business Analytics, Python Programming, Programming Principles, Business Economics, User Interface (UI) Design, Computational Thinking, Object Oriented Programming (OOP), Data Analysis
Mixed · Course · 1 - 3 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

University of Cambridge
Skills you'll gain: Criminal Investigation and Forensics, Investigation, Laboratory Testing, Statistical Analysis, Molecular Biology, Specimen Collection, Scientific Methods, Medical Science and Research, General Science and Research, Data Collection, Case Studies, Biology, Ethical Standards And Conduct
Beginner · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Responsible AI, Fraud detection, Financial Analysis, Risk Modeling, Financial Regulations, Lending and Underwriting
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Structures, Scripting, Python Programming, Programming Principles, Development Environment, Virtual Environment
Mixed · Course · 1 - 4 Weeks

Pearson
Skills you'll gain: Open Web Application Security Project (OWASP), AI Security, Vulnerability Assessments, Distributed Denial-Of-Service (DDoS) Attacks, Network Security, Cryptography, Penetration Testing, Intrusion Detection and Prevention, Cybersecurity, Cyber Security Assessment, Malware Protection, Mobile Security, Threat Detection, Encryption, Cloud Security, Threat Management, Web Applications, Internet Of Things, Cloud Computing, Network Architecture
Intermediate · Specialization · 1 - 3 Months

New York Institute of Finance
Skills you'll gain: Blockchain, FinTech, Transaction Processing, Supply Chain, Emerging Technologies, Business Technologies, AI Enablement, Distributed Computing, Data Sharing
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Webpack, Frontend Performance, Search Engine Optimization, Web Development Tools, Web Analytics and SEO, Performance Tuning, Build Tools, Debugging, Web Development, Software Testing, Test Automation, Development Testing, WordPress, Javascript
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Network Security, Remote Access Systems, Disaster Recovery, OSI Models, General Networking, Network Administration, Network Troubleshooting, Computer Networking, Network Architecture, Network Infrastructure, Networking Hardware, Network Monitoring, TCP/IP, Virtual Private Networks (VPN), Network Protocols, Cybersecurity, Computer Security, Data Centers, Virtualization, Authentications
Intermediate · Specialization · 1 - 3 Months