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.

Skills you'll gain: Performance Tuning, Operational Databases, Database Administration, Data Loss Prevention, Data Security, Debugging, Scripting Languages
Intermediate · Specialization · 3 - 6 Months

University of London
Skills you'll gain: Leadership and Management, Organizational Structure, Organizational Leadership, Music, Business Management, Storytelling, Leadership, Productivity, Workforce Management, Innovation, Writing and Editing, Employee Engagement, Analysis
Beginner · Course · 1 - 4 Weeks

Columbia University
Skills you'll gain: Computer Graphics, Image Analysis, 3D Modeling, Visualization (Computer Graphics), Medical Imaging, Computer Vision, Automation Engineering, Mathematical Modeling, Algorithms
Beginner · Course · 1 - 3 Months

Skills you'll gain: Jest (JavaScript Testing Framework), Unit Testing, Test Case, React.js, API Testing, Test Driven Development (TDD), Software Testing, Mockups, Javascript
Intermediate · Guided Project · Less Than 2 Hours
Skills you'll gain: Application Security, OAuth, Data Validation, Authentications, Security Testing, Secure Coding, Web Applications, Authorization (Computing), Vulnerability Scanning, Cyber Attacks, Distributed Denial-Of-Service (DDoS) Attacks, Server Side, Security Strategy
Intermediate · Course · 1 - 4 Weeks

University of California, Santa Cruz
Skills you'll gain: Environmental Science, Natural Resource Management, Laboratory Reports, Environment and Resource Management, Environmental Monitoring, Data Collection, Environment, Scientific Methods, Land Management, Biology, Hydrology, Water Resource Management, Climate Change Adaptation
Beginner · Course · 1 - 3 Months
Alberta Machine Intelligence Institute
Skills you'll gain: Prompt Engineering, Large Language Modeling, Responsible AI, Generative AI, LLM Application, Data Ethics, AI Workflows, Business Ethics, ChatGPT, AI Enablement, AI Product Strategy, Case Studies, Regulatory Requirements, Artificial Intelligence and Machine Learning (AI/ML), Deep Learning, Computer Vision, Natural Language Processing, Reinforcement Learning, Data Processing, Data Science
Beginner · Specialization · 1 - 3 Months

Fundação Instituto de Administração
Skills you'll gain: Digital Transformation, IT Service Management, Information Technology Infrastructure Library, Service Management, Interoperability, Business Transformation, Data Strategy, DevOps, Information Systems Security, Cybersecurity, Systems Integration, Innovation, Application Programming Interface (API), Service Design, Service Level, Organizational Strategy, Mobile Banking, Social Media, E-Commerce, Business Modeling
Beginner · Specialization · 3 - 6 Months

Rutgers the State University of New Jersey
Skills you'll gain: Procurement, Key Performance Indicators (KPIs), Organizational Structure, Strategic Sourcing, Supplier Relationship Management, Talent Management, Organizational Effectiveness, Performance Measurement, Procedure Development, Cross-Functional Collaboration
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Cell Biology, Physiology, Anatomy, Human Musculoskeletal System, Medical Terminology, Biology, Respiration, Life Sciences, Vital Signs, Health Assessment, Basic Patient Care
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: ASP.NET, .NET Framework, C# (Programming Language), Object Oriented Programming (OOP), Web Development, Web Applications, Object Oriented Design, Programming Principles, Development Environment, Debugging
Beginner · Course · 1 - 4 Weeks
Erasmus University Rotterdam
Skills you'll gain: Corporate Communications, Crisis Management, Business Ethics, Case Studies, Social Media Management, Facebook, Policy Analysis, Data Ethics, Leadership, Information Privacy, Stakeholder Analysis
Intermediate · Course · 1 - 3 Months