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: Continuous Integration, CI/CD, Application Deployment, Node.JS, Test Automation, Software Development Tools, Unit Testing, Git (Version Control System), Software Development, GitHub, Javascript
Intermediate · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: Cryptography, Encryption, Public Key Cryptography Standards (PKCS), Python Programming, Data Security
Intermediate · Guided Project · Less Than 2 Hours

Vanderbilt University
Skills you'll gain: Event-Driven Programming, Programming Principles, Computer Programming, Distributed Computing, Computer Science, Computational Thinking, Computer Networking, Data Structures, Natural Language Processing, Algorithms, Problem Solving, Application Programming Interface (API)
Beginner · Course · 1 - 3 Months

Skills you'll gain: Competitive Analysis, Market Research, Consumer Behaviour, Market Analysis, Target Market, Market Opportunities, User Research, Product Strategy, Customer Insights, Data Analysis, Data Collection, Data-Driven Decision-Making, Business Strategy, Innovation, Critical Thinking
Beginner · Course · 1 - 4 Weeks

Rice University
Skills you'll gain: Timelines, Ancient History, Scientific Methods, World History, Anthropology, General Science and Research, Environmental Science, Investigation, Environment, Spatial Analysis, Geographic Information Systems, Research, Geospatial Information and Technology, Research Methodologies, Data Collection, Biology
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Robotics, Data Mapping, Real-Time Operating Systems, Simulations, Linear Algebra, Python Programming, Algorithms, Computer Programming
Build toward a degree
Intermediate · Course · 1 - 3 Months

Erasmus University Rotterdam
Skills you'll gain: Diversity and Inclusion, Workplace inclusivity, Leadership, Organizational Leadership, Diversity Awareness, Organizational Change, Cultural Diversity, Governance, Advocacy, Social Justice, Organizational Structure
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: TypeScript, Scripting, Scripting Languages, Programming Principles
Intermediate · Guided Project · Less Than 2 Hours

Scrimba
Skills you'll gain: Data Visualization, Data Presentation, Web Applications, Full-Stack Web Development, Data Store, Database Development, Query Languages, Data Persistence, Real Time Data, Javascript, User Interface (UI), Software Engineering, Authentications
Beginner · Course · 1 - 4 Weeks

University of Virginia
Skills you'll gain: Design Thinking, Innovation, Creative Problem-Solving, Ideation, Open Mindset, Storytelling, Creativity, Curiosity, Data Visualization, Human Centered Design, Empathy
Beginner · Course · 1 - 3 Months

Skills you'll gain: Disaster Recovery, Business Continuity Planning, Contingency Planning, Business Risk Management, Data Loss Prevention, Risk Analysis, General Data Protection Regulation (GDPR), Personally Identifiable Information, Standard Operating Procedure, Incident Response, Threat Management, Compliance Management, Program Development, Continuous Improvement Process
Intermediate · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Multi-Factor Authentication, Data Security, Security Strategy, Azure Active Directory, Database Architecture and Administration, Virtual Machines, Microsoft Azure, Cloud Security, Security Controls, Identity and Access Management, Network Security, Role-Based Access Control (RBAC), Encryption, Threat Detection
Intermediate · Course · 1 - 4 Weeks