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.

University of California, Irvine
Skills you'll gain: Security Strategy, Cyber Governance, Security Management, Cyber Risk, Compliance Management, Risk Management, Regulatory Compliance, Cyber Security Policies, Cybersecurity, Law, Regulation, and Compliance, Cyber Security Strategy, Governance, NIST 800-53, Security Controls, Procedure Development, Data Governance, Program Standards, Computer Security
Mixed · Course · 1 - 4 Weeks

Fundação Lemann
Skills you'll gain: Planning, Strategic Leadership, Organizational Strategy, Action Oriented, Leadership and Management, Quality Management, Organizational Effectiveness, Analysis, Needs Assessment, Community Development, Program Evaluation, Data-Driven Decision-Making
Mixed · Course · 1 - 3 Months

EDUCBA
Skills you'll gain: Technical Drawing, Engineering Drawings, Mechanical Drawings, Computer Aided Three-Dimensional Interactive Application (CATIA), Assembly Drawing, 3D Modeling, Mechanical Design, Drafting and Engineering Design, Computer-Aided Design, Visualization (Computer Graphics), File Management, Engineering Design Process, Interoperability
Beginner · Course · 1 - 3 Months

Emory University
Skills you'll gain: Marketing Analytics, AI Personalization, Data-Driven Decision-Making, Marketing Strategies, Marketing, AI Enablement, Marketing Effectiveness, Responsible AI, Customer experience improvement, Artificial Intelligence, Customer Insights, Data Collection
Beginner · Course · 1 - 3 Months

Skills you'll gain: Rust (Programming Language), Data Structures, Package and Software Management, Blockchain, Development Environment, Web Development, Programming Principles, Web Servers, Restful API, System Programming, Maintainability, Algorithms, Integrated Development Environments, Software Testing, Unit Testing, Software Design Patterns, Development Testing, Debugging
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Data-Driven Decision-Making, Agile Product Development, Project Performance, Process Improvement
Beginner · Course · 1 - 4 Weeks
Emory University
Skills you'll gain: Customer Analysis, Statistical Analysis, Target Market, Marketing Analytics, Market Research, Data Analysis, Data Analysis Software, Marketing, Exploratory Data Analysis, Marketing Strategy and Techniques, Consumer Behaviour, Brand Strategy
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Timelines, Project Schedules, Microsoft Excel, Data Visualization, Dashboard, Scheduling, Project Management Software
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: AI Workflows, Agentic Workflows, Deepseek, Automation, DeepSeek API, OpenAI API, Agentic systems, Google Sheets
Intermediate · Course · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: NoSQL, Data Warehousing, Database Management Systems, Database Architecture and Administration, Database Administration, Databases, Relational Databases, Database Design, Big Data, Data Processing, Transaction Processing, Data Security, Scalability
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Risk Mitigation, Business Process Modeling, Stakeholder Analysis, Risk Analysis, Project Scoping, Stakeholder Management, Process Flow Diagrams, Risk Management, Work Breakdown Structure, Stakeholder Engagement, Scope Management, Business Requirements, Presentations, Requirements Elicitation, Business Analysis, Looker (Software), Requirements Analysis, Project Management, Process Optimization, Data Analysis Software
Advanced · Course · 1 - 3 Months

Universidad Nacional Autónoma de México
Skills you'll gain: Android Development, Android Studio, Mobile Development, Application Development, Application Lifecycle Management, User Interface (UI) Design, Data Persistence, UI Components, Authorization (Computing), User Interface (UI), Data Storage, Database Management, File I/O
Intermediate · Course · 1 - 3 Months