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: Cucumber (Software), Behavior-Driven Development, JSON, Gherkin (Scripting Language), Restful API, Application Programming Interface (API), Test Tools, Test Case, Test Planning, JUnit, Software Testing, Test Engineering, Security Testing, Test Data, Test Automation, OAuth, Apache Maven, Authentications, Development Environment, Eclipse (Software)
Mixed · Course · 1 - 4 Weeks

Fundação Lemann
Skills you'll gain: Learning Management Systems, Pedagogy, Blended Learning, Education Software and Technology, Student-Centred Learning, Interactive Learning, Teaching, Differentiated Instruction, Classroom Management, Data Analysis, Instructional Strategies, Performance Reporting, Educational Materials, Analysis, Student Engagement, Content Performance Analysis, Adaptive Equipment
Mixed · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Operations Research, Resource Allocation, Simulation and Simulation Software, Microsoft Excel, Business Analytics, Data-Driven Decision-Making, Business Risk Management, Transportation Operations, Analytics, Risk Analysis, Process Optimization, Statistical Methods, Business Modeling, Logistics
Mixed · Course · 1 - 3 Months

University of California San Diego
Skills you'll gain: Computational Thinking, Debugging, Programming Principles, Technical Communication, Computer Programming, Event-Driven Programming, Program Development, Data Structures, Algorithms, Student Engagement, Graphical Tools
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: SQL, PostgreSQL, Query Languages
Advanced · Guided Project · Less Than 2 Hours

EC-Council
Skills you'll gain: Node.JS, MongoDB, Angular, Full-Stack Web Development, JavaScript Frameworks, Restful API, Web Applications, Web Development, NoSQL, Front-End Web Development, Application Security, Web Development Tools, Web Servers, Application Programming Interface (API), Javascript, Back-End Web Development
Beginner · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Responsive Web Design, HTML and CSS, Bootstrap (Front-End Framework), Web Design and Development, Browser Compatibility, User Interface and User Experience (UI/UX) Design, User Experience Design, Requirements Analysis, Client Services, Javascript
Mixed · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Angular, Model View Controller, JavaScript Frameworks, Application Frameworks, UI Components, HTML and CSS, Front-End Web Development, TypeScript, Web Applications, Web Development, Development Environment
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, Microsoft Copilot, Competitive Analysis, Marketing Design, Marketing Strategies, Marketing Planning, Marketing, Marketing Analytics, Performance Reporting, Marketing Channel, Generative AI, Microsoft 365, Customer Analysis, Artificial Intelligence, Customer experience improvement, Customer Retention
Beginner · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Web Development, Database Design, Relational Databases, Web Applications, Web Development Tools, Databases, Full-Stack Web Development, Application Deployment, Server Side, HTML and CSS, Back-End Web Development, Application Development, Cloud Applications, Front-End Web Development, JavaScript Frameworks, Web Servers, Scripting, Javascript, Network Protocols, Cloud Computing
Build toward a degree
Intermediate · Course · 1 - 3 Months

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Sanitation, Environmental Engineering, Water Resource Management, Sustainable Engineering, Sustainable Technologies, Public Health, Cost Estimation, Data Collection, Case Studies
Intermediate · Course · 1 - 3 Months

Vanderbilt University
Skills you'll gain: Prompt Engineering, Legal Technology, Legal Strategy, Generative AI, Legal Research, Data Ethics, Responsible AI, Artificial Intelligence, Emerging Technologies, Information Privacy
Beginner · Course · 1 - 4 Weeks