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.

Universitat Politècnica de València
Skills you'll gain: Microsoft Excel, Spreadsheet Software, Excel Formulas, Data Visualization, Productivity Software, Data Entry, Data Analysis Software, Data Management
Beginner · Course · 1 - 3 Months

Skills you'll gain: Android Studio, Android Jetpack, Kotlin, Android Development, Android (Operating System), Responsive Web Design, Mobile Development, UI Components, Unit Testing, Gradle, User Interface (UI) Design, Application Development, User Interface (UI), Integrated Development Environments, Object Oriented Programming (OOP), Development Environment, Programming Principles, Test Driven Development (TDD), Wireframing, Prototyping
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Object Oriented Design, Ruby (Programming Language), Performance Tuning, Data Persistence, Maintainability, Application Design, Software Engineering, Development Environment, Application Development, Application Security, Unit Testing, Scalability, Software Design, Debugging, Application Deployment, Software Configuration Management, Business Logic
Beginner · Course · 1 - 3 Months

Northeastern University
Skills you'll gain: Web Applications, Object Oriented Programming (OOP), Application Development, Python Programming, Computer Programming, Programming Principles, Data Science, Data Analysis, Scripting, Data Structures, Debugging, Style Guides, Software Documentation
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Team Performance Management, Workflow Management, Collaboration, Standard Operating Procedure, Project Documentation, Project Management Software, Process Management, Employee Surveys, Continuous Improvement Process, Performance Improvement, Data Collection, Developing Training Materials
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Consumer Behaviour, ChatGPT, Empathy, Prompt Engineering, Health And Wellness Coaching, Responsible AI, Emotional Intelligence, Human Computer Interaction, Psychology, Artificial Intelligence, Data Analysis, Generative AI, Stress Management, Data Ethics, Active Listening, Decision Making, Communication, Critical Thinking, Mindfulness, Goal Setting
Beginner · Specialization · 3 - 6 Months

Universidad Nacional Autónoma de México
Skills you'll gain: Android Development, Android Studio, Java, Mobile Development, Object Oriented Programming (OOP), Android (Operating System), Mockups, Java Programming, Application Deployment, JSON, Web Services, Application Design, Mobile Development Tools, Restful API, Application Development, Software Design Patterns, Prototyping, Application Lifecycle Management, User Interface (UI) Design, Instagram
Intermediate · Specialization · 3 - 6 Months
Logical Operations
Skills you'll gain: Security Management, Information Systems Security, IT Security Architecture, Identity and Access Management, Security Testing, Security Engineering, Application Security, Asset Protection, Risk Management Framework, Cybersecurity, Security Controls, Risk Management, Data Security, Network Security, Infrastructure Security, Threat Modeling, Cloud Security, Incident Response, Cryptography, Network Monitoring
Mixed · Course · 1 - 3 Months

Skills you'll gain: SAS (Software), Data Analysis, Exploratory Data Analysis, Statistical Programming, Data Manipulation, Data Transformation, Data Import/Export, Data Validation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Model Context Protocol, Model Deployment, AI Orchestration, AI Workflows, LangGraph, Agentic systems, Middleware, Scalability, Interoperability, LLM Application, Application Deployment, Artificial Intelligence and Machine Learning (AI/ML), LangChain, Prompt Engineering, Artificial Intelligence, Generative AI, Google Gemini, Application Programming Interface (API), Python Programming, Performance Analysis
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: ASP.NET, Middleware, .NET Framework, C# (Programming Language), Model View Controller, Back-End Web Development, Web Development, Restful API, Server Side, Full-Stack Web Development, Web Applications, Application Frameworks, Object-Relational Mapping, Microsoft SQL Servers, Data Validation, Data Migration
Intermediate · Course · 1 - 3 Months

Alex Genadinik
Skills you'll gain: Blockchain, Digital Assets, Emerging Technologies, FinTech, Payment Systems, Distributed Computing, Data Security
Mixed · Course · 1 - 3 Months