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: Data Persistence, File I/O, C (Programming Language), Game Design, Programming Principles, Debugging, Data Modeling, Computational Thinking, Data Integrity, Program Development, Application Development, Data Maintenance, Computational Logic, Data Validation, Command-Line Interface, Application Design, Animation and Game Design, User Interface (UI), Algorithms, Data Structures
Beginner · Specialization · 1 - 3 Months

Scrimba
Skills you'll gain: Prompt Engineering, Responsible AI, OpenAI API, Generative AI, Data Ethics, AI Security, ChatGPT, Artificial Intelligence, Application Programming Interface (API), Computer Programming, Key Management
Intermediate · Course · 1 - 3 Months

University of California, Irvine
Skills you'll gain: Data Storytelling, Data Presentation, Human Capital, Employee Relations, Human Resource Strategy, Performance Metric, Employee Training, Dashboard, Business Metrics, Employee Engagement, Business Analysis, Employee Retention, Data Analysis, Compensation Analysis, Training and Development, Compensation and Benefits, Compensation Strategy, Talent Recruitment, Mental Health
Beginner · Course · 1 - 4 Weeks
University of California, Davis
Skills you'll gain: Keyword Research, Search Engine Optimization, Persona Development, Search Engine Marketing, Content Creation, Social Media Strategy, Web Analytics and SEO, Social Media, Content Strategy, Social Media Marketing, Competitive Analysis, Target Audience, Data Analysis, Analytics, Digital Media Strategy, Branding, Target Market, Forecasting, Content Development and Management, Content Marketing
Beginner · Specialization · 3 - 6 Months

University of California, Santa Cruz
Skills you'll gain: C++ (Programming Language), Go (Programming Language), File I/O, Data Structures, Object Oriented Programming (OOP), Software Design Patterns, Debugging, Computer Programming, Unit Testing, Programming Principles, Algorithms, C (Programming Language), Program Development, Integrated Development Environments, Graph Theory, Software Testing, Artificial Intelligence, Integration Testing, Software Design, System Design and Implementation
Intermediate · Specialization · 3 - 6 Months

Amazon Web Services
Skills you'll gain: AWS Identity and Access Management (IAM), Infrastructure as Code (IaC), Large Language Modeling, Amazon CloudWatch, AWS CloudFormation, Amazon DynamoDB, Software Development Life Cycle, CI/CD, Amazon Web Services, Professional Networking, Prompt Engineering, Cloud Computing, Generative AI, Extract, Transform, Load, Software Architecture, Cloud Computing Architecture, Cloud Management, Data Management, Problem Solving, Teamwork
Build toward a degree
Beginner · Professional Certificate · 3 - 6 Months

Board Infinity
Skills you'll gain: Make.com, Email Automation, DeepSeek API, Deepseek, Workflow Management, AI Workflows, No-Code Development, Operational Efficiency, Agentic Workflows, AI Enablement, Large Language Modeling, Retrieval-Augmented Generation, Automation, Generative AI, Application Programming Interface (API), Embeddings, Model Deployment, Natural Language Processing, Prompt Engineering, Debugging
Intermediate · Specialization · 1 - 3 Months

Universitat Politècnica de València
Skills you'll gain: Computational Thinking, Computer Programming, Programming Principles, Algorithms, Web Applications, Object Oriented Programming (OOP), Information Technology, Information Systems, Data Structures, Javascript, SQL, Hypertext Markup Language (HTML), Cascading Style Sheets (CSS), Databases
Beginner · Course · 1 - 3 Months
École Polytechnique Fédérale de Lausanne
Skills you'll gain: Scala Programming, Software Design, Software Design Patterns, Functional Design, Event-Driven Programming, Java, Programming Principles, Performance Tuning, Data Structures, Algorithms
Intermediate · Course · 1 - 3 Months
University of Michigan
Skills you'll gain: Analytics, Data Analysis, Statistical Analysis, Probability & Statistics, Statistics, Python Programming, Data Manipulation
Intermediate · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Javascript, Interactive Design, HTML and CSS, Web Design and Development, Web Content Accessibility Guidelines, Event-Driven Programming, User Interface (UI), Web Development, Data Structures, Programming Principles, Debugging
Beginner · Course · 1 - 4 Weeks
Illinois Tech
Skills you'll gain: Health Informatics, Clinical Informatics, Technology Roadmaps, Patient Flow, Public Health, Health Systems, Innovation, Health Care, Healthcare Project Management, Systems Integration, Data Analysis, Health Policy, Medical Terminology, Emerging Technologies, Data Management, Data Governance, Artificial Intelligence and Machine Learning (AI/ML), Machine Learning, Regulatory Compliance, Natural Language Processing
Intermediate · Specialization · 1 - 3 Months