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 Colorado Boulder
Skills you'll gain: Cloud Services, Cloud Computing, Cloud Infrastructure, Software-Defined Networking, Wide Area Networks, Network Architecture, Computer Networking, Virtualization, Load Balancing, Data Centers, Network Infrastructure, Terraform, Virtual Machines, Hybrid Cloud Computing, Google Cloud Platform, Virtual Private Networks (VPN), Infrastructure as Code (IaC)
Build toward a degree
Intermediate · Course · 1 - 3 Months

IIMA - IIM Ahmedabad
Skills you'll gain: Digital Transformation, Business Transformation, Stakeholder Engagement, Organizational Change, Change Management, Business Modeling, Technology Strategies, Enterprise Architecture, Cloud Computing Architecture, Governance, Business Technologies, Data-Driven Decision-Making, Workforce Development, Cybersecurity
Beginner · Course · 1 - 3 Months

Skills you'll gain: Adobe Photoshop, Photo Editing, Editing, Data Import/Export, Image Quality, Graphic Design, File Management
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Market Opportunities, New Product Development, Product Strategy, Competitive Analysis, Business Strategy, New Business Development, Market Analysis, Business Analysis, Product Development, Business Planning, Entrepreneurship, Innovation
Intermediate · Guided Project · Less Than 2 Hours

University of Colorado Boulder
Skills you'll gain: Data Ethics, Computer Security Awareness Training, Ethical Standards And Conduct, Cybersecurity, Information Technology, Responsible AI, Information Privacy, Media and Communications, Personally Identifiable Information, Artificial Intelligence, Law, Regulation, and Compliance, Data Collection
Build toward a degree
Beginner · Course · 1 - 4 Weeks

SkillUp
Skills you'll gain: Social Media Management, Social Media, Social Media Marketing, Social Media Strategy, Social Media Campaigns, Content Creation, Instagram, TikTok, Content Marketing, Content Performance Analysis, Growth Strategies, Calendar Management, Drive Engagement, Digital Marketing, Scheduling, Brand Awareness, Customer Engagement, Branding, Market Research, Data-Driven Decision-Making
Beginner · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Software Design Patterns, Software Design, Computational Thinking, Algorithms, Program Development, Computer Programming, Software Development, Data Structures, Problem Solving, Computer Science, Machine Learning Methods
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Verification And Validation, Computational Logic, System Requirements, Data Validation, Functional Requirement, Systems Design, Theoretical Computer Science
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Web Scraping, Data Import/Export, Extensible Markup Language (XML), Data Processing, Selenium (Software), Cascading Style Sheets (CSS), JSON, MongoDB, Restful API, Data Storage
Beginner · Course · 3 - 6 Months

Skills you'll gain: Data Validation, Maintainability, Javascript, Computational Thinking, Data Structures, Debugging, Data Integrity, Performance Tuning, Software Technical Review, Web Development, Algorithms
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Blockchain, Threat Modeling, Application Security, Computer Security, Security Controls, Cybersecurity, Security Engineering, Data Security, Network Security, Information Systems Security, Cryptography, Vulnerability Assessments, Secure Coding, Cryptographic Protocols, Encryption, Key Management, Risk Management, Public Key Cryptography Standards (PKCS), Data Integrity, Distributed Computing
Intermediate · Course · 1 - 3 Months

Macquarie University
Skills you'll gain: Responsible AI, Security Controls, Application Security, Cyber Attacks, Cyber Threat Intelligence, Cybersecurity, Data Security, DevSecOps, Security Engineering, Artificial Intelligence, Threat Modeling, Cyber Governance, Artificial Intelligence and Machine Learning (AI/ML), Risk Management, Encryption, Application Programming Interface (API), Machine Learning, Governance, Regulation and Legal Compliance, Applied Machine Learning
Beginner · Course · 1 - 3 Months