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.

Northeastern University
Skills you'll gain: Strategic Decision-Making, Strategic Leadership, Organizational Strategy, Corporate Strategy, Business Strategy, Organizational Structure, Performance Management, Health Care Administration, Business Management, Strategic Partnership, Leadership, Mergers & Acquisitions, Analysis, Competitive Analysis, New Business Development, Market Analysis, Operational Efficiency
Beginner · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Application Security, Serverless Computing, Secure Coding, Risk Management Framework, Threat Modeling, Cloud Security, Infrastructure Security, Cloud Services, Web Applications, Cloud Platforms, Javascript, Node.JS, Amazon Web Services
Intermediate · Course · 1 - 4 Weeks

Google - Spectrum Sharing
Skills you'll gain: Key Management, Interoperability, Configuration Management, Telecommunications, Wireless Networks, Authorization (Computing), Data Validation
Advanced · Course · 1 - 3 Months

Skills you'll gain: Natural Language Processing, Recurrent Neural Networks (RNNs), Embeddings, Transfer Learning, Data Pipelines, Data Preprocessing, Artificial Neural Networks, Unstructured Data, Machine Learning Methods, Machine Learning
Intermediate · Course · 1 - 4 Weeks

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Linux Commands, Shell Script, Unix Commands, Systems Administration, File I/O, Data Management, Software Development, Process Management, Computer Security
Intermediate · Course · 1 - 3 Months

Cisco Learning and Certifications
Skills you'll gain: Software-Defined Networking, YAML, Network Architecture, Network Protocols, Network Routing, Computer Networking, Data Modeling, Extensible Markup Language (XML), JSON, Automation, Application Programming Interface (API)
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Robotics, Data Mapping, Real-Time Operating Systems, Simulations, Linear Algebra, Python Programming, Algorithms, Computer Programming
Build toward a degree
Intermediate · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Sustainable Systems, Sustainable Development, Organizational Change, Culture Transformation, Organizational Effectiveness, Sustainable Business, Strategic Leadership, Leadership Development, Corporate Sustainability, Systems Thinking, Environmental Issue, Social Impact, Leadership, Business Ethics, Initiative and Leadership, Professional Development, Change Management, Environmental Social And Corporate Governance (ESG), Complex Problem Solving, Communication
Beginner · Course · 1 - 3 Months

Scrimba
Skills you'll gain: User Accounts, Real Time Data, Authentications, Frontend Integration, Cloud Applications, Application Development, Serverless Computing, Application Security, Web Applications, Data Management, Data Storage, Cloud Security
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Google Gemini, Prompt Engineering, Generative AI Agents, Retrieval-Augmented Generation, Generative AI, Google Cloud Platform, Responsible AI, AI Enablement, AI Product Strategy, Google Workspace, Customer Engagement, AI Workflows, Agentic systems, AI Security, LLM Application, Cloud Infrastructure, Cloud Computing, Artificial Intelligence, Data Modeling, Collaboration
Beginner · Specialization · 3 - 6 Months

ISAE-SUPAERO
Skills you'll gain: Mechanics, Structural Analysis, Engineering Analysis, Mechanical Engineering, Vibrations, Mathematical Modeling, Control Systems, Physics, Systems Analysis
Intermediate · Course · 1 - 3 Months

Pearson
Skills you'll gain: Scope Management, Project Schedules, Project Scoping, Scheduling, Requirements Management, Resource Allocation, Project Planning, Sprint Planning, Project Management, Work Breakdown Structure, Agile Methodology, Project Estimation, Agile Project Management, Change Control, Dependency Analysis
Beginner · Course · 1 - 4 Weeks