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.

Scrimba
Skills you'll gain: Ajax, Object Oriented Programming (OOP), Javascript, JSON, Application Programming Interface (API), Scripting, Software Design Patterns, Data Management, Data Structures, Event-Driven Programming, Data Validation, Prototyping, Computational Logic, Maintainability, Programming Principles, Web Development, Software Development, Debugging, Software Engineering, Performance Tuning
Intermediate · Specialization · 1 - 3 Months

Politecnico di Milano
Skills you'll gain: Intellectual Property, Legal Risk, Responsible AI, General Data Protection Regulation (GDPR), Personally Identifiable Information, AI Security, Legal Technology, Law, Regulation, and Compliance, Regulation and Legal Compliance, Information Privacy, Artificial Intelligence, Data Ethics, Risking, Ethical Standards And Conduct
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: NoSQL, Data Warehousing, Database Management Systems, Database Architecture and Administration, Database Administration, Databases, Relational Databases, Big Data, Data Architecture, Data Processing, Data Integrity, Data Security, Scalability
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Vanderbilt University
Skills you'll gain: AI Security, Responsible AI, Generative AI, Data Ethics, Business Ethics, AI Personalization, Information Privacy, Threat Modeling, Personally Identifiable Information, Threat Detection, Cybersecurity, Law, Regulation, and Compliance, Fraud detection, Prompt Engineering, Public Affairs
Beginner · Course · 1 - 3 Months

University of California, Irvine
Skills you'll gain: Video Production, Grammar, Peer Review, Writing, Editing, Proofreading, English Language, Creativity
Advanced · Course · 1 - 3 Months

Skills you'll gain: Information Systems Security, Cyber Security Policies, Data Ethics, Cyber Governance, Application Security, Cyber Risk, Computer Security, General Data Protection Regulation (GDPR), Responsible AI
Beginner · Course · 1 - 4 Weeks

HubSpot Academy
Skills you'll gain: Sales Enablement, Data Visualization, Sales Presentations, Sales Management, Prospecting and Qualification, Persona Development, HubSpot CRM, Sales Training, Sales Strategy, Sales Process, Lead Generation, Employee Onboarding, Sales Pipelines, Target Audience, Sales, Dashboard, Customer Success Management, Business Reporting, Content Marketing, Customer Relationship Management (CRM) Software
Beginner · Specialization · 3 - 6 Months

L&T EduTech
Skills you'll gain: Oil and Gas, Petroleum Industry, Big Data, Data Management, Data Processing, Artificial Intelligence and Machine Learning (AI/ML), Process Engineering, Geostatistics, Anomaly Detection, Image Analysis, Production Process, Machine Learning, Artificial Intelligence, Physical Science, Natural Resource Management, Exploratory Data Analysis
Beginner · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Content Performance Analysis, Prompt Engineering, Microsoft Copilot, Customer Insights, Customer Analysis, Competitive Analysis, Persona Development, Content Marketing, Content Creation, Marketing Analytics, Generative AI Agents, Marketing Design, Marketing Strategies, Marketing Planning, Marketing Materials, Marketing, Ideation, Marketing Effectiveness, Social Media Content, Data Analysis
Beginner · Specialization · 1 - 3 Months

University of Pennsylvania
Skills you'll gain: Team Performance Management, Systems Thinking, Cognitive flexibility, Team Building, Knowledge Transfer, Innovation, Organizational Development, Organizational Effectiveness, Creative Thinking, Problem Solving, Adaptability, Decision Making, Culture
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Web Analytics and SEO, Search Engine Optimization, Content Marketing, Web Analytics, Blogs, Search Engine Marketing, Content Creation, Marketing Strategy and Techniques, Digital Marketing, Growth Strategies, Content Strategy, Social Media Marketing, Market Research
Beginner · Course · 1 - 3 Months

Skills you'll gain: Timelines, Project Schedules, Microsoft Excel, Data Visualization, Dashboard, Scheduling, Project Management Software
Beginner · Guided Project · Less Than 2 Hours