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.

Duke University
Skills you'll gain: Web Scraping, Extensible Markup Language (XML), Web Development Tools, HTML and CSS, Unstructured Data, Web Applications, Python Programming
Intermediate · Guided Project · Less Than 2 Hours

University of Arizona
Skills you'll gain: Integrated Marketing Communications, Media and Communications, Marketing Communications, Brand Strategy, Brand Marketing, Branding, Marketing, Brand Management, Marketing Strategies, Strategic Marketing, Marketing Effectiveness, Strategic Communication, Social Media Strategy, Content Marketing, Social Media Marketing, Direct Marketing, Product Marketing, Marketing Strategy and Techniques, Communication, Digital Marketing
Beginner · Specialization · 3 - 6 Months

IE Business School
Skills you'll gain: Survey Creation, Surveys, Marketing Planning, Market Research, Business Research, Product Marketing, Consumer Behaviour, Value Propositions, Market Analysis, Marketing, Business Planning, Marketing Channel, Peer Review, Case Studies, Product Strategy, Target Market, Research Design, Data Analysis, Marketing Communications, Marketing Strategies
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Retrieval-Augmented Generation, LLM Application, Large Language Modeling, Generative Model Architectures, Generative AI, Data Ethics, Model Evaluation, Responsible AI, Prompt Engineering, Information Privacy, Natural Language Processing
Beginner · Course · 1 - 3 Months

West Virginia University
Skills you'll gain: Fraud detection, Internal Controls, Anomaly Detection, Financial Auditing, Cybersecurity, Investigation, Analytics, Big Data, Accounting, Compliance Reporting, Data Analysis Software, Ethical Standards And Conduct
Mixed · Course · 1 - 3 Months

Skills you'll gain: Database Design, Relational Databases, Database Application, Microsoft SQL Servers, Data Integrity, Databases, Database Management, Data Modeling, Visual Basic (Programming Language), Application Development, User Interface (UI)
Beginner · Course · 1 - 4 Weeks

Princeton University
Skills you'll gain: Blockchain, Cryptography, Cryptographic Protocols, Encryption, Payment Systems, FinTech, Key Management, Application Security, Digital Assets, Network Protocols, Transaction Processing, Data Storage, Distributed Computing, Emerging Technologies, Scripting, Financial Regulation, Market Dynamics
Mixed · Course · 1 - 3 Months

SkillUp
Skills you'll gain: Email Security, Productivity Software, Microsoft Outlook, File Management, Collaborative Software, Presentations, Microsoft Teams, Google Docs, Calendar Management, Microsoft PowerPoint, Control Panels, Gmail, Slack (Software), Microsoft Office, Microsoft Word, Spreadsheet Software, Setting Appointments, Google Workspace, Google Sheets, Software Installation
Beginner · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Marketing Analytics, Marketing Effectiveness, Market Analysis, Competitive Analysis, Marketing, Key Performance Indicators (KPIs), Market Research, Target Audience, Target Market, Dashboard, Return On Investment, Value Propositions, Smart Goals, Business Strategy, Cross-Channel Marketing, Concision, Variance Analysis, Strategic Partnership, Data Collection, Strategic Decision-Making
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Prompt Engineering, AI Orchestration, AI Workflows, LangChain, Retrieval-Augmented Generation, Agentic Workflows, Tool Calling, LangGraph, LLM Application, Agentic systems, Multimodal Prompts, Generative AI, AI Security, Generative AI Agents, Vector Databases, Generative Model Architectures, OpenAI API, Responsible AI, Embeddings, Software Development
Advanced · Professional Certificate · 3 - 6 Months

Skills you'll gain: Google Analytics, Data Storytelling, Content Performance Analysis, Web Analytics and SEO, Data Validation, Stakeholder Engagement, Statistical Modeling, Search Engine Optimization, Marketing Analytics, Web Analytics, Marketing Automation, Data Visualization, Customer Insights, Data-Driven Decision-Making, Campaign Management, Key Performance Indicators (KPIs), Predictive Analytics, Performance Measurement, Return On Investment, Artificial Intelligence
Intermediate · Specialization · 3 - 6 Months

University of Pennsylvania
Skills you'll gain: Sociology, Social Sciences, Social Impact, Economics, Policy, and Social Studies, Public Policies, Cultural Diversity, Surveys, Qualitative Research, Data Collection, Research
Beginner · Course · 1 - 4 Weeks