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.

Peking University
Skills you'll gain: Language Interpretation, Translation, and Studies, Technical Writing, Natural Language Processing, Collaborative Software, Quality Assurance, Information Technology, Document Management, Data Import/Export, Vocabulary
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Technical Design, User Feedback, Technical Consulting, Solution Design, Solution Architecture, SAP Applications, Technical Communication, Requirements Analysis, Business Analysis, Business Requirements, Requirements Elicitation, Gap Analysis, Customer Engagement, Communication
Beginner · Course · 1 - 3 Months

Emory University
Skills you'll gain: AI Personalization, Generative AI, Marketing Automation, Customer Retention, Personalized Service, Marketing Operations, Marketing Analytics, Data-Driven Decision-Making, Customer Analysis, Customer Insights, Marketing Strategies, Marketing, Marketing Effectiveness, Responsible AI, Customer experience improvement, Self Service Technologies, Customer Engagement, Business Marketing, Customer Acquisition Management, Artificial Intelligence
Beginner · Specialization · 3 - 6 Months

MathWorks
Skills you'll gain: Medical Imaging, Magnetic Resonance Imaging, Image Analysis, X-Ray Computed Tomography, Data Import/Export, Biomedical Engineering, Matlab, Visualization (Computer Graphics), Computer Vision, Deep Learning
Beginner · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: GitHub, HTML and CSS, Git (Version Control System), Microsoft Copilot, Web Development, Web Content Accessibility Guidelines, Responsive Web Design, Javascript, Front-End Web Development, JSON, Semantic Web
Beginner · Course · 1 - 3 Months

Peking University
Skills you'll gain: Survey Creation, Interviewing Skills, Statistical Analysis, Data Quality, Research Methodologies, Data Cleansing, Data Collection, Research Design, Scientific Methods, Social Sciences, Case Studies, Data Mining, Quantitative Research, Qualitative Research, Research Reports, Big Data
Mixed · Course · 1 - 3 Months

American Psychological Association
Skills you'll gain: Qualitative Research, Research, Research Methodologies, Data Collection, Research Design, Social Sciences, Interviewing Skills, Psychology, Case Studies, Analytical Skills
Beginner · Course · 1 - 3 Months

Northwestern University
Skills you'll gain: Data-Driven Decision-Making, Strategic Communication, Collaboration, Crisis Management, Team Leadership, Organizational Leadership, Business Leadership, Culture Transformation, Strategic Decision-Making, Strategic Leadership, Customer experience strategy (CX), Case Studies, Human Centered Design, Innovation, Decision Making, Peer Review
Mixed · Course · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: LangGraph, LangChain, LLM Application, Generative AI Agents, OpenAI, Large Language Modeling, Prompt Engineering
Intermediate · Project · Less Than 2 Hours

Johns Hopkins University
Skills you'll gain: Political Sciences, Policy Analysis, Social Justice, Social Sciences, Public Policies, Game Theory, Demography, Logical Reasoning, Applied Mathematics
Mixed · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Problem Solving, Vocabulary, Logical Reasoning, Critical Thinking, Data Literacy, Arithmetic, Decision Making, Deductive Reasoning, Data Analysis, Analytical Skills, Complex Problem Solving, Grammar, English Language, Case Studies, Literacy, Learning Strategies, Applied Mathematics, Data-Driven Decision-Making, Quantitative Research, Estimation
Beginner · Specialization · 3 - 6 Months

University of Maryland, College Park
Skills you'll gain: Customer Retention, Loyalty Programs, Marketing Budgets, Brand Loyalty, Customer Acquisition Management, Competitive Analysis, Customer Analysis, Customer Relationship Management, Customer Insights, Marketing Channel, Marketing Analytics, Online Advertising, Customer Engagement, Marketing Effectiveness, Social Media Campaigns, Business-To-Consumer, AI Personalization, Data Ethics, Digital Marketing, Marketing Strategies
Intermediate · Specialization · 1 - 3 Months