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: Engineering, Scientific, and Technical Instruments, Embedded Systems, Embedded Software, Real Time Data, Electronics, Electronic Systems, Electronic Components, Design Specifications
★ 4.7 (258) · Intermediate · Course · 1 - 3 Months

Universitat Autònoma de Barcelona
Skills you'll gain: Data Storytelling, Data Literacy, Systems Thinking, Case Studies, Sustainable Development, Quantitative Research, Sustainability Standards, Water Resource Management, Energy and Utilities, Social Impact, Analysis, Environmental Science, Complex Problem Solving, Policy Analysis, Environment and Resource Management, Dealing With Ambiguity
★ 4.5 (108) · Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Epidemiology, Public Health, Public Health and Disease Prevention, Health Systems, Community Health, Health Policy, Program Evaluation, Infectious Diseases, Data Collection, Trend Analysis
★ 4.8 (499) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Model Evaluation, Scikit Learn (Machine Learning Library), Regression Analysis, Performance Tuning, Applied Machine Learning, Machine Learning Methods, Machine Learning, Bayesian Statistics, Data Analysis
★ 4.9 (8) · Beginner · Guided Project · Less Than 2 Hours

Simplilearn
Skills you'll gain: Responsible AI, Data Ethics, General Data Protection Regulation (GDPR), Ethical Standards And Conduct, Business Ethics, Information Privacy, Case Studies, Regulatory Compliance, Healthcare Ethics, Law, Regulation, and Compliance, Artificial Intelligence, Model Evaluation, Socioeconomics, Social Studies
Beginner · Course · 1 - 4 Weeks

Amazon Web Services
Skills you'll gain: Model Context Protocol, Amazon Bedrock, Model Deployment, Generative AI Agents, AI Orchestration, AI Workflows, AI Enablement
★ 4 (14) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Back-End Web Development, Django (Web Framework), Git (Version Control System), Full-Stack Web Development, API Testing, Server Side, API Design, Application Development, Restful API, Unit Testing, MySQL, User Accounts, Web Applications, Databases
★ 4.6 (180) · Intermediate · Course · 1 - 4 Weeks

ESSEC Business School
Skills you'll gain: Revenue Management, Hospitality Management, Digital Marketing, Data-Driven Decision-Making, Demand Generation, Hotel Operations, Asset Management, Marketing, Customer Demand Planning, Forecasting, Business Valuation, Return On Investment
★ 4.7 (374) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Power BI, Data Analysis Expressions (DAX), Data Transformation, Business Intelligence, Data Modeling, Interactive Data Visualization, Data Manipulation, Dashboard, Data Visualization Software, Microsoft Excel, SQL Server Reporting Services, Data Warehousing, Data Sharing, Data Integration
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Responsible AI, Sales Enablement, Sales Strategy, Sales Process, Sales Management, Sales Development, Customer experience improvement, Sales Operations, Generative AI Agents, Customer Engagement, Sales, Data-Driven Decision-Making, AI Enablement
★ 4.2 (9) · Beginner · Course · 1 - 4 Weeks

Khalifa University
Skills you'll gain: AI Enablement, Feature Engineering, Responsible AI, Data Preprocessing, Strategic Decision-Making, Business Leadership, Data-Driven Decision-Making, Data Ethics, Business Analytics, Natural Language Processing, Large Language Modeling, Artificial Intelligence, Predictive Analytics, Advanced Analytics, Governance, Data Governance, Systems Integration, Business Ethics, Workflow Management, Applied Machine Learning
★ 4.2 (6) · Beginner · Course · 1 - 4 Weeks

University of Toronto
Skills you'll gain: Apple iOS, Swift Programming, Apple Xcode, Mobile Development, Application Design, Application Development, User Interface (UI), Interaction Design, Data Persistence, Animations, Computer Graphics, Persistence, Storyboarding, Network Model
★ 4.1 (269) · Mixed · Course · 1 - 3 Months