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.

Vanderbilt University
Skills you'll gain: Git (Version Control System), Android Development, File I/O, Android Studio, Mobile Development, Data Persistence, Java Programming, Application Development, Event-Driven Programming, Computer Programming
Mixed · Course · 1 - 3 Months

Skills you'll gain: AI Orchestration, AI Workflows, LangGraph, Agentic systems, OpenAI API, Enterprise Application Management, Tool Calling, OAuth, Generative AI Agents, Middleware, Performance Tuning, Real Time Data, Interoperability, API Gateway, Agentic Workflows, Software Development Tools, LLM Application, Prompt Engineering, Retrieval-Augmented Generation, AI Security
Intermediate · Professional Certificate · 3 - 6 Months

Coursera
Skills you'll gain: Generative AI, Cloud Computing, Cloud API, API Design, Python Programming, Data Persistence
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: API Design, Cloud Solutions, Network Troubleshooting, Server Side, Cloud Deployment, Back-End Web Development, Data Pipelines
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Matplotlib, Box Plots, Plot (Graphics), Seaborn, Data Visualization, Data Visualization Software, Pandas (Python Package), Scatter Plots, Data Import/Export, Histogram, Python Programming, Data Manipulation, Data Analysis, Data Structures
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Excel Formulas, Spreadsheet Software, Microsoft Excel, Microsoft 365, Data Analysis, Gross Profit, Business Mathematics
Beginner · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: Accounting Software, Supplier Relationship Management
Beginner · Course · 1 - 4 Weeks

University of Huddersfield
Skills you'll gain: Integral Calculus, Differential Equations, Calculus, Analytical Skills, Advanced Mathematics, Mathematical Theory & Analysis, Engineering Calculations, Engineering Analysis, Trigonometry, General Mathematics, Applied Mathematics, Mathematical Modeling, Derivatives
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Adobe Creative Cloud, Editing, Data Import/Export, Graphic and Visual Design, Color Theory
Beginner · Course · 1 - 3 Months

Simplilearn
Skills you'll gain: Open Web Application Security Project (OWASP), Secure Coding, Operational Risk, Application Security, Security Requirements Analysis, DevSecOps, Security Testing, Threat Modeling, Cyber Attacks, Web Development, Web Applications, Security Management, Vulnerability Assessments, Security Software, Security Engineering, Security Controls, Scenario Testing, Authorization (Computing), Software Development, Data Manipulation
Beginner · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Javascript, Debugging, Web Content Accessibility Guidelines, Interactive Design, Event-Driven Programming, Web Design and Development, HTML and CSS, Web Development, User Interface (UI)
Beginner · Course · 1 - 4 Weeks

AI CERTs
Skills you'll gain: Supply Chain Management, Supply Chain, Supply Chain Planning, Supply Chain Systems, Transportation, Supply Chain, and Logistics, Generative AI Agents, Inventory Management System, AI Enablement, Generative AI, Supply Management, Demand Planning, Logistics, AI Workflows, Warehousing, Data-Driven Decision-Making, Forecasting, Artificial Intelligence, Artificial Intelligence and Machine Learning (AI/ML), Predictive Analytics, Automation
Intermediate · Course · 1 - 3 Months