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 Maryland, College Park
Skills you'll gain: Customer Analysis, Commercialization, Product Planning, Business Modeling, Strategic Decision-Making, Innovation, Entrepreneurship, Entrepreneurial Finance, Market Opportunities, Business Planning, New Product Development, Sales Strategy, Sales Pipelines, Ideation, Sales Presentation, Customer Insights, Product Development, Team Building, Capital Markets, Finance
Beginner · Specialization · 3 - 6 Months

Minnesota State University, Mankato
Skills you'll gain: Human Capital, People Analytics, Performance Metric, Labor Compliance, People Development, Talent Acquisition, Recruitment Strategies, Employee Engagement, Business Ethics
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Agentic systems, OpenAI API, AI Workflows, Tool Calling, OAuth, AI Orchestration, Middleware, Generative AI Agents, Real Time Data, Interoperability, API Gateway, Agentic Workflows, Software Development Tools, LLM Application, Prompt Engineering, Application Programming Interface (API), Authentications, Software Architecture, Systems Integration, Application Security
Intermediate · Professional Certificate · 1 - 3 Months

Coursera
Skills you'll gain: SQL, PostgreSQL, Query Languages, Data Manipulation
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Application Security, Incident Response, Intrusion Detection and Prevention, Network Security, Cybersecurity, Cyber Security Strategy, Cyber Attacks, Data Security, Hardening, Distributed Denial-Of-Service (DDoS) Attacks, Vulnerability Management, Vulnerability Assessments, Multi-Factor Authentication, System Configuration, Scripting, Linux Commands, Bash (Scripting Language), Linux, Scripting Languages, Python Programming
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Software Installation
Beginner · Course · 1 - 3 Months

Georgia Institute of Technology
Skills you'll gain: Structural Analysis, Mechanical Engineering, Failure Analysis, Engineering Analysis, Mechanics, Materials science, Engineering Calculations, Civil Engineering, Mathematical Modeling, Trigonometry
Mixed · Course · 1 - 3 Months

Skills you'll gain: Object Oriented Programming (OOP), C++ (Programming Language), Application Development, Object Oriented Design, Data Visualization Software, Visualization (Computer Graphics), Programming Principles, Computer Graphics, Solution Design, Computational Thinking, Graphing, Verification And Validation, Program Development, Development Environment, Software Visualization, Graphic and Visual Design, Data Presentation, Application Design, Data Validation, Computer Programming
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Core Data (Software), iOS Development, Data Store, Maintainability, User Interface and User Experience (UI/UX) Design, Software Design, Cloud Storage, Data Validation
Intermediate · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Cost Management, Project Risk Management, Cost Control, Quality Control, Project Schedules, Project Performance, Risk Analysis, Scheduling, Quality Assurance, Project Management, Project Planning, Agile Project Management, Sprint Planning, Cost Reduction, Microsoft Excel, Microsoft Word, Team Leadership, Microsoft Office, Leadership, Leadership Development
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Unity Engine, User Interface (UI), Android Development, C# (Programming Language), Video Game Development, GitHub, Animation and Game Design, User Interface (UI) Design, Mobile Development, 3D Assets, User Interface and User Experience (UI/UX) Design, Microsoft Visual Studio, System Implementation, Software Installation
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Threat Detection, Operating Systems
Beginner · Course · 1 - 3 Months