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: Legal Research, Research, Writing, Research Reports, Research Methodologies, Research Design, Writing and Editing, Journals, Databases
Mixed · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Test Planning, Test Tools, Software Testing, Configuration Management, Test Case, Integration Testing, System Testing, Test Automation, Software Development Life Cycle, Acceptance Testing, Software Technical Review, Code Review, Unit Testing, White-Box Testing, Regression Testing, Software Quality Assurance, Test Data, Risk Management, Risk Management Framework, Verification And Validation
Beginner · Specialization · 1 - 3 Months

Simplilearn
Skills you'll gain: Search Engine Marketing, Google Ads, Search Engine Optimization, Marketing Strategies, Web Analytics and SEO, Marketing, Email Marketing, Marketing Analytics, Digital Marketing, Performance marketing, Marketing Psychology, Customer Relationship Management, Paid media, Campaign Management, Marketing Automation, Advertising Campaigns, Google Analytics, UI/UX Strategy, Social Media Marketing, Digital Advertising
Beginner · Specialization · 1 - 3 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Tax Compliance, Partnership Accounting, Income Tax, Corporate Tax, Tax Laws, Tax Planning, Ethical Standards And Conduct, Organizational Structure, Strategic Decision-Making, Business Analysis
Build toward a degree
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Data-Driven Decision-Making, Strategic Decision-Making, AI Enablement, Data Ethics, Marketing Analytics, Trend Analysis, Case Studies, Artificial Intelligence, Strategic Planning, Marketing Strategies, Business Ethics
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Hardening, Distributed Denial-Of-Service (DDoS) Attacks, Incident Response, Network Architecture, Network Security, Computer Security Incident Management, Intrusion Detection and Prevention, Incident Management, Network Protocols, Threat Detection, Event Monitoring, Threat Management, Network Infrastructure, Cyber Attacks, System Monitoring, Communication Systems, Operating Systems, Linux, Bash (Scripting Language), Databases
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Model Deployment, Analytics, R Programming, Google Sheets, Health Informatics, Predictive Modeling, Automation, Data Manipulation, GitHub, Gmail, Git (Version Control System), Command-Line Interface
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Workday (Software), Payroll Processing, Payroll, Payroll Systems, Payroll Administration, Benefits Administration, Human Resources Software, Business Reporting, Workforce Management, Business Process, Compensation and Benefits, Organizational Structure, Data Maintenance, Data Import/Export
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Copilot, Generative AI, Cloud Management, Data Ethics, Microsoft Azure, Responsible AI, Cloud Computing Architecture, OpenAI, Business Process Automation, Cloud Security, Cloud Deployment, Scalability, Azure DevOps, AI Workflows, DevOps, Automation, Artificial Intelligence, Anomaly Detection
Intermediate · Course · 1 - 4 Weeks
Universidad Austral
Skills you'll gain: Mobile Development, Cross Platform Development, React Redux, iOS Development, Continuous Integration, Apple iOS, Test Automation, Unit Testing, Data Persistence, User Interface (UI), Angular, Application Development, UI Components, User Interface (UI) Design, Application Frameworks, TypeScript, Debugging, Animations
Beginner · Course · 1 - 4 Weeks

Università di Napoli Federico II
Skills you'll gain: Market Liquidity, Financial Market, Portfolio Management, Securities Trading, Investments, Securities (Finance), Equities, Portfolio Risk, Financial Trading, Capital Markets, Finance, Market Dynamics, Risk Analysis, Economics, Fixed Asset, Market Data, Derivatives, Technical Analysis, Statistical Methods, Financial Modeling
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Blockchain, Frontend Integration, Transaction Processing, Event-Driven Programming, Front-End Web Development, JavaScript Frameworks, Event Monitoring, Full-Stack Web Development, Development Environment, Web Development, Web Applications, Program Development, React.js, Emerging Technologies, Application Development, Javascript, FinTech
Intermediate · Course · 1 - 4 Weeks