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.

Technical University of Munich (TUM)
Skills you'll gain: Supply Chain Management, Supply Chain, Inventory Management System, Supply Chain Planning, Transportation, Supply Chain, and Logistics, Supplier Management, Logistics, Business Metrics, Cost Reduction, Performance Measurement, Business Technologies, Forecasting, Demand Planning, Risk Mitigation
Beginner · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Test Planning, Test Tools, Configuration Management, Software Testing, Test Automation, Integration Testing, System Testing, Acceptance Testing, Software Quality Assurance, Test Data, Risk Management, Test Case, Risk Management Framework, Issue Tracking, Performance Testing, Version Control
Beginner · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Javascript, Web Development, Angular, Vue.JS, Application Development, React.js, Web Applications, JSON, Event-Driven Programming, Object Oriented Programming (OOP), Programming Principles, Computer Programming, Data Structures, Software Engineering, Functional Design, Computer Science
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Customer Analysis, Campaign Management, Digital Advertising
Beginner · Course · 1 - 4 Weeks
Macquarie University
Skills you'll gain: Data Visualization, Microsoft Excel, Spreadsheet Software, Excel Formulas, Data Management, Computer Literacy, Data Entry, Productivity Software, Writing
Beginner · Course · 1 - 3 Months

Skills you'll gain: Embeddings, Vector Databases, PostgreSQL, Google Cloud Platform, SQL, Database Design, Relational Databases, Generative AI
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Cost Management, Cost Estimation, Project Management, Scope Management, Project Controls, Project Closure, Project Implementation, Requirements Management, Project Schedules, Work Breakdown Structure
Beginner · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Secure Coding, Open Web Application Security Project (OWASP), Authentications, Authorization (Computing), Microsoft Copilot, Application Security, Data Validation, Web Applications, Security Controls, Vulnerability Assessments, Data Security, Data Integrity, Encryption
Beginner · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Model Evaluation, Machine Learning Algorithms, Scikit Learn (Machine Learning Library), Unsupervised Learning, Text Mining, Time Series Analysis and Forecasting, Pandas (Python Package), Classification Algorithms, Machine Learning, Applied Machine Learning, Supervised Learning, Predictive Modeling, Feature Engineering, Statistical Analysis, Jupyter, Regression Analysis, Data Preprocessing, Python Programming
Build toward a degree
Intermediate · Course · 1 - 3 Months

Indian Institute for Human Settlements
Skills you'll gain: Editing, Storytelling, Photography, Content Creation, Infographics, Writing, Media and Communications, Social Media, Research, Instagram
Mixed · Course · 1 - 3 Months

Simplilearn
Skills you'll gain: Search Engine Marketing, Google Ads, Marketing Analytics, Web Analytics, Google Analytics, Key Performance Indicators (KPIs), Marketing Effectiveness, Performance Measurement, Business Metrics, Marketing Budgets, Performance Metric, Performance marketing, Pay Per Click Advertising, Paid media, Marketing Strategies, Search Engine Optimization, Data-Driven Decision-Making, Marketing Automation, Digital Marketing, AI Personalization
Beginner · Specialization · 1 - 3 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Financial Statement Analysis, Mergers & Acquisitions, Corporate Accounting, Financial Modeling, Corporate Tax, Private Equity, Investment Banking, Financial Analysis, Corporate Finance, Tax, Financial Accounting, Accounting, Equities, Consolidation
Intermediate · Course · 1 - 4 Weeks