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.

Skills you'll gain: Cloud Development, Microsoft Azure, Software Development, Cloud Deployment, Cloud Applications, Cloud Computing, Application Deployment, Design Strategies
Intermediate · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Digital Transformation, Business Transformation, Operational Excellence, Data Strategy, Innovation, Operational Efficiency, Customer experience strategy (CX), Technology Strategies, Plan Execution, Strategic Leadership, Customer Engagement, Data-Driven Decision-Making, Business Strategies, Business Leadership, Digital Analysis, Operational Performance Management, Organizational Strategy, Risk Management, Change Management, Computing Platforms
Build toward a degree
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Responsible AI, Inventory Management System, Inventory Control, Supply Chain Management, Supply Chain, Generative AI, Operational Efficiency, Supply Chain Planning, Inventory and Warehousing, Supply Chain Systems, Transportation, Supply Chain, and Logistics, Data Ethics, Logistics Management, AI Enablement, Demand Planning, AI Integrations, Customer Demand Planning, Emerging Technologies, Predictive Analytics, Automation
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Model Context Protocol, AI Workflows, AI Integrations, Generative AI Agents, Tool Calling, OpenAI API, Agentic Workflows, Anthropic Claude, Context Management, Real Time Data, Debugging, Artificial Intelligence and Machine Learning (AI/ML), Servers, Artificial Intelligence, Data Access, Generative AI, Interoperability, Server Administration
Intermediate · Course · 1 - 4 Weeks

University of Illinois Urbana-Champaign
Skills you'll gain: Wealth Management, Estate Planning, Portfolio Management, Real Estate, Investments, Financial Industry Regulatory Authorities, Commercial Real Estate, Regulatory Compliance, Asset Management, Tax Planning, Finance, Risk Management, Return On Investment, Financial Analysis, Business Strategies, Strategic Planning, Business, Data Management, Financial Statements, Failure Analysis
Intermediate · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Marketing Automation, Marketing Planning, Marketing Analytics, Competitive Analysis, Prompt Engineering, Email Automation, Search Engine Optimization, Generative AI, Key Performance Indicators (KPIs), AI Personalization, Lead Generation, A/B Testing, Content Creation, Web Analytics, Performance Measurement, Data Visualization, Customer Insights, Data-Driven Decision-Making, Digital Marketing, Content Strategy
Intermediate · Specialization · 3 - 6 Months

University of Maryland, College Park
Skills you'll gain: Customer Retention, Loyalty Programs, Brand Loyalty, Customer Relationship Management, Customer Insights, Customer Relationship Building, Customer Data Management, Marketing Analytics, Customer Acquisition Management, Marketing Effectiveness, Data-Driven Marketing, Customer Analysis, Relationship Management, Marketing Strategies, Return On Investment, Equities, Predictive Modeling
Beginner · Course · 1 - 4 Weeks

University of London
Skills you'll gain: Leadership Studies, Leadership and Management, Organizational Structure, Business Leadership, Organizational Leadership, Performing Arts, Music, Drive Engagement, Motivational Skills, Business Management, Storytelling, Oral Expression, Leadership, People Management, Productivity, Musical Composition, Workforce Management, Writing and Editing, Organizational Development, Employee Engagement
Beginner · Course · 1 - 4 Weeks

Arizona State University
Skills you'll gain: Semiconductors, Electronic Components, Laboratory Research, Electrical Engineering, Electronics Engineering, Electronics, Data Analysis Software
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Open Web Application Security Project (OWASP), Exploitation techniques, Vulnerability Assessments, Application Security, Vulnerability Management, Security Controls, Authorization (Computing), Cryptography, System Configuration, Encryption, Software Design
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Blockchain, Business Process Automation, Digital Transformation, Business Transformation, Automation, Emerging Technologies, Market Opportunities, Internet Of Things, Supply Chain Management, Data Integration, Distributed Computing, Systems Integration, Case Studies, Market Trend
Beginner · Course · 1 - 3 Months

Skills you'll gain: Risking, Generative Model Architectures, AI Security, OpenAI, AI Product Strategy, Investment Management, Data Ethics, Technology Strategies, Asset Management, Investments, Portfolio Management, Market Data, Business Ethics, Customer experience improvement, Operational Efficiency
Beginner · Course · 1 - 4 Weeks