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 Colorado Boulder
Skills you'll gain: OSI Models, Network Security, TCP/IP, Network Architecture, Network Protocols, General Networking, Network Routers, Routing Protocols, Public Key Infrastructure, Network Model, Cryptography, Web Applications
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: MITRE ATT&CK Framework, Network Security, Cybersecurity, Exploitation techniques, Cyber Operations, Python Programming, Data Access, Authorization (Computing), Authentications, Scripting, Network Protocols, User Accounts
Intermediate · Course · 1 - 4 Weeks
Sapienza University of Rome
Skills you'll gain: Ancient History, Public History, Political Sciences, Art History, European History, World History, Research, Investigation, Social Sciences, Culture, Governance, Scientific Methods, Data Collection, Storytelling
Beginner · Course · 1 - 3 Months

Skills you'll gain: Email Marketing, Content Strategy, Content Marketing, Content Performance Analysis, HubSpot CRM, Marketing Strategies, Web Content, Social Media Content, Paid media, Marketing, Digital Content, Content Creation, Marketing Automation, Marketing Analytics, Newsletters, Marketing Psychology, Digital Marketing, A/B Testing, Customer Relationship Management, UI/UX Strategy
Beginner · Specialization · 1 - 3 Months

University of Pennsylvania
Skills you'll gain: Digital Transformation, Supply Chain Management, E-Commerce, Supply Chain, Analytics, Business Analytics, Business Technologies, Advanced Analytics, Descriptive Analytics, Customer Demand Planning, Customer experience strategy (CX), Predictive Analytics, Data-Driven Decision-Making
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Financial Modeling, Revenue Forecasting, Working Capital, Cash Flows, Business Valuation, Financial Forecasting, Expense Management, Cash Flow Forecasting, Operating Expense, Depreciation, Financial Analysis, Financial Statements, Return On Investment, Equities, Capital Expenditure, Excel Formulas, Income Statement
Mixed · Course · 1 - 3 Months

Tecnológico de Monterrey
Skills you'll gain: Brand Management, Digital Media Strategy, Digital Marketing, Marketing Communications, Digital Transformation, Marketing Analytics, Social Media Marketing, Marketing Strategies, Business Marketing, Consumer Behaviour, Innovation, Automation
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Product Demonstration, Web Content, Video Production, Presentations, Marketing Materials, Graphic Design, Data Visualization, Content Creation, Company, Product, and Service Knowledge, Web Design, Team Oriented, Storytelling, Content Marketing
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Load Balancing, ASP.NET, Test Driven Development (TDD), Debugging, C# (Programming Language), Software Testing, Scalability, Performance Testing, Restful API, Unit Testing, Microservices, .NET Framework, Object-Relational Mapping, Software Architecture, Web Applications, User Accounts, Single Sign-On (SSO), Object Oriented Design, Distributed Computing, Redis
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Email Automation, Google Workspace, Google Sheets, Stakeholder Communications, Communication Planning, Google Docs, Scripting, Google App Engine, Collaborative Software, Timelines, Project Schedules, Project Management, Web Applications, Javascript, Data Validation
Intermediate · Guided Project · Less Than 2 Hours

University of Colorado Boulder
Skills you'll gain: Social Studies, Social Sciences, Sociology, Anthropology, Media and Communications, Cultural Diversity, Environment and Resource Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Project, Timelines, Project Schedules, Milestones (Project Management), Scheduling, Data Visualization, Workflow Management, Dependency Analysis, Project Management, Project Planning
Beginner · Guided Project · Less Than 2 Hours