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 California, Irvine
Skills you'll gain: Persona Development, Target Audience, Social Media Strategy, Customer experience strategy (CX), Digital Marketing, Customer Acquisition Management, Marketing Strategy and Techniques, Customer Engagement, Social Media, Marketing, Value Propositions, Brand Management, E-Commerce, Mobile Banking, Branding, Experience Design
Beginner · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: React.js, UI Components, Front-End Web Development, Web Content Accessibility Guidelines, User Interface (UI), JavaScript Frameworks, Interaction Design, Web Development Tools, Event-Driven Programming, Web Frameworks, Cascading Style Sheets (CSS), Application Programming Interface (API)
Intermediate · Course · 3 - 6 Months
IE Business School
Skills you'll gain: Economic Development, International Finance, Economics, Business Economics, Market Opportunities, International Relations, Global Marketing, Demography, Business Risk Management, Analysis, Growth Strategies, Policy Analysis
Intermediate · Course · 1 - 3 Months

Skills you'll gain: AI Product Strategy, Product Lifecycle Management, Quality Assurance and Control, Product Quality (QA/QC), Product Management, Release Management, Sales Strategy, New Product Development, Performance Analysis, Responsible AI, Product Improvement, Product Marketing, Generative AI, Key Performance Indicators (KPIs), User Feedback, Risk Management, Data-Driven Decision-Making, Cross-Functional Collaboration
Beginner · Course · 1 - 3 Months

Skills you'll gain: Security Requirements Analysis, Network Architecture, Network Security, Internet Of Things, Cybersecurity, Web Services, Encryption, Embedded Systems, Network Protocols, Public Key Cryptography Standards (PKCS), Simple Object Access Protocol (SOAP), TCP/IP, Restful API, Information Privacy
Intermediate · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Power BI, Dashboard, Microsoft Power Platform, Data Visualization, Data Integration, Business Intelligence, Performance Analysis, Data Security, Microsoft Teams, Data Analysis Software, No-Code Development, Customer Engagement
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Jest (JavaScript Testing Framework), Mobile Development, Web Development Tools, Unit Testing, Programming Principles, Javascript, React Native, JSON, Computer Programming, Node.JS, Object Oriented Programming (OOP), Software Testing, Functional Design
Beginner · Course · 1 - 3 Months

University of London
Skills you'll gain: C++ (Programming Language), Object Oriented Programming (OOP), Object Oriented Design, Programming Principles, Program Development, Computer Programming, Data Structures, Debugging
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Sales Operations, Responsible AI, Sales Process, Sales Enablement, Generative AI Agents, Sales Management, Sales Strategy, Sales, Data Ethics, Forecasting, Prompt Engineering, Customer Relationship Management, Data-Driven Decision-Making, Strategic Decision-Making
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: JSON, Restful API, HTML and CSS, Web Design, Cloud API, Hypertext Markup Language (HTML), Web Development, Cascading Style Sheets (CSS), Web Applications, Responsive Web Design, Real Time Data, Javascript
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Azure Active Directory, Active Directory, Regulatory Compliance, Security Controls, Identity and Access Management, Generative AI, Cloud Security, Data Governance, Authentications, Network Security, Role-Based Access Control (RBAC), Data Security, Threat Detection, Multi-Factor Authentication
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Content Performance Analysis, Drive Engagement, Content Strategy, Web Analytics, Social Media Content, Customer Engagement, Content Creation, Strategic Communication, Branding, Marketing Analytics, Media Strategy, Social Media Strategy, Social Media, Marketing Channel, Video Production, Digital Marketing
Beginner · Guided Project · Less Than 2 Hours