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.

Johns Hopkins University
Skills you'll gain: Database Management, Apache Hadoop, Query Languages, Big Data, Databases, SQL, Data Access, Distributed Computing, Performance Tuning, Data Processing, Data Integrity, Authorization (Computing), Data Storage Technologies, File Systems, Algorithms
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Process Optimization, Process Improvement, Innovation, Workforce Development, Digital Transformation, Technology Strategies, Manufacturing Operations, Workforce Management, Budget Management, Emerging Technologies, Organizational Change, Regulatory Requirements, Supply Chain Management, Change Management, Compliance Management, Infrastructure Architecture, Data Security
Intermediate · Course · 1 - 4 Weeks

University of Virginia
Skills you'll gain: Model View Controller, Debugging, Integrated Development Environments, Software Design, User Interface (UI), Responsive Web Design, HTML and CSS, Data Modeling, Database Design, Web Design and Development, Software Development Tools, NoSQL, Database Architecture and Administration, Application Programming Interface (API), UI Components, OpenAI, ChatGPT, Web Applications, Version Control, Programming Principles
Beginner · Specialization · 1 - 3 Months

Codio
Skills you'll gain: Model View Controller, Test Driven Development (TDD), Restful API, Vue.JS, Full-Stack Web Development, Frontend Integration, Web Applications, Unit Testing, Server Side, Javascript, HTML and CSS, Cascading Style Sheets (CSS), User Interface (UI)
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Database Design, SQL, Relational Databases, Database Management, Database Systems, Performance Tuning, Databases, Database Administration, Query Languages
Intermediate · Guided Project · Less Than 2 Hours
Skills you'll gain: USB, Hardware Design, Electronics, Electrical Systems, Electronic Systems, Electrical Power, Electronic Components, Computer-Aided Design, Schematic Diagrams, Design, Design Specifications, Design Strategies, Verification And Validation, Data Import/Export
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Azure, Data Security, Relational Databases, Disaster Recovery, Cloud Management, Databases, System Monitoring, Data Storage, Data Management, Microsoft SQL Servers, Cloud Storage, Role-Based Access Control (RBAC)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Power Platform, Hypertext Markup Language (HTML), No-Code Development, UI Components, Development Environment, Language Interpretation, Translation, and Studies, Web Content, Web Design and Development, Content Management
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Closing (Sales), Consultative Selling, Retail Sales, Sales Presentation, Value Propositions, Customer experience strategy (CX), Cross Selling, Merchandising, Customer Insights, Product Demonstration, Customer Engagement, Consumer Behaviour, Brand Management, Digital Marketing
Intermediate · Course · 1 - 3 Months
Kennesaw State University
Skills you'll gain: Marketing, Marketing Channel, Social Media Marketing, Marketing Strategies, Marketing Effectiveness, Content Marketing, Consumer Behaviour, Digital Marketing, Advertising, Social Media, Social Media Strategy, Branding, Digital Media Strategy, Digital Advertising
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cloud Storage, File Management, Cloud Computing, Data Storage, Google Cloud Platform, Public Cloud, Python Programming
Beginner · Project · Less Than 2 Hours

Coursera
Skills you'll gain: Collaborative Software, Design, Graphic and Visual Design, Graphic and Visual Design Software, Graphic Design, Data Sharing, User Accounts, Marketing
Beginner · Guided Project · Less Than 2 Hours