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.

Coursera
Skills you'll gain: Presentations, Canva (Software), Sales Presentations, Sales Presentation, Data Visualization, Dashboard, Multimedia, Graphic Design
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Wireless Networks, Mobile Security, Networking Hardware, Hardware Troubleshooting, USB, Computer Hardware, System Configuration, Peripheral Devices, Computer Displays, Data Storage
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: IT Security Architecture, Information Systems Security Assessment Framework (ISSAF), Information Systems Security, Zero Trust Network Access, Risk Management Framework, Application Security, Computer Security, Threat Modeling, Cybersecurity, Vulnerability Assessments, Network Security, Cyber Security Strategy, Security Controls, Information Assurance, Data Security, Cyber Security Assessment, Cyber Risk, Data Integrity, Identity and Access Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Azure, Cloud Security, Infrastructure Security, Kubernetes, Data Security, Virtual Machines, Remote Access Systems, Role-Based Access Control (RBAC), Data Storage Technologies, Identity and Access Management, Databases, Containerization, Key Management, Encryption
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Expense Management, Small Business Accounting, Accounts Payable, Inventory Management System, Accounting and Finance Software, Payment Processing, Invoicing, Payroll Processing, Vendor Management, Accounting, Cloud Security, Data Security, Order Processing, Purchasing
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Multi-Factor Authentication, File Systems, Virtual Private Networks (VPN), Servers
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Unix Shell, Unix Commands, z/OS, Shell Script, Unix, File Systems, Job Control Language (JCL), Operating Systems, Command-Line Interface, OS Process Management, System Programming, File Management, Mainframe Computing, Debugging
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Cloud Development, Microsoft Azure, Cloud Applications, Cloud Hosting, Virtual Machines, Virtualization and Virtual Machines, Infrastructure As A Service (IaaS), Virtualization, Linux Servers, Application Deployment, Linux Administration, Linux, Web Applications, Service Management, Node.JS, Javascript, MongoDB
Intermediate · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Machine Learning Algorithms, Human Factors (Security), Machine Learning, Applied Machine Learning, Artificial Intelligence, Data Modeling, Supervised Learning, Predictive Modeling, Statistical Modeling, Health Informatics, Diagnostic Tests, Decision Support Systems, Unsupervised Learning, Reinforcement Learning, Data Mining, Exploratory Data Analysis, Descriptive Analytics
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: No-Code Development, Cloud Applications, Google Sheets, Google Workspace, Google Cloud Platform, Data Integration, Microsoft Excel
Beginner · Project · Less Than 2 Hours

Fred Hutchinson Cancer Center
Skills you'll gain: ChatGPT, Responsible AI, Generative AI, Data Ethics, Algorithms, Artificial Intelligence, Large Language Modeling, Predictive Analytics, Machine Learning, Diversity Awareness, Health Equity, Software Documentation, Case Studies
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: JUnit, Unit Testing, Test Case, Test Data, Test Automation, Test Execution Engine, Software Testing
Intermediate · Course · 1 - 4 Weeks