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.

Packt
Skills you'll gain: Node.JS, MongoDB, Back-End Web Development, Server Side, Full-Stack Web Development, Web Development Tools, Web Applications, Scalability, Javascript, Operating Systems, NoSQL, File Systems, Event-Driven Programming, Application Programming Interface (API), JSON, Database Management, Package and Software Management
Intermediate · Course · 1 - 4 Weeks

Starweaver
Skills you'll gain: Open Web Application Security Project (OWASP), Debugging, DevSecOps, Penetration Testing, Cyber Security Strategy, Security Testing, Application Security, Continuous Monitoring, Software Testing, Development Testing, Cybersecurity, Vulnerability Assessments, Threat Modeling, White-Box Testing, Secure Coding, Vulnerability Management, Technical Communication
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Salesforce, Customer Relationship Management, AI Enablement, Responsible AI, Salesforce Development, Artificial Intelligence, Customer Data Management, Automation, Analytics, Data-Driven Decision-Making, Data Integration, Predictive Modeling
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Generative AI, Responsible AI, Google Cloud Platform, AI Security, Data Modeling, Artificial Intelligence, Large Language Modeling, Machine Learning, Data Quality
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Internet Of Things, Network Protocols, Computer Networking, Wireless Networks, Information Systems Security, Cybersecurity, Real-Time Operating Systems, Emerging Technologies, Software-Defined Networking, Cryptography, Cloud Platforms, Encryption, Market Dynamics, Operational Efficiency
Intermediate · Course · 1 - 3 Months

Skills you'll gain: ASP.NET, .NET Framework, Restful API, Application Programming Interface (API), API Design, C# (Programming Language), Back-End Web Development, Databases, Data Persistence, Data Validation, Data Mapping, Data Modeling
Beginner · Course · 1 - 3 Months

Whizlabs
Skills you'll gain: Network Security, Cyber Attacks, Security Testing, Digital Forensics, Infrastructure Security, Identity and Access Management, Cloud Security, Security Awareness, Threat Detection, Test Tools, Firewall, OSI Models, Single Sign-On (SSO), Computer Networking, Data Encryption Standard, Cloud Computing, Public Key Infrastructure
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Data Entry, Data Visualization, Spreadsheet Software, Data Literacy, Data Science, Business Writing
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Cloud-Native Computing, Unstructured Data, Go (Programming Language), Web Servers, MySQL, Web Scraping, Server Side, Kubernetes, Web Applications, Back-End Web Development, Software Development, Linux, Database Software, Relational Databases
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: PostgreSQL, Data Maintenance, Database Administration, Database Architecture and Administration, SQL, Secure Coding, Database Management, Relational Databases, Query Languages, Security Controls, Data Access, Data Security, Role-Based Access Control (RBAC), Threat Management, Threat Detection
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Canva (Software), Infographics, Diagram Design, Graphic Design, Graphic and Visual Design, Graphic and Visual Design Software, Multimedia, Collaborative Software, Developing Training Materials, Data Sharing, Marketing
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Package and Software Management, Linux Administration, File Systems, Linux, User Accounts, Operating System Administration, Linux Commands, User Provisioning, Unix, Bash (Scripting Language), Systems Administration, File Management, TCP/IP, Unix Shell, Data Storage, Unix Commands, Software Installation, General Networking, Command-Line Interface, IBM Cloud
Advanced · Course · 1 - 3 Months