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.
Skills you'll gain: Customer Insights, ChatGPT, Generative AI, Prompt Engineering, Customer experience improvement, AI Enablement, Personalized Service, AI Workflows, Customer Service, Workflow Management, Self Service Technologies, Operational Efficiency, Automation, Analysis
Beginner · Course · 1 - 4 Weeks

EC-Council
Skills you'll gain: Network Security, Mobile Security, Public Key Infrastructure, Cryptography, Security Controls, Cybersecurity, Authorization (Computing), Authentications, Identity and Access Management, Wireless Networks, Cloud Computing, Cloud Security, Network Monitoring, Data Security, Internet Of Things, Virtualization and Virtual Machines
Beginner · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Unreal Engine, C++ (Programming Language), Data Structures, Video Game Development, Data Storage, Object Oriented Programming (OOP), Computer Programming
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Mapping, IBM WebSphere MQ, Middleware, Business Process Automation, Process Driven Development, Data Integration, Scenario Testing, File Transfer Protocol (FTP), Test Case, Development Testing, Data Validation, Java Programming, System Configuration, Debugging, File Management
Mixed · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: AI Orchestration, AI Workflows, Agentic Workflows, Agentic systems, Collaborative Software, System Design and Implementation, Interoperability, Coordination, Communication Systems, Network Protocols, Workflow Management, Case Studies, Scalability
Mixed · Course · 1 - 4 Weeks

Peking University
Skills you'll gain: Computer Architecture, Hardware Architecture, Computer Hardware, Peripheral Devices, Data Storage, Data Storage Technologies, Systems Architecture, Operating Systems, Computational Logic
Mixed · Course · 1 - 3 Months

University of Toronto
Skills you'll gain: Apple iOS, Swift Programming, Apple Xcode, Mobile Development, Application Design, Application Development, User Interface (UI), Interaction Design, Data Persistence, Animations, Computer Graphics, Persistence, Storyboarding, Network Model
Mixed · Course · 1 - 3 Months

University of London
Skills you'll gain: User Accounts, MongoDB, Full-Stack Web Development, Command-Line Interface, Web Applications, Web Development, Javascript, Database Systems, Data Access, Data Validation, Application Frameworks
Mixed · Course · 1 - 3 Months

Skills you'll gain: Apache Spark, Artificial Intelligence and Machine Learning (AI/ML), AWS SageMaker, Scalability, Tensorflow, Dimensionality Reduction, Autoencoders, Applied Machine Learning, Python Programming, Fraud detection, Unsupervised Learning, Data Preprocessing, Model Evaluation, Performance Tuning
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Network Security, Cybersecurity, Data Security, Application Security, Information Technology Architecture
Intermediate · Course · 1 - 3 Months
Macquarie University
Skills you'll gain: Data Visualization, Microsoft Excel, Data Management, Spreadsheet Software, Microsoft Office, Excel Formulas, Data Entry, Productivity Software, Computer Literacy
Build toward a degree
Beginner · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Survey Creation, Interviewing Skills, Research Design, Data Collection, Qualitative Research, Research, Research Methodologies, Quantitative Research
Intermediate · Course · 1 - 3 Months