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: Deepseek, LangChain, Generative AI, LLM Application, Tool Calling, AI Workflows, AI Orchestration, Prompt Engineering, Automation, Data Integration, Cross Platform Development, Systems Integration
Intermediate · Course · 1 - 4 Weeks

The University of Sydney
Skills you'll gain: Economics, Financial Policy, Economics, Policy, and Social Studies, Financial Systems, Fiscal Management, International Finance, Public Policies, Policy Analysis, Banking
Mixed · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Generative Adversarial Networks (GANs), AI Security, Generative AI, Fraud detection, Model Evaluation, Feature Engineering, Cybersecurity, Cyber Security Strategy, Data Preprocessing, Anomaly Detection, Security Testing, Applied Machine Learning, Reinforcement Learning, Performance Tuning
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Gerontology, Public Health, Exercise Science, Health Policy, Substance Abuse, Preventative Care, Medical Science and Research, Pain Management, Research, Immunology, Pharmacology, Risk Analysis, Chronic Diseases, Data Collection, Neurology, Personal Development, Psychology, Microbiology
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Market Data, Financial Statement Analysis, Financial Data, Equities, Financial Analysis, Data Analysis, Accounting and Finance Software, Financial Modeling, Technical Analysis, Business Analysis, Real Time Data
Intermediate · Guided Project · Less Than 2 Hours
Google Cloud
Skills you'll gain: Google Sheets, Google Workspace, Spreadsheet Software, Productivity Software, Data Entry, Excel Formulas, Data Visualization, Collaborative Software, Information Management, Data Management, Data Sharing, Version Control, Data Import/Export
Beginner · Course · 1 - 3 Months

Skills you'll gain: Cost Management, Cost Estimation, Project Management, Scope Management, Project Controls, Project Closure, Project Implementation, Requirements Management, Project Schedules, Work Breakdown Structure
Beginner · Course · 1 - 4 Weeks

Macquarie University
Skills you'll gain: Incident Response, Threat Modeling, Cyber Governance, Computer Security Incident Management, Cyber Security Strategy, Cyber Attacks, Security Management, Threat Management, Cyber Risk, Cyber Security Policies, Cybersecurity, Cyber Threat Intelligence, Intrusion Detection and Prevention, Governance Risk Management and Compliance, Cyber Security Assessment, Cyber Operations, Compliance Management, Governance, Risk Management, Risk Control
Beginner · Specialization · 3 - 6 Months

Universitat Autònoma de Barcelona
Skills you'll gain: Microsoft PowerPoint, Presentations, Microsoft Office, Productivity Software, Multimedia, Computer Literacy, Information Technology, Editing
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Classification And Regression Tree (CART), Model Evaluation, Predictive Analytics, Predictive Modeling, Decision Tree Learning, Data Preprocessing, Data-Driven Decision-Making, Marketing Analytics, Feature Engineering, Classification Algorithms, Financial Forecasting, Performance Tuning
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Kubernetes, Docker (Software), Network Troubleshooting, Containerization, CI/CD, Application Deployment, Cloud Deployment, YAML, Scalability, Cloud Computing Architecture, Virtual Networking, Role-Based Access Control (RBAC), Network Monitoring, System Monitoring, Configuration Management, Debugging, Data Persistence
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Model Evaluation, Classification Algorithms, Regression Analysis, Feature Engineering, Time Series Analysis and Forecasting, Applied Machine Learning, Predictive Modeling, Credit Risk, Supervised Learning, Statistical Modeling, Unsupervised Learning, Machine Learning, Python Programming, Data Visualization, Data Preprocessing
Mixed · Course · 1 - 4 Weeks