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.

Microsoft
Skills you'll gain: Multi-Factor Authentication, Data Security, Security Strategy, Azure Active Directory, Database Architecture and Administration, Virtual Machines, Microsoft Azure, Cloud Security, Security Controls, Identity and Access Management, Network Security, Role-Based Access Control (RBAC), Encryption, Threat Detection
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: z/OS, Package and Software Management, Mainframe Computing, Patch Management, Software Installation, File Transfer Protocol (FTP), Configuration Management, Change Control, Data Management, Command-Line Interface
Intermediate · Course · 1 - 3 Months

Kennesaw State University
Skills you'll gain: Cybersecurity, Interviewing Skills, Cyber Security Strategy, Cyber Operations, Organizational Structure, Cyber Governance, Workforce Development, Security Management, Security Controls, Job Analysis, Professional Networking, Risk Management
Beginner · Course · 1 - 3 Months

Skills you'll gain: Systems Analysis, Communication Systems, Verification And Validation, System Design and Implementation, Data Modeling, Software Design, Software Architecture, Theoretical Computer Science, Network Protocols, Algorithms
Advanced · Course · 1 - 4 Weeks

Dartmouth College
Skills you'll gain: Supervised Learning, Bayesian Network, Logistic Regression, Artificial Neural Networks, Machine Learning Methods, Statistical Modeling, Predictive Modeling, Model Evaluation, Statistical Machine Learning, Probability & Statistics, Bayesian Statistics, Deep Learning, Artificial Intelligence and Machine Learning (AI/ML), Machine Learning, Machine Learning Algorithms, Statistical Methods, Artificial Intelligence, Regression Analysis, Classification Algorithms, Statistical Inference
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

LearnQuest
Skills you'll gain: Angular, JavaScript Frameworks, TypeScript, UI Components, Data Transformation, Web Development Tools, Hypertext Markup Language (HTML), Application Frameworks, Network Routing, Cascading Style Sheets (CSS), Model View Controller, Data Validation
Beginner · Course · 1 - 4 Weeks

28DIGITAL
Skills you'll gain: Cybersecurity, Network Security, Information Systems Security, Cyber Threat Intelligence, Deep Learning, Applied Machine Learning, Responsible AI, Intrusion Detection and Prevention, Fraud detection, Malware Protection, Natural Language Processing, Artificial Intelligence, Anomaly Detection, Machine Learning, Classification Algorithms, Data Preprocessing
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Mathematical Software, Scripting Languages, Scripting, Statistical Analysis, Software Installation
Intermediate · Course · 3 - 6 Months

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Spatial Analysis, Spatial Data Analysis, GIS Software, Geographic Information Systems, Geospatial Mapping, Geostatistics, Interactive Data Visualization, Data Integration, Data Mapping, Augmented Reality, Sampling (Statistics)
Beginner · Course · 1 - 3 Months

Northeastern University
Skills you'll gain: Data Mining, Health Informatics, Acute Care, Emerging Technologies, Big Data, Health Technology, Analytics, Data Preprocessing, Clinical Informatics, Machine Learning, Health Care, Applied Machine Learning, Artificial Intelligence, Social Determinants Of Health, Home Health Care, Generative AI, Business Process Improvement
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, Large Language Modeling, Google Gemini, Talent Acquisition, LLM Application, Generative AI, Recruitment, HR Tech, Responsible AI, ChatGPT, Recruitment Strategies, AI Enablement, Data Ethics, Automation
Beginner · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: React.js, Javascript
Intermediate · Course · 1 - 4 Weeks