Study Java data structures for efficient programming. Learn about arrays, linked lists, stacks, queues, and their implementations in Java.

University of Colorado System
Skills you'll gain: Cryptography, Public Key Infrastructure, Cybersecurity, Application Security, Data Security, Firewall, Cyber Attacks, Data Encryption Standard, Penetration Testing, Network Security, Information Assurance, Encryption, Risk Management Framework, Advanced Encryption Standard (AES), Intrusion Detection and Prevention, Vulnerability Scanning, Information Systems Security, Secure Coding, Security Controls, Exploitation techniques
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Digital Marketing, Digital Media Strategy, Business Strategies, Digital Advertising, Growth Strategies, Social Media, Pay Per Click Advertising, Market Analysis, Market Opportunities
Beginner · Course · 1 - 4 Weeks

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Theoretical Computer Science, Programming Principles, Cryptography, Algorithms, Applied Mathematics, Probability & Statistics, Data Management
Beginner · Course · 1 - 3 Months

Amazon
Skills you'll gain: Git (Version Control System), Software Development Methodologies, Requirements Analysis, Version Control, Application Development, Software Development Life Cycle, Agile Software Development, Unified Modeling Language, Software Testing, JUnit, Agile Methodology, Spring Framework, Maintainability, Debugging, Java, Software Design Patterns, Technical Design, Unit Testing, User Interface (UI) Design
Beginner · Course · 1 - 3 Months

Duke University
Skills you'll gain: Child Development, Advocacy, Research, Research Methodologies, Social Sciences, Data Collection, Social Network Analysis, Anthropology, Human Development, Nutrition and Diet, Environmental Issue, Biology
Beginner · Course · 1 - 3 Months

Skills you'll gain: Microsoft PowerPoint, Presentations, Data Visualization, Editing, Writing, Graphic Design, Business Communication
Beginner · Guided Project · Less Than 2 Hours

University of Minnesota
Skills you'll gain: Dimensionality Reduction, NumPy, Linear Algebra, Machine Learning Methods, Data Analysis, Numerical Analysis, Applied Mathematics, Applied Machine Learning, Algorithms, Python Programming
Intermediate · Course · 1 - 3 Months

University of Minnesota
Skills you'll gain: Prototyping, User Interface (UI) Design, Usability, Graphic and Visual Design, Web Content Accessibility Guidelines, Design, Interaction Design, Human Computer Interaction, Human Centered Design, Mockups, Wireframing, UI Components, Responsive Web Design, Internet Of Things
Mixed · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Automation, Sustainable Systems, Sustainable Development, Electric Power Systems, Socioeconomics, Economics, Policy, and Social Studies, Environmental Issue, Emerging Technologies, Disabilities, Transportation Operations, Health Equity, Social Sciences, Diversity Equity and Inclusion Initiatives, Surveys, Climate Change Mitigation, Safety and Security, Artificial Intelligence, Information Privacy
Beginner · Course · 1 - 3 Months

Skills you'll gain: Authentications, Incident Response, MITRE ATT&CK Framework, Security Controls, Cryptography, Malware Protection, Cryptographic Protocols, Threat Modeling, Endpoint Security, Key Management, Authorization (Computing), Public Key Infrastructure, Vulnerability Assessments, Risk Management, Network Security, Application Security, Asset Management, Cloud Security, OSI Models, Continuous Monitoring
Beginner · Specialization · 3 - 6 Months

Amazon Web Services
Skills you'll gain: Responsible AI, Generative AI, Generative AI Agents, Prompt Engineering, Amazon Bedrock, AWS SageMaker, AI Product Strategy, Amazon Web Services, MLOps (Machine Learning Operations), Application Development, Artificial Intelligence and Machine Learning (AI/ML), Artificial Intelligence, Cloud Development, Data Governance, Large Language Modeling, Commercialization, API Design, Cost Management, Solution Architecture, Data Management
Beginner · Professional Certificate · 1 - 3 Months

Illinois Tech
Skills you'll gain: Microsoft Excel, Spreadsheet Software, Excel Formulas, Dashboard, Data Entry, Productivity Software, Business Reporting, Data Cleansing, Data Visualization, Data Management, Analytics, Data Validation
Build toward a degree
Beginner · Course · 1 - 4 Weeks