Data Structures and Algorithms courses can help you learn about arrays, linked lists, trees, and graph structures, along with sorting and searching algorithms. You can build skills in problem-solving, optimizing code efficiency, and analyzing algorithm complexity. Many courses introduce tools like Python, Java, or C++ for implementing these concepts, as well as platforms for coding challenges that reinforce your understanding through practical application.

Macquarie University
Skills you'll gain: Identity and Access Management, Authentications, User Provisioning, Multi-Factor Authentication, Security Assertion Markup Language (SAML), Single Sign-On (SSO), Threat Modeling, User Accounts, Key Management, Cyber Security Assessment, Threat Management, OAuth, Cybersecurity, Role-Based Access Control (RBAC), Vulnerability Assessments, System Design and Implementation, Threat Detection, Cryptography, Risk Management, Remote Access Systems
Beginner · Course · 1 - 3 Months

Imperial College London
Skills you'll gain: Infectious Diseases, Epidemiology, Public Health, Microbiology, Community Health, Health Education, Social Determinants Of Health, Preventative Care, Health Care, Health Policy, Trend Analysis, Immunology, Clinical Research, Data Access
Beginner · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Property Accounting, Depreciation, Income Tax, Tax Laws, Tax Compliance, Corporate Tax, Specialized Accounting, Capital Expenditure
Build toward a degree
Intermediate · Course · 1 - 3 Months

National Taiwan University
Skills you'll gain: Media and Communications, International Relations, Electronic Media, Journalism, Branding, Cultural Diversity, Telecommunications, Digital Communications, Political Sciences, Diplomacy, Digital Transformation
Beginner · Course · 1 - 3 Months

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Game Design, Video Game Development, Live Streaming, Animation and Game Design, Systems Thinking, Aesthetics, Social Sciences, Economics, Policy, and Social Studies, Liberal Arts, Culture, Education and Training, Social Impact, Electronic Media, Psychology, Interactive Learning, Storytelling, User Experience, Media Strategy, Critical Thinking, Digital Media Strategy
Beginner · Course · 1 - 3 Months

Skills you'll gain: Security Testing, Continuous Monitoring, Cyber Security Assessment, Penetration Testing, Vulnerability Assessments, Intrusion Detection and Prevention, Vulnerability Scanning, Security Controls, White-Box Testing, Threat Detection, Threat Modeling
Advanced · Course · 1 - 4 Weeks

Intuit
Skills you'll gain: Bookkeeping, QuickBooks (Accounting Software), Financial Statements, Accounting Software, Accounting, Financial Accounting, Income Statement, Accounting Records, Balance Sheet, General Ledger, Accrual Accounting, Ethical Standards And Conduct, Generally Accepted Accounting Principles (GAAP), Cash Flows, Journals
Beginner · Course · 1 - 4 Weeks

University of Copenhagen
Skills you'll gain: Demography, Social Sciences, Cultural Diversity, Political Sciences, International Relations, Sociology, World History, Governance, Socioeconomics, Policy Analysis, Economic Development, Economics, Education and Training
Beginner · Course · 1 - 3 Months

Skills you'll gain: Microsoft Azure, Cloud Management, Virtual Machines, Kubernetes, Containerization, Cloud Storage, Cloud Computing, Data Storage, Application Deployment, IT Automation, Infrastructure as Code (IaC), Application Security, Data Import/Export, Scalability, Encryption
Intermediate · Course · 1 - 3 Months

Skills you'll gain: CI/CD, Continuous Deployment, Continuous Integration, Application Deployment, Build Tools, Cloud Deployment, Application Performance Management, Test Automation, Software Development Tools, Containerization, System Monitoring, ASP.NET, Unit Testing, Release Management, Git (Version Control System), Version Control
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Extensible Markup Language (XML), Extensible Languages and XML, Cascading Style Sheets (CSS), HTML and CSS, Data Validation, Data Import/Export, Data Mapping, Data Sharing, Javascript, Document Management, Hypertext Markup Language (HTML), Technical Documentation, Interoperability, Data Integrity, Information Architecture, Web Development Tools, Data Management, Scripting, Web Content Accessibility Guidelines
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: AWS SageMaker, Amazon Web Services, Internet Of Things, Artificial Intelligence and Machine Learning (AI/ML), Blockchain, Image Analysis, Remote Access Systems, Text Mining, Computer Vision, Natural Language Processing
Intermediate · Course · 1 - 4 Weeks