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.

Skills you'll gain: Secure Coding, Application Security, Authorization (Computing), Authentications, Data Validation, Role-Based Access Control (RBAC), Verification And Validation, Security Controls, User Accounts, Configuration Management, Package and Software Management, Cybersecurity, Data Loss Prevention, Identity and Access Management, Software Installation, Middleware, Debugging, Computer Programming, Information Technology, Dependency Analysis
Beginner · Course · 1 - 3 Months

University of Illinois Urbana-Champaign
Skills you'll gain: Education Software and Technology, Wealth Management, Supervised Learning, Machine Learning, Financial Services, Applied Machine Learning, Artificial Intelligence and Machine Learning (AI/ML), Learning Management Systems, Digital pedagogy, Artificial Intelligence, AI Enablement, FinTech, Data Mining, AI Personalization, Learning Theory, Regulatory Compliance, Financial Planning, Relationship Building, Risk Modeling, Legal Risk
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Vulnerability Assessments, Vulnerability Management, Vulnerability Scanning, Cyber Security Assessment, Hardening, Threat Management, Patch Management, Cyber Risk, Continuous Monitoring, Threat Detection, Cyber Threat Hunting, Application Security, Security Controls, Cyber Attacks, Cyber Engineering, Cyber Security Policies, Network Security, Cyber Security Strategy, Network Engineering, Web Applications
Intermediate · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Telehealth, Teamwork, Patient Communication, Patient Evaluation, Collaboration, Health Technology, Vital Signs, Health Assessment, Patient Preparation, Health Care, Patient Coordination, Patient Education And Counseling, Clinical Assessment, Patient-centered Care, Patient Treatment, Patient Flow, End User Training and Support, Primary Care, Telecommunications, Communication
Beginner · Specialization · 1 - 4 Weeks

New York University
Skills you'll gain: Network Security, Firewall, Distributed Denial-Of-Service (DDoS) Attacks, Threat Modeling, Network Architecture, Intrusion Detection and Prevention, TCP/IP, Cybersecurity, Threat Detection, Cyber Attacks, Enterprise Security, Infrastructure Security, Network Protocols, Proxy Servers
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Mental Health Diseases and Disorders, Mental Health, Ethical Standards And Conduct, Psychiatric And Mental Health Nursing, Mental Health Therapies, Behavioral Health, Health Insurance Portability And Accountability Act (HIPAA) Compliance, Cultural Diversity, Psychology
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Applicant Tracking Systems, Professional Development, Graphic Design, Keyword Research, Business Writing, Content Creation, Personal Development, Detail Oriented, Recruitment
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Application Development, User Interface and User Experience (UI/UX) Design, Web Design and Development, Front-End Web Development, No-Code Development, WordPress, Web Applications, Web Development, Full-Stack Web Development, Back-End Web Development, Content Management Systems
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: NoSQL, Data Warehousing, Database Management Systems, Database Architecture and Administration, Database Administration, Databases, Relational Databases, Database Design, Big Data, Data Processing, Transaction Processing, Data Security, Scalability
Build toward a degree
Beginner · Course · 1 - 4 Weeks

University of Maryland, College Park
Skills you'll gain: Negotiation, Leadership, Organizational Leadership, Agile Project Management, Leadership and Management, Agile Methodology, Decision Making, Meeting Facilitation, Collaboration, Cross-Functional Team Leadership, Continuous Improvement Process, Cross-Functional Collaboration, Adaptability, Change Management, Organizational Change, Goal Setting
Intermediate · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Music Theory, Classical Music, Music History, Music, Musical Composition, Instrumental Music, Music Performance
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Student Engagement, Course Development, Teaching, Interactive Learning, Instructional Strategies, Education Software and Technology, Content Performance Analysis, Data Collection
Beginner · Guided Project · Less Than 2 Hours