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.

The Hong Kong University of Science and Technology
Skills you'll gain: Political Sciences, Public Policies, Policy Analysis, Social Sciences, International Relations, Socioeconomics, Economics, Economic Development, Governance, Culture
Beginner · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Health Informatics, Clinical Informatics, Decision Support Systems, Solution Design, Health Information Management, Usability Testing, Healthcare Ethics, Requirements Elicitation, Electronic Medical Record, Data Capture, User Centered Design, Artificial Intelligence and Machine Learning (AI/ML)
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Physics, Physical Science, Materials science, Chemistry, Energy and Utilities, Mathematical Modeling, Applied Mathematics
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Mindfulness, Teaching, Self-Awareness, Classroom Management, Empathy & Emotional Intelligence, Social Studies, Storytelling, Adult Education, Parent Communication, Resilience, Cultural Responsiveness, Stress Management, Emotional Intelligence, Community Development, Collaboration, Liberal Arts
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Interviewing Skills, Professional Networking, Presentations, LinkedIn, Cybersecurity, Market Research, Social Media, Recruitment, Portfolio Management, Negotiation, Writing, Technical Communication, Communication
Beginner · Course · 1 - 4 Weeks

University of Florida
Skills you'll gain: Nutrition and Diet, Preventative Care, Care Management, Behavior Management, Anatomy, Vital Signs, Physiology, Infectious Diseases, Pharmacology, First Aid, Psychology
Mixed · Course · 1 - 3 Months

Tsinghua University
Skills you'll gain: Cultural Diversity, Culture, English Language, Literacy, Writing, Interpersonal Communications, Grammar, Vocabulary
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Rust (Programming Language), System Programming, Secure Coding, Data Structures, Programming Principles, Data Sharing, Data Management, Capacity Management
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Pain Management, Psychiatry, Clinical Psychology, Mental and Behavioral Health Specialties, Mental Health Diseases and Disorders, Pharmacology, Public Health, Health Policy, Gerontology, Mental Health, Pharmaceuticals, Medical Science and Research, Substance Abuse, Research, Hospice, Medication Administration, Health Care, Clinical Research, Mental and Behavioral Health, Exercise Science
Beginner · Specialization · 3 - 6 Months

University of Michigan
Skills you'll gain: Email Automation, Creativity, Presentations, AI Enablement, Persuasive Communication, Editing, Writing, Communication, Artificial Intelligence, Public Speaking, Generative AI, Content Creation, Critical Thinking
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Operating System Administration, Local Area Networks, Software Installation, Command-Line Interface, Microsoft Windows, System Configuration, System Support, Desktop Support, TCP/IP, Linux, General Networking, Patch Management, Operating Systems, User Accounts, Network Routers, System Monitoring, Hardware Troubleshooting, Network Troubleshooting, Mac OS, Network Security
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Responsible AI, Digital Transformation, Patient Education and Support, Microsoft Azure, Health Technology, Generative AI, Microsoft Teams, Health Informatics, Healthcare Ethics, Cloud Computing Architecture, Cloud Computing, Cloud Security, Artificial Intelligence, Data Security
Intermediate · Course · 1 - 4 Weeks