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.
University of Illinois Urbana-Champaign
Skills you'll gain: Customer experience strategy (CX), Strategic Communication, Marketing Communications, Marketing Strategies, Digital Media Strategy, Marketing Analytics, Digital Marketing, Marketing Automation, Marketing Channel, Data-Driven Decision-Making, Integrated Marketing Communications, Personalized Service, Consumer Behaviour, Data Ethics, Social Media, Emerging Technologies, Target Audience, Artificial Intelligence, Augmented Reality
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Back-End Web Development, Server Side, Middleware, Authentications, API Design, Application Programming Interface (API), User Accounts, Databases, JavaScript Frameworks, Scalability, GitHub, Development Environment, Data Validation
Intermediate · Course · 1 - 4 Weeks

University of London
Skills you'll gain: Law, Regulation, and Compliance, Business Ethics, Social Justice, Environmental Social And Corporate Governance (ESG), Legal Proceedings, International Relations, Legal Research, Political Sciences, Governance, Corporate Sustainability
Beginner · Course · 1 - 3 Months

Skills you'll gain: Penetration Testing, Vulnerability Scanning, Cyber Security Assessment, Vulnerability Assessments, MITRE ATT&CK Framework, Threat Detection, Infrastructure Security, Payment Card Industry (PCI) Data Security Standards, NIST 800-53, Network Analysis, General Data Protection Regulation (GDPR)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Information Architecture, UI/UX Research, Design Research, User Interface and User Experience (UI/UX) Design, Persona Development, Usability, Qualitative Research, Usability Testing, Surveys, Prototyping, Tree Maps, Interviewing Skills
Intermediate · Course · 1 - 4 Weeks

Arizona State University
Skills you'll gain: Empathy, Compassion, Emotional Intelligence, Social Skills, Self-Awareness, Personal Development, Professional Development, Active Listening, Leadership, Curiosity, Mindfulness
Mixed · Course · 1 - 3 Months

Skills you'll gain: TypeScript, Javascript, React.js, JavaScript Frameworks, Web Development Tools, Application Development, Web Development
Intermediate · Guided Project · Less Than 2 Hours

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

University of Colorado System
Skills you'll gain: Emergency and Intensive Care, Cardiopulmonary Resuscitation (CPR), Automated External Defibrillator, Emergency Medicine, First Aid, Patient Advocacy, Acute Care, Mental and Behavioral Health, Nephrology, Pharmacology, Patient Communication, Patient Evaluation, Clinical Assessment, Physiology, Substance Abuse, Anatomy
Beginner · Course · 1 - 4 Weeks

Rice University
Skills you'll gain: Basic Electrical Systems, Electrical Engineering, electromagnetics, Physics, Engineering Analysis, Engineering Calculations, Mathematical Modeling, Problem Solving, Applied Mathematics, Advanced Mathematics, Electronic Components, Mathematical Theory & Analysis, Calculus, Differential Equations, Integral Calculus, Trigonometry, Derivatives
Intermediate · Course · 1 - 4 Weeks

University of Minnesota
Skills you'll gain: Treatment Planning, Health Care Procedure and Regulation, Patient Safety, Pain Management, Health Care, Clinical Practices, Health Promotion, Health And Wellness Coaching, Patient Education And Counseling, Mental and Behavioral Health, Science and Research, Patient-centered Care, Clinical Research, Regulatory Compliance
Beginner · Course · 1 - 3 Months

University of Geneva
Skills you'll gain: Climate Change Adaptation, Water Resources, Hydrology, Risk Management, Water Quality, Natural Resource Management, Environment, Climate Change Mitigation, Sustainable Development, Social Network Analysis, Governance, Health Disparities, Environmental Science
Intermediate · Course · 1 - 3 Months