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.

Imperial College London
Skills you'll gain: Health Policy, Climate Change Adaptation, Policy Analysis, Environmental Policy, Social Determinants Of Health, Health Systems, Environmental Issue, Sustainable Development, Climate Change Mitigation, Policy Development, Public Health, Environmental Science, International Relations, Governance, Research
Beginner · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Sustainability Reporting, Organizational Change, Sustainable Design, Stakeholder Analysis, Environmental Social And Corporate Governance (ESG), Sustainable Business, Corporate Sustainability, Leadership and Management, Key Performance Indicators (KPIs), Change Management, Stakeholder Management, Leadership, Product Lifecycle Management
Beginner · Course · 1 - 3 Months

Copenhagen Business School
Skills you'll gain: FinTech, Payment Systems, Financial Services, International Finance, Mobile Banking, Digital Transformation, Financial Regulations, Financial Market, Banking, Regulatory Requirements, Emerging Technologies, Fundraising and Crowdsourcing
Beginner · Course · 1 - 3 Months

Multiple educators
Skills you'll gain: Sustainable Design, Packaging and Labeling, Human Centered Design, Sustainable Engineering, Sustainable Business, Environmental Regulations, Sustainability Standards, Design Thinking, Product Development, Business Leadership, Waste Minimization, Product Design, Corporate Sustainability, Product Lifecycle Management, Regulatory Requirements, Design Strategies, Logistics, Environment and Resource Management, Design Research, Process Improvement
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

AAPC
Skills you'll gain: Medical Billing, Denial Management, ICD Coding (ICD-9/ICD-10), Patient Registration, Billing, Medical Billing and Coding, Medical Coding, CPT Coding, Accounts Receivable, Payment Processing and Collection, Medical Office Procedures, Utilization Management, Medical Records, Billing & Invoicing, Insurance, Medicare, Health Insurance Portability And Accountability Act (HIPAA) Compliance, Health Systems, Healthcare Industry Knowledge, Regulatory Compliance
Beginner · Professional Certificate · 3 - 6 Months

L&T EduTech
Skills you'll gain: Structural Engineering, Structural Analysis, Construction Engineering, Civil Engineering, Construction, Engineering Analysis, Building Codes, Engineering Practices, Engineering Calculations, Engineering Drawings, Safety Standards, Simulation and Simulation Software
Advanced · Course · 1 - 3 Months

University of London
Skills you'll gain: Computer Security Incident Management, Linux, Network Security, Cyber Governance, IT Security Architecture, OSI Models, Incident Management, Incident Response, Security Management, Linux Commands, TCP/IP, Computer Systems, Threat Modeling, Command-Line Interface, Network Protocols, Computer Networking, Cybersecurity, Human Factors (Security), Cyber Threat Intelligence, Cyber Attacks
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Serverless Computing, Digital Transformation, Application Programming Interface (API), Business Transformation, Hybrid Cloud Computing, Cloud Infrastructure, Google Cloud Platform, Containerization, Multi-Cloud, Cloud Computing, Cloud Deployment, Kubernetes, Application Development, Virtual Machines
Beginner · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Color Theory, Performing Arts, Design, Storytelling, Diversity Awareness, Cultural Sensitivity, Detail Oriented, Creativity
Beginner · Course · 1 - 3 Months

Rutgers the State University of New Jersey
Skills you'll gain: Cultural Diversity, Anthropology, Biology, Sociology, Psychology, Ancient History, Political Sciences, Neurology, Scientific Methods, Research, Science and Research
Mixed · Course · 1 - 3 Months

Skills you'll gain: Program Evaluation, Smart Goals, Surveys, Goal Setting, Survey Creation, Performance Measurement, Grant Writing, Data Collection, Research Methodologies
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Cybersecurity, Cyber Operations, Data Persistence, Exploitation techniques, Persistence, Intrusion Detection and Prevention, Scripting, Python Programming, Microsoft Windows
Intermediate · Course · 1 - 4 Weeks