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: Infectious Diseases, Immunology, Epidemiology, Microbiology, Biology, Public Health, Molecular Biology
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Community Development, Sustainable Development, Environmental Policy, Policy Analysis, Sustainable Technologies, Climate Change Mitigation, Public Policies, Emerging Technologies, Scalability, Technology Solutions, Case Studies
Beginner · Course · 1 - 3 Months

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

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

Skills you'll gain: Financial Statements, Microsoft Excel, Excel Formulas, Balance Sheet, Ledgers (Accounting), Financial Data, Bookkeeping, Financial Reporting, Financial Accounting, Profit and Loss (P&L) Management
Intermediate · Guided Project · Less Than 2 Hours

EDHEC Business School
Skills you'll gain: Environmental Policy, Economics, Climate Change Mitigation, Cost Benefit Analysis, Policy Analysis, Environmental Regulations, Market Analysis, Financial Market, Tax, Financial Trading, Mathematical Modeling
Beginner · Course · 1 - 3 Months

Skills you'll gain: Penetration Testing, Exploit development, Network Security, Vulnerability, Cybersecurity, Brute-force attacks, Vulnerability Assessments, Information Systems Security, Data Persistence
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Systems Development Life Cycle, Software Development Life Cycle, Systems Development, Software Development Methodologies, Change Management, Project Management, System Implementation, Compliance Auditing, Software Testing, Auditing, Development Testing, Information Technology, Verification And Validation, Project Management Office (PMO), Internal Controls, Governance, Agile Methodology, Software Development, Data Integrity, Risk Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Computer Vision, Applied Machine Learning, Digital Signal Processing
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Cost Estimation, Financial Modeling, Project Estimation, Investment Management, Risk Management, Finance, Spreadsheet Software, Financial Planning, Financial Analysis, Cost Accounting, Business Mathematics, Return On Investment, Cash Flows, Product Management
Build toward a degree
Beginner · Course · 1 - 3 Months

Amazon Web Services
Skills you'll gain: Amazon Bedrock, Prompt Engineering, LLM Application, Application Development, Artificial Intelligence, AI Orchestration, AI Enablement, AI Workflows, Network Routing
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, Generative AI, Responsible AI, Accounts Payable and Receivable, Prompt Engineering Tools, Data Ethics, Accounting and Finance Software, Financial Data, Make.com, Data Governance, Workflow Management, Miro AI, Financial Forecasting, Financial Management, Credit Risk, Financial Analysis, Artificial Intelligence, No-Code Development, Budgeting, Forecasting
Intermediate · Specialization · 1 - 3 Months