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.

Johns Hopkins University
Skills you'll gain: Image Analysis, Event-Driven Programming, Scalability, Digital Signal Processing, C and C++, Distributed Computing, Computer Graphics, System Programming, Program Development, Performance Tuning, Hardware Architecture, Data Structures, Algorithms
Intermediate · Course · 1 - 3 Months

Osmosis
Skills you'll gain: Infectious Diseases, Infection Control, Public Health, Epidemiology, Primary Care, Diagnostic Tests, Health Care, Critical Care, Personal protective equipment, Patient Evaluation, Maternal Health, Clinical Practices, Community Health
Beginner · Course · 1 - 4 Weeks

University of Cambridge
Skills you'll gain: Financial Analysis, Business Valuation, Financial Acumen, Capital Budgeting, Financial Statement Analysis, Return On Investment, Corporate Finance, Risk Management, Financial Statements, Corporate Sustainability, Stakeholder Management, Accounting, Cash Flows, Performance Measurement, Business Ethics, Key Performance Indicators (KPIs), Corporate Communications
Intermediate · Course · 1 - 3 Months

Edureka
Skills you'll gain: Responsible AI, Data Storytelling, AI Workflows, Data Presentation, AI Enablement, Predictive Modeling, Decision Support Systems, Strategic Decision-Making, Data-Driven Decision-Making, Business Intelligence, Decision Making, Business Analytics, Agentic systems, MLOps (Machine Learning Operations), Forecasting, Predictive Analytics, Scikit Learn (Machine Learning Library), Machine Learning, Data Security, Text Mining
Intermediate · Specialization · 1 - 3 Months

Infosec
Skills you'll gain: File Systems, Digital Forensics, Microsoft Windows, File Management, Operating Systems, Data Structures, Data Validation, Data Storage
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Surveys, Employee Surveys, User Feedback, Microsoft Office, Microsoft 365, Developing Training Materials, Key Performance Indicators (KPIs)
Beginner · Guided Project · Less Than 2 Hours

Sungkyunkwan University
Skills you'll gain: Language Learning, Language Competency, Literacy, Vocabulary, Ancient History
Beginner · Course · 1 - 4 Weeks

University of Geneva
Skills you'll gain: Family Support, Psychological Evaluations, Behavioral Health, Mental Concentration, Organizational Skills, Mental and Behavioral Health, Mental Health Diseases and Disorders, Student Support and Services, Working With Children, Neurology, Medication Therapy Management, Clinical Assessment, Pharmacology
Beginner · Course · 1 - 3 Months
University of Pennsylvania
Skills you'll gain: Influencing, Relationship Building, Professional Networking, Persuasive Communication, Leadership, Organizational Effectiveness, Initiative and Leadership, Organizational Structure, Business Ethics, Collaboration, Stakeholder Analysis, Decision Making, Social Network Analysis, Self-Awareness
Beginner · Course · 1 - 4 Weeks

ESSEC Business School
Skills you'll gain: Negotiation, Active Listening, Communication, Conflict Management, Interpersonal Communications, Strategic Partnership, Relationship Building, Leadership, Value Propositions, Stakeholder Management, Decision Making, Organizational Skills
Beginner · Course · 1 - 3 Months

University at Buffalo
Skills you'll gain: Blockchain, Program Development, Development Environment, Web Language, Web Development Tools, Integrated Development Environments, Programming Principles, Solution Design, Business Logic, Event-Driven Programming, Transaction Processing, Data Validation
Intermediate · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Bankruptcies, Securities (Finance), Commercial Laws, Loans, Banking, Financial Regulations, Regulation and Legal Compliance, Business, Financial Regulation, Organizational Structure, Governance, Mergers & Acquisitions
Build toward a degree
Intermediate · Course · 1 - 3 Months