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 University of Edinburgh
Skills you'll gain: Climate Change Mitigation, Energy and Utilities, Pollution Prevention, Economics, Policy, and Social Studies, Oil and Gas, Mitigation, Policy Analysis, Economics, Sustainable Technologies, Petroleum Industry, Environmental Policy, Sustainable Systems, Environment and Resource Management, Environmental Engineering, Environmental Science
★ 4.7 (98) · Mixed · Course · 1 - 3 Months

Skills you'll gain: Cloud Security, Data Loss Prevention, File Management, Google Cloud Platform, Data Access, Cloud Storage, Data Security, Data Management, Cloud Computing, Personally Identifiable Information, Unstructured Data
Beginner · Project · Less Than 2 Hours

Advanced · Course · 1 - 4 Weeks

KodeKloud
Skills you'll gain: Remote Access Systems, Linux Commands, Cryptographic Protocols, Web Servers, Scalability
Beginner · Course · 1 - 4 Weeks

Imperial College London
Skills you'll gain: Mathematical Modeling, Epidemiology, Infectious Diseases, Model Evaluation, Simulations, Statistical Modeling, Model Optimization, Data Modeling, Public Health and Disease Prevention, Immunology, R Programming, Regression Analysis, Differential Equations, Statistical Methods, Public Health, Probability Distribution
★ 4.7 (56) · Intermediate · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Writing and Editing, Editing, Constructive Feedback, Concision, Writing, Proofreading, Peer Review, Mental Concentration, Detail Oriented, Time Management, Creativity
★ 4.8 (410) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Drug Development, Clinical Trials, Clinical Research, Clinical Research Coordination, Informed Consent, Good Clinical Practices (GCP), Clinical Research Ethics, Pharmacology, Clinical Data Management, Pre-Clinical Development, Pharmaceuticals, Biostatistics, Clinical Monitoring, Institutional Review Board (IRB), Patient Safety, Research, Clinical Documentation, Communication, Technical Writing, Marketing
Mixed · Course · 1 - 3 Months

University of Cambridge
Skills you'll gain: Childhood Education and Development, Human Learning, Child Development, Psychology, Empathy & Emotional Intelligence, Sensory Systems Analysis, Teaching, Decision Making, Learning Theory, Instructional Strategies, K-12 pedagogy, Pedagogy, Learning Strategies, Developmental Disabilities, Empathy, Neurology, Magnetic Resonance Imaging, Electrophysiology, Human Development, Decision Intelligence
★ 4.6 (186) · Beginner · Specialization · 3 - 6 Months

IE Business School
Skills you'll gain: Retail Management, Marketing Channel, Merchandising, Conflict Management, Retail Store Operations, Market Opportunities, Supply Chain, E-Commerce, Market Dynamics, Vendor Relationship Management, Cross-Channel Marketing, Growth Strategies, Supply Chain Planning, Web Presence, Promotional Strategies, Company, Product, and Service Knowledge, Digital Transformation
★ 4.5 (1.1K) · Beginner · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Windows Servers, Computer Security, Linux Administration, Disaster Recovery, Authorization (Computing), Linux, Linux Servers, Microsoft Windows, Authentications, Operating System Administration, OSI Models, User Accounts, Group Policy, Security Management, User Provisioning, Ubuntu, IT Management, System Monitoring, Systems Administration, Cybersecurity
★ 4.6 (2K) · Beginner · Specialization · 3 - 6 Months

Fractal Analytics
Skills you'll gain: Decision Making, Critical Thinking, Critical Thinking and Problem Solving, Analytical Skills, Data-Driven Decision-Making, Behavioral Economics, Case Studies, Data Analysis, Artificial Intelligence, Emotional Intelligence, Self-Awareness, Psychology, Communication, Algorithms
★ 4.9 (44) · Beginner · Course · 1 - 4 Weeks

Minnesota State University, Mankato
Skills you'll gain: Healthcare Project Management, Stakeholder Analysis, Scheduling, Work Breakdown Structure, Communication Planning, Change Control, Project Planning, Project Management, Project Performance, Performance Metric, Project Schedules, Project Implementation, Project Risk Management, Timelines, Budget Management, Stakeholder Engagement, Budgeting, Stakeholder Management, Risk Management, Change Management
Beginner · Course · 1 - 3 Months