Data structures and algorithms courses can help you learn how to organize data and solve problems efficiently—core skills for programming, software development, and technical interviews.

University of California, Davis
Skills you'll gain: Nutrition and Diet, Preventative Care, Injury Prevention, Public Health, Vital Signs, Safety Assurance, Athletic Training, Physiology, Health Assessment, Behavior Management, Emergency Response, Psychology
Beginner · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Network Analysis, Statistical Modeling, Bayesian Network, R (Software), R Programming, Social Network Analysis, Simulations, Graph Theory, Statistical Analysis, Probability & Statistics, Markov Model, Probability Distribution, Data Visualization, Machine Learning, Statistical Hypothesis Testing
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Spring Framework, JUnit, Unit Testing, Software Configuration Management, Application Servers, Enterprise Application Management, Java, Software Design Patterns, Extensible Markup Language (XML), Dependency Analysis, Transaction Processing
Intermediate · Course · 1 - 4 Weeks

Arizona State University
Skills you'll gain: Semiconductors, Analytical Testing, Laboratory Equipment, Materials science, Laboratory Testing, Analytical Chemistry, Laboratory Techniques
Intermediate · Course · 1 - 3 Months
Starweaver
Skills you'll gain: Prompt Engineering, Prompt Patterns, Generative AI Agents, Enterprise Application Management, ChatGPT, Generative AI, Artificial Intelligence and Machine Learning (AI/ML), Development Environment, LLM Application, Large Language Modeling, Systems Architecture, Application Design, Business Metrics, Program Evaluation, Process Optimization, Performance Tuning, Application Programming Interface (API), Debugging
Intermediate · Course · 1 - 4 Weeks
University of Colorado Boulder
Skills you'll gain: Vibrations, Control Systems, Mechanics, Torque (Physics), Engineering Analysis, Finite Element Methods, Mechanical Engineering, Simulations, Angular, Engineering Calculations, Differential Equations, Mathematical Modeling, Applied Mathematics, Simulation and Simulation Software, Linear Algebra, Calculus
Advanced · Specialization · 1 - 3 Months

University of Florida
Skills you'll gain: Climate Change Mitigation, Land Management, Sustainable Development, Environment and Resource Management, Water Sustainability, Natural Resource Management, Sustainability Standards, Environmental Science, Taxonomy, Research, Biology
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Systems Engineering, Concept Of Operations, Global Positioning Systems, Engineering Design Process, Control Systems, Human Factors, System Testing, Communication Systems, Wireless Networks, Structural Engineering, Thermal Management, Physical Science, Electric Power Systems, Environmental Monitoring, Mechanics
Beginner · Course · 1 - 3 Months

Erasmus University Rotterdam
Skills you'll gain: Security Management, Intelligence Collection and Analysis, International Relations, Public Safety and National Security, Safety and Security, Risk Management, Cybersecurity, Governance, Cultural Diversity, Economics, Policy, and Social Studies
Beginner · Course · 1 - 3 Months

Arizona State University
Skills you'll gain: Prototyping, Manufacturing Processes, Materials science, Manufacturing and Production, Mechanical Engineering, 3D Modeling, Safety Training, Personal protective equipment
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Figma (Design Software), Front-End Web Development, Web Design, Prototyping, Web Development, Hypertext Markup Language (HTML), Design, Cascading Style Sheets (CSS)
Intermediate · Guided Project · Less Than 2 Hours

MathWorks
Skills you'll gain: Simulation and Simulation Software, Mathematical Modeling, Engineering Analysis, Matlab, Engineering Software, Engineering, Mechanical Engineering, Control Systems
Beginner · Course · 1 - 4 Weeks