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.

University of Colorado Boulder
Skills you'll gain: Power Electronics, Electrical Power, Electrical Engineering, Estimation, Simulations, Electronic Systems, Matlab, Engineering Calculations, Model Evaluation, Mathematical Modeling, Control Systems, Electronic Components, Applied Mathematics, Algorithms
Intermediate · Course · 1 - 3 Months

University of Illinois Urbana-Champaign
Skills you'll gain: Energy and Utilities, Oil and Gas, Electrical Power, Environmental Science, Environment, Economics, Sustainable Technologies, Physics, Climate Change Mitigation, Chemistry, Emerging Technologies
Beginner · Course · 1 - 3 Months

Illinois Tech
Skills you'll gain: Model Evaluation, Data Validation, Regression Analysis, Exploratory Data Analysis, Plot (Graphics), Statistical Modeling, Data Transformation, Correlation Analysis, Statistical Analysis, R Programming, Time Series Analysis and Forecasting, Statistical Inference, Statistical Hypothesis Testing, Probability Distribution
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Cyber Governance, Security Management, Incident Management, Cyber Security Strategy, Business Continuity, Disaster Recovery, Security Controls, Asset Management, Security Requirements Analysis, Risk Management, Resource Management, Compliance Auditing, Performance Metric
Mixed · Course · 3 - 6 Months

University of Florida
Skills you'll gain: Climate Change Mitigation, Land Management, Sustainable Development, Environment and Resource Management, Natural Resource Management, Environment, Sustainability Standards, Environmental Science, Research, Biology
Intermediate · Course · 1 - 3 Months
Rice University
Skills you'll gain: Financial Market, Investments, Securities (Finance), Financial Systems, Investment Management, Securities Trading, Capital Markets, Equities, Finance, Financial Services, Market Liquidity, Asset Management, Portfolio Management, Derivatives, Fixed Asset, Cash Flows
Mixed · Course · 1 - 4 Weeks
IE Business School
Skills you'll gain: Customer experience strategy (CX), Customer experience improvement, Branding, Brand Management, Behavioral Economics, Brand Strategy, Consumer Behaviour, Customer Insights, User Experience, Integrated Marketing Communications, Business Ethics, Cross-Functional Collaboration, Employee Engagement, Leadership
Intermediate · Course · 1 - 3 Months

Rice University
Skills you'll gain: Physics, Mechanics, electromagnetics, Vibrations, Materials science, Applied Mathematics, Geometry, Physical Science, Engineering Analysis, Trigonometry, Mathematical Modeling, Advanced Mathematics, Calculus, Differential Equations, Linear Algebra, Algebra, Mathematical Theory & Analysis, Problem Solving
Intermediate · Specialization · 1 - 3 Months

University of Minnesota
Skills you'll gain: UI/UX Research, User Research, Design Research, User Experience, User Centered Design, Ideation, Qualitative Research, User Interface (UI) Design, Surveys, User Story, Data Collection, Persona Development, Data Analysis, People Analytics
Mixed · Course · 1 - 3 Months

Logical Operations
Skills you'll gain: Information Technology Infrastructure Library, Service Management, IT Service Management, Information Technology, Information Technology Operations, Service Level, Operations Management, Asset Management, Operations
Mixed · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Nutrition Education, Community Health, Nutrition and Diet, Health Education, Health Promotion, Public Health, Child Health, Working With Children, Physical Therapy, Family Support, Student Engagement, Community Outreach, Student Support and Services
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Statistical Modeling, Data Validation, Media Planning, Variance Analysis, Regression Analysis, Predictive Analytics, Predictive Modeling, Web Analytics, Forecasting, Trend Analysis, Marketing Analytics, Time Series Analysis and Forecasting, Marketing Budgets, Analytics, Data-Driven Decision-Making, Data Quality, Advertising Campaigns
Beginner · Course · 1 - 4 Weeks