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.

National Academy of Sports Medicine
Skills you'll gain: Exercise Science, Nutrition and Diet, Sports Medicine, Nutrition Education, Kinesiology, Health And Wellness Coaching
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Supplier Management, Project Schedules, Project Closure, Milestones (Project Management), Scheduling, Engineering Management, Procurement, Quality Management, Project Planning, Risk Management, Risk Analysis, Budget Management, Cost Estimation, Risk Mitigation, Project Management, Quality Assurance, Timelines, Quality Control
Build toward a degree
Beginner · Course · 1 - 4 Weeks

University at Buffalo
Skills you'll gain: Electrical Systems, Electrical Wiring, HVAC, Building Design, Construction Inspection, Basic Electrical Systems, Engineering Calculations, Architectural Design, System Requirements, Mechanical Design, Building Codes, Structural Analysis, Cost Estimation
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
University of Alberta
Skills you'll gain: Agile Methodology, Kanban Principles, Agile Software Development, Software Development Methodologies, Software Development Life Cycle, Scrum (Software Development), Software Engineering, Process Driven Development
Mixed · Course · 1 - 4 Weeks

American Council on Exercise
Skills you'll gain: Chronic Diseases, Health And Wellness Coaching, Blood Pressure, Cardiology, Preventative Care, Mental Health, Diagnostic Tests, Public Health and Disease Prevention, Stress Management, Nutrition and Diet, Exercise Science, Behavioral Management, Care Management
Beginner · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Cryptography, Brute-force attacks, Encryption, Information Systems Security, Cybersecurity, Theoretical Computer Science, Computational Logic
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Human Resources Management and Planning, Employee Coaching, Performance Metric, Artificial Intelligence, Change Management, Business Ethics, Return On Investment, Goal Setting
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Time Series Analysis and Forecasting, Deep Learning, Statistical Analysis, Predictive Modeling, Statistical Methods, Forecasting, Data Preprocessing, Jupyter, Applied Machine Learning, Data Transformation, Model Evaluation, Pandas (Python Package), Unsupervised Learning, Dimensionality Reduction
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Jira (Software), Agile Project Management, Backlogs, Kanban Principles, Collaborative Software, Project Management Software, User Story, Project Management, Project Coordination, Agile Methodology, Work Breakdown Structure, Issue Tracking, Organizational Skills, Workflow Management, Prioritization
Beginner · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: Tensorflow, Deep Learning, Keras (Neural Network Library), Distributed Computing, Performance Tuning
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Jest (JavaScript Testing Framework), Mobile Development, Web Development Tools, Unit Testing, Programming Principles, Javascript, React Native, JSON, Computer Programming, Node.JS, Object Oriented Programming (OOP), Software Testing, Functional Design
Beginner · Course · 1 - 3 Months