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.

Skills you'll gain: GitHub, Git (Version Control System), Version Control, Collaborative Software, Software Versioning, Software Configuration Management, Command-Line Interface
Beginner · Course · 1 - 4 Weeks

American Council on Exercise
Skills you'll gain: Chronic Diseases, Health And Wellness Coaching, Behavior Management, Patient Communication, Ethical Standards And Conduct, Professionalism, Nutrition and Diet, Health Education, Learning Strategies, Motivational Skills
Beginner · Course · 1 - 3 Months

University of Illinois Urbana-Champaign
Skills you'll gain: Financial Planning, Investments, Budgeting, Risk Management, Goal Setting, Cash Management, Finance, Smart Goals, Insurance, Financial Management, Credit Risk
Beginner · Course · 1 - 3 Months

Skills you'll gain: Swift Programming, Apple iOS, Application Development, Mobile Development, Software Architecture, Application Design, Secure Coding, Software Design Patterns, UI Components, Data Validation, User Interface (UI)
Intermediate · Course · 1 - 4 Weeks
IE Business School
Skills you'll gain: Brand Strategy, Customer experience strategy (CX), Branding, Storytelling, Production Planning, Brand Awareness, Logo Design, Content Marketing, Target Audience, Advertising Campaigns, Target Market, Content Creation, Customer experience improvement, Advertising, Marketing Design, Creative Design, Brand Management, Journalism, Creativity, Communication
Beginner · Specialization · 3 - 6 Months

University of Colorado System
Skills you'll gain: Data Encryption Standard, Public Key Infrastructure, Cryptography, Cybersecurity, Public Key Cryptography Standards (PKCS), Key Management, Advanced Encryption Standard (AES), Encryption, Brute-force attacks, Authentications, Arithmetic, Algorithms, Applied Mathematics, Data Integrity, Probability, Computer Science
Beginner · Specialization · 3 - 6 Months

LearnQuest
Skills you'll gain: Data Ethics, Responsible AI, Model Evaluation, Predictive Modeling, AI Security, OpenAI, Algorithms, Data Collection, Machine Learning, Predictive Analytics, Information Privacy, Artificial Intelligence, Game Theory, Large Language Modeling, Ethical Standards And Conduct, Data Preprocessing, Personally Identifiable Information, Machine Learning Algorithms, Analytical Skills, AI Enablement
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Apache Kafka, JUnit, Spring Boot, Unit Testing, Integration Testing, Data Pipelines, Restful API, Event-Driven Programming, Encryption, Distributed Computing
Intermediate · Course · 3 - 6 Months

Fractal Analytics
Skills you'll gain: Prompt Engineering, Responsible AI, LLM Application, Generative AI Agents, Human Resources, AI Enablement, Information Privacy, Human Resource Policies, Employee Surveys, Interviewing Skills, Recruitment, Employee Onboarding, Employee Engagement, Talent Acquisition, Compliance Management
Intermediate · Course · 1 - 4 Weeks

National Taiwan University
Skills you'll gain: Computational Logic, Artificial Intelligence, AI Enablement, Computational Thinking, Algorithms, Machine Learning
Beginner · Course · 1 - 3 Months

Skills you'll gain: Object Oriented Design, Ruby (Programming Language), Performance Tuning, Data Persistence, Maintainability, Application Design, Software Engineering, Development Environment, Application Development, Application Security, Unit Testing, Scalability, Software Design, Debugging, Application Deployment, Software Configuration Management, Business Logic
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Network Analysis, Social Network Analysis, Marketing Analytics, Unstructured Data, Semantic Web, Statistical Methods, Text Mining, Data Structures, JSON, Natural Language Processing, Data Visualization Software, Python Programming
Build toward a degree
Intermediate · Course · 1 - 4 Weeks