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 System
Skills you'll gain: Classification And Regression Tree (CART), AI Personalization, Marketing Analytics, Unsupervised Learning, Customer Analysis, Predictive Analytics, Applied Machine Learning, Supervised Learning, Dimensionality Reduction, Marketing Effectiveness, Marketing Strategies, Data-Driven Decision-Making, Strategic Marketing, Campaign Management, Customer experience improvement, Personalized Service, Customer Insights, Model Evaluation, Machine Learning
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Preprocessing, Keras (Neural Network Library), Model Evaluation, Image Analysis, Data Manipulation, Visualization (Computer Graphics), Convolutional Neural Networks, Applied Machine Learning, Computer Vision, Jupyter, Deep Learning, Python Programming, Machine Learning
Intermediate · Guided Project · Less Than 2 Hours

Interactive Brokers
Skills you'll gain: Equities, Investments, Financial Analysis, Financial Statement Analysis, Balance Sheet, Financial Market, Business Metrics, Risk Management, Portfolio Management, Income Statement, Business Economics, Cash Flows
Beginner · Course · 1 - 4 Weeks

Yonsei University
Skills you'll gain: Materials science, Semiconductors, Thermal Management, Electrical Engineering, Engineering, Manufacturing Processes, Chemical Engineering, Electronic Components, Physics
Mixed · Course · 1 - 3 Months

University of Leeds
Skills you'll gain: Programming Principles, Robotics, Python Programming, Computer Programming, Automation, Algorithms, Debugging, Development Environment, Data Structures
Beginner · Course · 1 - 4 Weeks

Skillshare
Skills you'll gain: Photography, Photo Editing, Post-Production, Creativity, Lifelong Learning, Photo/Video Production and Technology, Adobe Photoshop, Growth Mindedness, Creative Thinking, Storytelling, Self-Awareness, Personal Development, Ethical Standards And Conduct, Persistence, Curiosity, Resilience, Overcoming Obstacles, Decision Making, Patience, Adaptability
Beginner · Specialization · 3 - 6 Months

Yale University
Skills you'll gain: International Relations, World History, European History, Political Sciences, Ancient History, Public Safety and National Security, Social Sciences, Culture, Social Justice, Sociology, Socioeconomics, Economics, Governance
Beginner · Course · 1 - 4 Weeks

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Energy and Utilities, Transportation Operations, Governance, Systems Thinking, Technology Roadmaps, Emerging Technologies, Technology Strategies, Innovation, Internet Of Things, Digital Transformation, Sustainable Systems, Case Studies
Beginner · Course · 1 - 3 Months

Skills you'll gain: React Redux, Front-End Web Development, React.js, JavaScript Frameworks, Full-Stack Web Development, User Interface (UI), UI Components, Web Development, Javascript, Event-Driven Programming, Application Programming Interface (API), Dataflow
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Security Management, Role-Based Access Control (RBAC)
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Android Studio, Android Development, Android (Operating System), Mobile Development, Gradle, Application Development, Integrated Development Environments, Development Environment, Virtual Environment, Extensible Markup Language (XML), UI Components
Beginner · Course · 1 - 4 Weeks
Curtis Institute of Music
Skills you'll gain: Music Performance, Instrumental Music, Music History, Classical Music, Performing Arts, Music, Music Theory
Intermediate · Course · 1 - 3 Months