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.

Technical University of Munich (TUM)
Skills you'll gain: Human Factors, Manufacturing and Production, Production Process, Automation, Leadership, Human Machine Interfaces, Robotics, Digital Transformation, Maintenance, Repair, and Facility Services, Artificial Intelligence, Simulation and Simulation Software, Quality Assurance
Intermediate · Course · 1 - 4 Weeks

École Polytechnique
Skills you'll gain: Physics, Mechanics, Semiconductors, Linear Algebra, electromagnetics, Probability, Calculus, Differential Equations, Advanced Mathematics, Mathematical Modeling, Experimentation
Intermediate · Course · 1 - 3 Months

University of Virginia
Skills you'll gain: Growth Strategies, Business Strategy, Strategic Thinking, Plan Execution, Mergers & Acquisitions, Competitive Analysis, Organizational Strategy, Business Ethics, Peer Review, Data-Driven Decision-Making, Corporate Strategy, Strategic Leadership, Business Planning, Strategic Decision-Making, Governance, Stakeholder Management, New Business Development, Business Research, Analysis, Project Management
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Cloud-Native Computing, Node.JS, React Redux, Cloud Computing Architecture, CI/CD, Cloud Applications, Cloud Services, Cloud Development, Cloud Deployment, NoSQL, HTML and CSS, MongoDB, Server Side, Agile Methodology, Hypertext Markup Language (HTML), JavaScript Frameworks, Full-Stack Web Development, Front-End Web Development, DevOps, Python Programming
Beginner · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Statistical Inference, Statistical Modeling, Regression Analysis, Data Ethics, Statistical Methods, Data Science, R Programming, Data Modeling, Statistical Analysis, Predictive Modeling, Mathematical Modeling, Probability & Statistics, Model Evaluation, Feature Engineering
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Validation, Object-Relational Mapping, Database Design, Back-End Web Development, Data Modeling, Data Integrity, Database Development, Application Development, Software Architecture, Database Application, Health Information Management, Data Persistence, Health Care, Database Management, C# (Programming Language)
Beginner · Course · 1 - 4 Weeks

Vanderbilt University
Skills you'll gain: Generative AI, Expense Reports, Image Analysis, Expense Management, Organizational Skills, Computer Vision, Data Storytelling, Project Controls, Social Media Content, Artificial Intelligence, Photography, Prompt Engineering, Cooking
Beginner · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Vibe coding, Model Context Protocol, Context Management, AI Workflows, Software Installation, Agentic Workflows, Code Review, System Configuration, Computer Programming Tools, Debugging, Web Development Tools, Software Development, User Interface (UI), Web Development
Intermediate · Course · 1 - 3 Months

The State University of New York
Skills you'll gain: Electrical Power, Basic Electrical Systems, Electric Power Systems, Wiring Diagram, Equipment Design, Energy and Utilities, Electronic Components, Sustainable Design, System Requirements, Electrical Safety, Engineering Calculations, Performance Testing, Physical Science, Estimation
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Software Development Life Cycle, Software Architecture, Software Design, Software Development Methodologies, Software Design Patterns, Development Environment, Unified Modeling Language, Software Engineering, Web Applications, Software Development, Application Deployment, Programming Principles, Front-End Web Development, Back-End Web Development, Python Programming, Software Versioning
Beginner · Course · 1 - 3 Months

Skills you'll gain: Email Marketing, Campaign Management, Copywriting, Marketing Strategy and Techniques, Email Automation, Personally Identifiable Information, Digital Marketing, Marketing Automation, Newsletters, HubSpot CRM, Marketing Analytics, Promotional Strategies, Data Ethics, A/B Testing, Smart Goals, Customer Retention, Key Performance Indicators (KPIs), Goal Setting
Beginner · Course · 1 - 3 Months

Universitat de Barcelona
Skills you'll gain: Hydrology, Global Positioning Systems, Physical Science, Water Resources, Water Quality, Geographic Information Systems, Geospatial Information and Technology, Chemistry, Environment, Environmental Science, Mechanics, Systems Of Measurement, Climate Change Mitigation, Remote Access Systems
Mixed · Course · 1 - 3 Months