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: Selenium (Software), Test Script Development, Test Automation, Eclipse (Software), Software Testing, UI Components, Integrated Development Environments, Web Applications, Java, Functional Testing
Beginner · Guided Project · Less Than 2 Hours

University of Colorado Boulder
Skills you'll gain: Object Oriented Design, Object Oriented Programming (OOP), Unified Modeling Language, JUnit, Software Testing, Software Engineering, Java, Java Programming, Computer Programming, Unit Testing, Program Development, Software Design, Test Driven Development (TDD), Conceptual Design
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Strategic Sourcing, Procurement, Supplier Performance Management, Keyword Research, Lead Generation, Artificial Intelligence
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Usability Testing, Figma (Design Software), Responsive Web Design, User Experience Design, Prototyping, Software Design Documents, Design Specifications, Mockups, User Interface (UI) Design, UI Components, User Flows, Animations
Intermediate · Course · 1 - 4 Weeks

Michigan State University
Skills you'll gain: Value Propositions, Business Planning, Business Modeling, Entrepreneurship, Verification And Validation, Business Development, Business Strategy, Product Development, Financial Forecasting, New Business Development, Financial Analysis, Customer Analysis, Innovation
Mixed · Course · 1 - 3 Months

Skills you'll gain: Consultative Selling, Communication, Consumer Behaviour, Trustworthiness, Marketing Psychology, Solution Selling, Sales Presentation, Persuasive Communication, Sales, Sales Strategy, Needs Assessment, Customer Relationship Building, Rapport Building, Influencing, Customer Insights, Storytelling, Empathy, Target Audience, Cultural Sensitivity
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Middleware, Web Services, Data Mapping, Simple Object Access Protocol (SOAP), Restful API, Software Technical Review, Application Development, Cloud Applications, Application Programming Interface (API), System Monitoring, Application Performance Management, Data Integration, Enterprise Application Management, Software Architecture, Business Process Automation, Performance Tuning, Scalability, Debugging, Application Security, Role-Based Access Control (RBAC)
Advanced · Course · 1 - 4 Weeks

University at Buffalo
Skills you'll gain: Peer Review, Governance, Leadership and Management, Discussion Facilitation, Philanthropy, Public Administration, Organizational Effectiveness, Performance Review, Organizational Leadership, Community Development, Organizational Structure, Leadership, Case Studies, Analysis, Decision Making
Mixed · Course · 1 - 3 Months

Universiteit Leiden
Skills you'll gain: Anatomy, Medical Imaging, Pathology, Patient Evaluation, Urology, Gynecology, Diagnostic Tests, General Surgery, Physiology, Clinical Practices, Visualization (Computer Graphics), Medical Terminology
Mixed · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: Prompt Engineering, Amazon Bedrock, Retrieval-Augmented Generation, Prompt Engineering Tools, Generative AI, Model Evaluation, Amazon Web Services, Embeddings, Model Deployment, Artificial Intelligence and Machine Learning (AI/ML), Artificial Intelligence
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Excel, Spreadsheet Software, Real Time Data
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Extensible Markup Language (XML), Visualization (Computer Graphics), Cascading Style Sheets (CSS), Computer Graphics, Web Components, Animations, Typography, Semantic Web, Web Content Accessibility Guidelines, Scalability
Mixed · Course · 1 - 3 Months