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: Open Web Application Security Project (OWASP), Vulnerability Assessments, Application Security, Vulnerability Management, Secure Coding, Hardening, Security Controls, Cybersecurity, Authorization (Computing), Cryptography, System Configuration, Encryption
Intermediate · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Infant Care, Child Health, Maternal Health, Child Development, Safety Standards, Accident Prevention, Patient Education And Counseling, Caregiving, Family Support
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Java Programming, Java, Performance Tuning, Spring Framework, Application Performance Management, Algorithms, JUnit, OS Process Management, Application Frameworks, Programming Principles, Performance Testing, Spring Boot, Computer Architecture
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Web Design and Development, Front-End Web Development, HTML and CSS, Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), Web Design, Javascript
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Web Design, Canva (Software), Responsive Web Design, Web Content, Usability, Visual Design, Social Media, Creative Design, Graphic Design, Graphics Software, Business
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Peer Review, Adobe Firefly, Game Design, Generative AI, Adobe Creative Cloud, Graphic Design, Responsible AI, Adobe Photoshop, Design, Design Research, User Experience Design, Oral Expression, Prompt Engineering, Creativity
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Web Applications, Application Development, Web Development, JavaScript Frameworks, OAuth, UI Components, Front-End Web Development, Authentications, React.js, Development Environment, Software Installation, Cascading Style Sheets (CSS)
Intermediate · Course · 1 - 4 Weeks
University of Michigan
Skills you'll gain: Sustainable Development, Innovation, Environmental Science, Sustainability Standards, Environment, Socioeconomics, Social Impact, Social Justice, Climate Change Adaptation, Economic Development, Climate Change Mitigation, Public Policies, Case Studies
Build toward a degree
Beginner · Course · 1 - 3 Months

Skills you'll gain: Application Deployment, Kubernetes, Network Troubleshooting, Performance Tuning, Continuous Deployment, Network Performance Management, Network Routing, Network Security, Network Protocols, Load Balancing, Scalability
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Legal Technology, Legal Strategy, Regulation and Legal Compliance, Responsible AI, Ethical Standards And Conduct, AI Enablement, Artificial Intelligence, Innovation, Risk Management
Beginner · Course · 1 - 4 Weeks

IE Business School
Skills you'll gain: Market Dynamics, Competitive Analysis, Market Trend, Market Share, Trend Analysis, Case Studies, Market Analysis, Business Economics, Strategic Marketing, Business Strategies, Business Strategy, Strategic Thinking, Corporate Strategy, Benchmarking
Beginner · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Strategic Thinking, Strategic Leadership, Visionary, Organizational Strategy, Organizational Leadership, Strategic Decision-Making, Business Leadership, Innovation, Business Transformation, Complex Problem Solving, Organizational Change, Team Motivation
Intermediate · Course · 1 - 4 Weeks