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.

Michigan State University
Skills you'll gain: Unity Engine, Game Design, Video Game Development, C# (Programming Language), Software Design Documents, Social Impact, Programming Principles, Computer Programming, Economics, Policy, and Social Studies, Ideation, Scripting, Social Sciences, Peer Review
★ 4.7 (47) · Intermediate · Course · 1 - 4 Weeks

Council on Foreign Relations
Skills you'll gain: Climate Change Adaptation, Climate Change Mitigation, Energy and Utilities, Social Justice, Social Impact, Environmental Issue, Sustainable Development, Mitigation, Environmental Policy, Emerging Technologies, Pollution Prevention, Environment, Sustainable Technologies, Artificial Intelligence
Beginner · Course · 1 - 3 Months

Skills you'll gain: Programmable Logic Controllers, Animations, Human Machine Interfaces, UI Components, Visualization (Computer Graphics), Control Panels, Interactive Design, User Interface (UI), Simulations, Interactive Data Visualization, Electrical Safety, User Interface (UI) Design, Program Development, Computational Logic, Authorization (Computing), System Configuration
Intermediate · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: Critical Thinking and Problem Solving, Problem Solving, Critical Thinking, Creative Thinking, Growth Mindedness, Complex Problem Solving, Creative Problem-Solving, Ideation, Strategic Thinking, Decision Making, Continuous Improvement Process, Analysis, Root Cause Analysis, Data-Driven Decision-Making
★ 4.7 (15) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Penetration Testing, Vulnerability Scanning, Vulnerability Management, Vulnerability Assessments, Cyber Security Assessment, Open Web Application Security Project (OWASP), Security Testing, Exploitation techniques, Application Security, Patch Management, Cyber Threat Intelligence, Cyber Engineering, Cyber Governance, Risk Management Framework, Linux Administration, Dashboard Creation, Ethical Standards And Conduct, Linux, Linux Commands, Linux Servers
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: GitHub Copilot, Integrated Development Environments, Microsoft Visual Studio, AI Enablement, Development Environment, Debugging, HTML and CSS, React.js, Cascading Style Sheets (CSS), Software Installation
★ 4.4 (50) · Intermediate · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: AI powered creativity, AI literacy, Legal Technology, Creativity, Oral Expression, Writing and Editing, Presentations, AI Integrations, Editing, Writing, Communication, Artificial Intelligence, Responsible AI, Generative AI, Content Creation, Critical Thinking
★ 4.6 (16) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Infectious Diseases, Pathology, Healthcare Ethics, Microbiology, Infection Control, Public Health and Disease Prevention, Diagnostic Tests, Neurology, Public Health, Biology, Case Studies, Patient Treatment, Preventative Care, Clinical Assessment, Pharmacotherapy
★ 4.7 (745) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Ruby (Programming Language), Object Oriented Programming (OOP), Object Oriented Design, Debugging, Code Reusability, Development Environment, Integrated Development Environments, Computer Programming, Programming Principles, Apple Xcode, Computational Logic, Software Installation, Program Development, Computer Programming Tools, Microsoft Windows, Command-Line Interface
★ 4.6 (12) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Email Marketing, Content Strategy, Content Marketing, Content Performance Analysis, Content Development and Management, HubSpot CRM, Marketing Strategies, Content Optimization, Data-Driven Marketing, Web Content, Social Media Content, Paid media, Email Automation, Marketing Effectiveness, Target Audience, Customer Relationship Management (CRM) Software, Marketing Planning, Marketing, Digital Marketing, Customer Relationship Management
★ 4.5 (41) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Linux Administration, Docker (Software), Containerization, Linux, Devops Tools, Network Troubleshooting, Linux Servers, Linux Commands, Ansible, Kubernetes, Infrastructure as Code (IaC), Operating System Administration, Network Monitoring, Network Administration, System Configuration, Remote Access Systems, Multi-Factor Authentication, Network Protocols, Network Security, Hardening
★ 4.8 (10) · Advanced · Course · 1 - 4 Weeks

University of London
Skills you'll gain: Leadership Studies, Leadership and Management, Organizational Structure, Business Leadership, Organizational Leadership, Performing Arts, Music, Drive Engagement, Motivational Skills, Business Management, Storytelling, Oral Expression, Leadership, People Management, Productivity, Musical Composition, Workforce Management, Writing and Editing, Organizational Development, Employee Engagement
★ 4.8 (14) · Beginner · Course · 1 - 4 Weeks