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: Networking Hardware, OSI Models, Network Architecture, Network Protocols, Network Security, TCP/IP, Computer Networking, Local Area Networks, Virtual Private Networks (VPN), Wireless Networks, Network Routing, Wide Area Networks, Network Switches, Virtual Local Area Network (VLAN), Firewall
Intermediate · Course · 1 - 3 Months

Arizona State University
Skills you'll gain: Stress Management, Time Management, Organizational Skills, Personal Development, Emotional Intelligence, Self-Awareness, Prioritization, Productivity
Mixed · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: Continuous Monitoring, Performance Analysis, Project Risk Management, Risk Analysis, Risk Mitigation, Risk Management, Project Documentation, Management Reporting, Change Control, Trend Analysis, Variance Analysis, Data Quality, Stakeholder Communications
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cyber Security Assessment, Security Testing, Vulnerability Assessments, Penetration Testing, Vulnerability Scanning, Threat Modeling, Vulnerability Management, Security Strategy, Security Controls, Security Requirements Analysis, White-Box Testing
Intermediate · Course · 1 - 4 Weeks

University of Pennsylvania
Skills you'll gain: Environmental Social And Corporate Governance (ESG), Governance, Corporate Sustainability, Diversity and Inclusion, Corporate Strategy, Business Ethics, Crisis Management, Social Impact, Stakeholder Management, Strategic Communication, Stakeholder Engagement, Risk Management, Executive Recruitment, Succession Planning
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Semiconductors, Electrical Engineering, Electronics, Display Devices, Electronic Components, Materials science, Engineering Calculations, Mathematical Modeling, Physics, Applied Mathematics
Build toward a degree
Advanced · Course · 1 - 3 Months

Skills you'll gain: Computer Graphics, 3D Modeling, 3D Assets, Visualization (Computer Graphics), Art History, Image Quality, Performance Tuning, Design, Aesthetics
Intermediate · Course · 3 - 6 Months

Università Bocconi
Skills you'll gain: Conflict Management, Team Motivation, Intercultural Competence, Professional Networking, Organizational Leadership, Cultural Diversity, Cultural Sensitivity, Cross-Functional Team Leadership, Communication, Leadership, Team Management, Ethical Standards And Conduct, Decision Making
Mixed · Course · 1 - 3 Months

Skills you'll gain: Web Development Tools, Javascript, Development Environment, Integrated Development Environments, Computer Programming, Debugging, HTML and CSS, Data Structures
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Biological Engineering, Bioinformatics, Simulation and Simulation Software, Mathematical Modeling, Mathematical Software, Biotechnology, Engineering Analysis, Simulations, Differential Equations, Computer-Aided Design, Algorithms, Chemistry
Build toward a degree
Intermediate · Course · 1 - 3 Months

Dassault Systèmes
Skills you'll gain: SolidWorks (CAD), 3D Modeling, Computer-Aided Design, Mechanical Design, Mechanical Engineering
Beginner · Course · 1 - 4 Weeks

Stanford University
Skills you'll gain: Hospice, Parent Communication, Family Support, Caregiving, Patient Education and Support, Pain Management, Pediatrics, Patient Advocacy, Nursing and Patient Care, Patient-centered Care, Medical Social Work, Working With Children, Family Therapy, Psychosocial Assessments, Child Health, Patient Communication, Child Development, Social Work, Clinical Assessment, Stress Management
Beginner · Course · 1 - 3 Months