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.

University of Colorado System
Skills you'll gain: Windows Servers, Computer Security, Linux Administration, Contingency Planning, Disaster Recovery, Authorization (Computing), Linux, Linux Servers, Microsoft Windows, Authentications, Business Continuity Planning, OSI Models, User Accounts, Group Policy, Security Management, Microsoft Servers, Operating System Administration, Systems Administration, Virtualization, Cybersecurity
Beginner · Specialization · 3 - 6 Months

University of Colorado System
Skills you'll gain: Trauma Care, Emergency Medicine, Emergency Medical Services, Patient Evaluation, Triage, Clinical Assessment, First Aid, Patient Transport, Wound Care, Vital Signs, Physiology, Anatomy
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Video Game Development, Post-Production, Game Design, User Interface (UI), Virtual Environment, Application Deployment, Computer Graphics, Animations, Release Management, Music
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: SAS (Software), Data Import/Export, Statistical Analysis, Data Analysis, Statistical Programming, Data Manipulation, Data Processing, Data Access, Computer Programming
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Power Electronics, Electrical Power, Electrical Engineering, Estimation, Simulations, Electronic Systems, Matlab, Engineering Calculations, Model Evaluation, Mathematical Modeling, Control Systems, Electronic Components, Applied Mathematics, Algorithms
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Employee Retention, Talent Pipelining, Succession Planning, Workplace inclusivity, Performance Appraisal, Human Resource Strategy, Prompt Engineering, Mediation, Human Resources, Responsible AI, Employee Engagement, Generative AI Agents, AI Enablement, Human Resources Information System (HRIS), HR Tech, Payroll, Performance Review, Management Training And Development, Generative AI, Artificial Intelligence and Machine Learning (AI/ML)
Beginner · Specialization · 3 - 6 Months

Tecnológico de Monterrey
Skills you'll gain: Critical Thinking, Organizational Leadership, Positivity, Self-Awareness, Stress Management, Leadership, Independent Thinking, Resilience, Influencing, Motivational Skills, Business Ethics, Personal Development, Leadership Development, Industrial and Organizational Psychology, Decision Making, Leadership and Management, Emotional Intelligence, Business Leadership, Systems Thinking, Analytical Skills
Advanced · Specialization · 1 - 3 Months

Tel Aviv University
Skills you'll gain: Ancient History, World History, International Relations, Political Sciences, Timelines, Governance, Research Methodologies, Cultural Diversity
Mixed · Course · 1 - 3 Months

Skills you'll gain: Threat Modeling, Data Visualization, AI Security, A/B Testing, Open Web Application Security Project (OWASP), Secure Coding, DevSecOps, Application Security, System Monitoring, MLOps (Machine Learning Operations), Analytics, Data Governance, API Gateway, Cyber Governance, Data Cleansing, Data Processing, Data Management, Data Quality, Data Validation, Jupyter
Intermediate · Course · 1 - 3 Months

Yonsei University
Skills you'll gain: Text Mining, Data Preprocessing, Natural Language Processing, Classification Algorithms, Data Analysis, Java, Unsupervised Learning, Machine Learning Methods, Supervised Learning
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Test Driven Development (TDD), Unit Testing, Test Planning, Debugging, Browser Compatibility, Performance Testing, Security Testing, Software Testing, System Testing, Test Script Development, Behavior-Driven Development, API Testing, Code Coverage, Integration Testing, Test Case, Test Automation, Test Tools, Development Environment, Code Review, Continuous Delivery
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Command-Line Interface, Network Troubleshooting, TCP/IP, Wireless Networks, Virtual Private Networks (VPN), Operating System Administration, Network Administration, General Networking, Network Protocols, Network Routers, Microsoft Windows, Linux, Network Security, Scripting, Virtualization and Virtual Machines, Artificial Intelligence
Beginner · Course · 1 - 3 Months