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.

CertNexus
Skills you'll gain: Threat Modeling, Cybersecurity, Cyber Threat Intelligence, Threat Management, Information Systems Security, Threat Detection, Security Management, Cyber Risk, Security Strategy, Cyber Security Strategy, Risk Analysis, Computer Security, Risk Mitigation, Risk Management, Network Security, Risk Management Framework, Enterprise Risk Management (ERM), Risk Appetite, Trend Analysis, Technical Documentation
Mixed · Course · 1 - 4 Weeks

Cisco Learning and Certifications
Skills you'll gain: Performance Tuning, Wide Area Networks, Network Troubleshooting, Network Planning And Design
Beginner · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Sprint Planning, Sprint Retrospectives, Agile Methodology, Backlogs, Agile Project Management, Estimation, Capacity Planning, Project Estimation, Meeting Facilitation, User Story, Dependency Analysis, Goal Setting, Capacity Management, Cross-Functional Team Leadership, Prioritization, Collaboration, Stakeholder Management, Team Building, Risk Mitigation
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Crisis Management, Corporate Communications, Risk Management, Public Affairs, Business Risk Management, Contingency Planning, Risk Analysis, Mitigation, Emergency Response, Stakeholder Communications, Forecasting, Communication Strategies, Case Studies
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Statistical Modeling, Data Validation, Media Planning, Variance Analysis, Regression Analysis, Predictive Analytics, Predictive Modeling, Web Analytics, Forecasting, Trend Analysis, Marketing Analytics, Time Series Analysis and Forecasting, Marketing Budgets, Analytics, Data-Driven Decision-Making, Data Quality, Advertising Campaigns
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Graph Theory, Arithmetic
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Computer Hardware, Hardware Architecture, Data Storage Technologies, System Configuration, Computer Architecture, Operating Systems, Software Installation, Peripheral Devices, Computer Displays
Build toward a degree
Beginner · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: LLM Application, AI Security, Large Language Modeling, Security Testing, Data Loss Prevention, Continuous Monitoring, Responsible AI, Threat Detection, System Monitoring, Personally Identifiable Information, Anomaly Detection, Data Security
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Resilience, Collaboration, Teamwork, Self-Awareness, Community Development, Mentorship, Active Listening
Beginner · Course · 1 - 4 Weeks

Università Bocconi
Skills you'll gain: Project Finance, Environmental Social And Corporate Governance (ESG), Investments, Contract Management, Risk Analysis, Finance, Corporate Finance, Risk Management, Sustainable Development, Economics, Public Policies
Beginner · Course · 1 - 3 Months

American Council on Exercise
Skills you'll gain: Chronic Diseases, Health And Wellness Coaching, Blood Pressure, Cardiology, Preventative Care, Mental Health, Diagnostic Tests, Public Health and Disease Prevention, Stress Management, Nutrition and Diet, Exercise Science, Behavioral Management, Care Management
Beginner · Course · 1 - 3 Months

Skills you'll gain: Concision, Verbal Communication Skills, Public Speaking, Storytelling, Interviewing Skills, Personal Attributes, Professional Networking, Professional Development, Business Writing, Communication
Beginner · Guided Project · Less Than 2 Hours