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: Advanced Analytics, Budget Management, Hospitality Management, Budgeting, Financial Forecasting, Hospitality, Variance Analysis, Forecasting, Hotel Operations, Operating Budget, Corporate Sustainability, Environmental Social And Corporate Governance (ESG), Revenue Management, Demand Planning, Sustainable Business, Revenue Forecasting, Financial Analysis, Financial Statement Analysis, Sustainability Reporting, Analysis
Beginner · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Containerization, Package and Software Management, Software Testing, Docker (Software), Development Environment, Unit Testing, Scripting, Test Automation, Continuous Integration, IT Automation, Integration Testing, DevOps, Python Programming, Selenium (Software), Web Scraping
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Regression Analysis, Statistical Analysis, Time Series Analysis and Forecasting, Logistic Regression, R Programming, Statistical Hypothesis Testing, Probability & Statistics, Statistical Modeling, R (Software), Statistics, Predictive Modeling, Generative AI, Forecasting, Descriptive Statistics, Power BI
Beginner · Course · 1 - 3 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Blockchain, Cryptography, FinTech, Governance, Emerging Technologies, Payment Systems, Transaction Processing, Distributed Computing, Digital Assets, Cyber Governance, Regulation and Legal Compliance, Ledgers (Accounting), Data Security, Interoperability, Case Studies, Scalability
Build toward a degree
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Responsible AI, Regulatory Compliance, Compliance Management, Data Ethics, Generative AI, Risking, AI Security, Governance, Regulatory Affairs, Ethical Standards And Conduct
Intermediate · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Network Security, Distributed Denial-Of-Service (DDoS) Attacks, Information Systems Security, Cybersecurity, Encryption, Proxy Servers, Information Privacy, Servers, Web Servers, Network Routing, Cloud Hosting
Intermediate · Course · 1 - 4 Weeks

University of California, Irvine
Skills you'll gain: Marketing Analytics, Key Performance Indicators (KPIs), Marketing Effectiveness, A/B Testing, Web Analytics and SEO, Digital Marketing, Customer experience improvement, Performance Metric, Performance Measurement, Marketing Strategies, Mobile Security, Process Optimization, Marketing, Web Applications, Sales
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Remote Access Systems, Threat Detection, Information Technology Operations, Wireless Networks, Network Security, Information Systems Security, Mobile Security, Virtual Private Networks (VPN), Network Administration, Network Troubleshooting, Document Management, Malware Protection, Augmented and Virtual Reality (AR/VR), Change Control, Authentications
Advanced · Course · 1 - 3 Months

Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Technical Communication, AI Enablement, Model Deployment, Generative AI Agents, Data Integration, AI Orchestration, Business Transformation, Cloud Deployment, Initiative and Leadership, Application Deployment, AI Product Strategy, Digital Transformation, Continuous Monitoring, Agentic systems, Compliance Management, Stakeholder Communications, Regulatory Compliance, Dashboard, CI/CD, Data Pipelines
Beginner · Course · 1 - 4 Weeks

Council on Foreign Relations
Skills you'll gain: Climate Change Adaptation, Climate Change Mitigation, Energy and Utilities, Social Justice, Environmental Issue, Sustainable Development, Environmental Policy, Emerging Technologies, Sustainable Technologies, Artificial Intelligence
Beginner · Course · 1 - 3 Months
IE Business School
Skills you'll gain: Economic Development, Economics, Demography, Market Opportunities, Financial Policy, International Finance, Business Economics, Global Marketing, International Relations, Market Data, Risk Analysis, Social Studies, Analysis, Business Risk Management, Growth Strategies, Public Policies
Intermediate · Course · 1 - 3 Months