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: Secure Coding, Application Security, Authorization (Computing), Authentications, Data Validation, Role-Based Access Control (RBAC), Verification And Validation, Security Controls, User Accounts, Configuration Management, Package and Software Management, Cybersecurity, Data Loss Prevention, Identity and Access Management, Software Installation, Middleware, Debugging, Computer Programming, Information Technology, Dependency Analysis
Beginner · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Health Informatics, Clinical Informatics, Decision Support Systems, Solution Design, Health Information Management, Usability Testing, Healthcare Ethics, Requirements Elicitation, Electronic Medical Record, Data Capture, User Centered Design, Artificial Intelligence and Machine Learning (AI/ML)
Beginner · Course · 1 - 4 Weeks

University of London
Skills you'll gain: Unity Engine, Augmented and Virtual Reality (AR/VR), Virtual Environment, 3D Modeling, Animations, Non-Verbal Communication, Interaction Design, Human Computer Interaction, Psychology, Artificial Intelligence
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Verification And Validation, Computational Logic, Theoretical Computer Science, Automation, Agentic systems, System Requirements, Robotics, Artificial Intelligence, Algorithms
Build toward a degree
Intermediate · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: SQL, Google Cloud Platform, Database Development, Database Management, Data Import/Export, Query Languages, Data Warehousing
Beginner · Project · Less Than 2 Hours

Tel Aviv University
Skills you'll gain: Student Engagement, Teaching, European History, Research, World History, Social Justice, Cultural Diversity, Social Impact, Research Methodologies, Policy Analysis
Mixed · Course · 1 - 4 Weeks
University of Colorado Boulder
Skills you'll gain: Control Systems, Systems Engineering, Mathematical Modeling, Simulation and Simulation Software, Engineering Analysis, Engineering Calculations, Engineering Design Process, Torque (Physics)
Advanced · Course · 1 - 4 Weeks

University of California, Davis
Skills you'll gain: Open Web Application Security Project (OWASP), Authentications, Exploit development, Penetration Testing, Application Security, Vulnerability Assessments, Code Review, Vulnerability Management, Secure Coding, Authorization (Computing), Java, Java Programming, Dependency Analysis, Docker (Software), JSON, Git (Version Control System)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Statistical Hypothesis Testing, AI Workflows, LangChain, Generative AI Agents, CrewAI, Statistical Methods, Statistical Analysis, Data Transformation, Agentic systems, Statistical Inference, Business Intelligence, Performance Testing, Key Performance Indicators (KPIs), Data-Driven Decision-Making, Performance Metric, Descriptive Analytics, Business Metrics, Data Analysis, Correlation Analysis, Event Monitoring
Intermediate · Course · 1 - 4 Weeks

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

Microsoft
Skills you'll gain: Generative AI, Generative Model Architectures, MLOps (Machine Learning Operations), Generative Adversarial Networks (GANs), Model Deployment, Model Evaluation, Microsoft Azure, PyTorch (Machine Learning Library), Deep Learning, Time Series Analysis and Forecasting, Cloud Deployment, Tensorflow, Image Analysis, Data Preprocessing, Forecasting, Prototyping
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: File I/O, Unified Modeling Language, Visual Basic (Programming Language), Object Oriented Programming (OOP), Object Oriented Design, Data Modeling, Microsoft Development Tools, Computer Programming, .NET Framework, Software Engineering, Data Structures
Intermediate · Course · 1 - 4 Weeks