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.

The Hong Kong University of Science and Technology
Skills you'll gain: Arithmetic, Geometry, Mathematical Theory & Analysis, Advanced Mathematics, Combinatorics, Algebra, General Mathematics, Applied Mathematics, Biology
Beginner · Course · 1 - 4 Weeks

Technical University of Denmark (DTU)
Skills you'll gain: Laboratory Testing, Materials science, Sustainable Technologies, Chemistry, Manufacturing Processes, Electrical Power, Product Lifecycle Management, Technical Standard, Product Testing
Mixed · Course · 1 - 3 Months

University of Illinois Urbana-Champaign
Skills you'll gain: Influencing, Negotiation, Leadership, Conflict Management, Persuasive Communication, Leadership Development, Professional Development, Business Leadership, Communication, Initiative and Leadership, Empowerment, Personal Development, Leadership and Management, Cooperation, Communication Strategies, Team Building, Constructive Feedback, Decision Making, Ethical Standards And Conduct
Beginner · Course · 1 - 3 Months

University of California San Diego
Skills you'll gain: Session Initiation Protocols, Cloud Development, Version Control, Integrated Development Environments, Cloud Computing Architecture, GitHub, Cloud Computing, Application Development, Android (Operating System), Amazon Web Services, Software Design Documents, System Design and Implementation, Internet Of Things, Unit Testing, Android Studio, Telecommunications, Embedded Software, Mobile Development, Visualization (Computer Graphics), Computer Vision
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Financial Controls, Internal Controls, Financial Auditing, Risk Control, Auditing, Compliance Management, Process Analysis, Compliance Auditing, Internal Auditing, Accountability, Verification And Validation, Governance Risk Management and Compliance, Transaction Processing, Business Workflow Analysis, Risk Analysis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Continuous Monitoring, Cloud Security, Cloud Storage, Data Security, Data Loss Prevention, Personally Identifiable Information, Google Cloud Platform, Data Management
Intermediate · Project · Less Than 2 Hours

O.P. Jindal Global University
Skills you'll gain: Crisis Management, Mediation, Negotiation, Conflict Management, Diplomacy, Leadership, Policy Analysis, Leadership Development, Social Justice, Business Ethics, Organizational Leadership, Ethical Standards And Conduct, Leadership and Management, Business Leadership, Public Policies, Strategic Leadership, Political Sciences, Economics, Policy, and Social Studies, Public Administration, Governance
Beginner · Specialization · 3 - 6 Months
University of Colorado Boulder
Skills you'll gain: Google Ads, Digital Advertising, Online Advertising, Advertising, Contextual Advertising, Pay Per Click Advertising, Advertising Campaigns, Paid media, Social Media, Search Engine Marketing, Performance marketing, Marketing, Keyword Research, Search Engine Optimization, Social Media Marketing, Digital Marketing, Social Media Strategy, Social Media Campaigns, Data Ethics, Web Analytics and SEO
Beginner · Specialization · 3 - 6 Months

California Institute of the Arts
Skills you'll gain: Design Reviews, Design, Graphic Design, Design Elements And Principles, Visual Design, Peer Review, Typography, Design Thinking
Beginner · Course · 1 - 3 Months

Michigan State University
Skills you'll gain: Project Design, Feasibility Studies, Climate Change Mitigation, Environmental Monitoring, Sustainability Reporting, Project Accounting, Project Finance, Environmental Science, Policy Analysis, Scientific Methods, Climate Change Programs, Sustainable Development, Market Analysis, Cost Benefit Analysis, Verification And Validation, Estimation, Data Collection
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Object Oriented Programming (OOP), C++ (Programming Language), Application Development, Object Oriented Design, Data Visualization Software, Visualization (Computer Graphics), Programming Principles, Computer Graphics, Solution Design, Computational Thinking, Graphing, Verification And Validation, Development Environment, Software Visualization, Graphic and Visual Design, Data Presentation, Application Design, Data Validation, C and C++, Program Development
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: MLOps (Machine Learning Operations), Containerization, AI Workflows, Model Deployment, Generative AI Agents, LangGraph, Artificial Intelligence and Machine Learning (AI/ML), CrewAI, BeeAI, Docker (Software), Agentic systems, Google Cloud Platform, AWS SageMaker, CI/CD, Cloud Platforms, DevOps, Azure DevOps Pipelines, Kubernetes, Applied Machine Learning, Scalability
Intermediate · Course · 1 - 4 Weeks