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.

National Taiwan University
Skills you'll gain: 3D Modeling, SketchUp (3D Modeling Software), Software Installation, Visualization (Computer Graphics)
Beginner · Course · 1 - 3 Months

University of California San Diego
Skills you'll gain: Graph Theory, Logical Reasoning, Combinatorics, Computational Logic, Deductive Reasoning, Cryptography, Probability, Computational Thinking, Encryption, Probability Distribution, Network Analysis, Public Key Cryptography Standards (PKCS), Theoretical Computer Science, Bayesian Statistics, Python Programming, Data Structures, Cybersecurity, Algorithms, Arithmetic, Visualization (Computer Graphics)
Beginner · Specialization · 3 - 6 Months

Universitat Autònoma de Barcelona
Skills you'll gain: Ancient History, Social Studies, Art History, World History, Anthropology, Writing, Cultural Diversity, Timelines, Language Competency, Political Sciences, Economics
Beginner · Course · 1 - 3 Months

University of Pennsylvania
Skills you'll gain: Calculus, Engineering Calculations, Mathematical Theory & Analysis, Algebra, Advanced Mathematics, Applied Mathematics, Derivatives
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Crisis Management, Data Ethics, Governance, Business Ethics, Responsible AI, Media Relations, Strategic Thinking, Communication Strategies, Business Leadership, Accountability, Ethical Standards And Conduct, Emerging Technologies, Organizational Leadership, Public Relations, Operational Risk, Risk Management, Communication, Leadership, Learning Strategies, Test Planning
Beginner · Professional Certificate · 3 - 6 Months
Skills you'll gain: SQL, SAS (Software), Database Management, Query Languages, Case Studies, Data Access, Program Development, Statistical Programming, Data Presentation, Scripting, Perl (Programming Language), Data Processing, Automation, Data Integration, Stored Procedure, Data Manipulation, Data Transformation, Debugging, Data Validation, Data Analysis
Build toward a degree
Intermediate · Professional Certificate · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Magnetic Resonance Imaging, Medical Imaging, Image Analysis, Data Manipulation, Neurology, R Programming, Data Processing, Scientific Visualization, Data Preprocessing, Data Transformation, Data Import/Export
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Operating System Administration, Digital Forensics, Cyber Threat Hunting, Incident Response, IT Service Management, Cloud Computing, Governance Risk Management and Compliance, Information Technology Infrastructure Library, Malware Protection, Identity and Access Management, Penetration Testing, Computer Security Incident Management, Linux Commands, Database Management, Networking Hardware, Network Security, Cybersecurity, Cyber Threat Intelligence, Interviewing Skills, Cyber Security Assessment
Build toward a degree
Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Gemini, API Gateway, Cloud Applications, Kubernetes, Google Cloud Platform, Containerization, Cloud Infrastructure, Cloud Development, Application Deployment, Prompt Engineering, CI/CD, Serverless Computing, Cloud-Native Computing, Microservices, Data Persistence, Application Development, Identity and Access Management, Cloud Computing, Cloud Storage, Debugging
Intermediate · Professional Certificate · 3 - 6 Months

University of Rochester
Skills you'll gain: Music History, Music, World History, Electronic Media, Social Impact, Media and Communications
Beginner · Course · 1 - 3 Months

Skills you'll gain: Prompt Engineering, Large Language Modeling, Prompt Patterns, Responsible AI, ChatGPT, Generative AI, AI Personalization, Mobile Development, Retrieval-Augmented Generation, Vibe coding, Natural Language Processing, Anthropic Claude, Data Ethics, LLM Application, AI Workflows, Agentic systems, Apple iOS, Software Development, Real Time Data, Artificial Intelligence and Machine Learning (AI/ML)
Advanced · Specialization · 1 - 3 Months

University of California, Santa Cruz
Skills you'll gain: Responsible AI, Data Ethics, Artificial Intelligence, Artificial Neural Networks, Ethical Standards And Conduct, Network Model, Machine Learning, Empathy & Emotional Intelligence, Supervised Learning, Reinforcement Learning, Policy Development
Beginner · Course · 1 - 4 Weeks