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.

Imperial College London
Skills you'll gain: Creative Thinking, Brainstorming, Design Thinking, Ideation, Creativity, Creative Problem-Solving, Problem Solving, Cognitive flexibility, Innovation, Critical Thinking, Artificial Intelligence, Systems Thinking, Generative AI, Prototyping, Analysis
Beginner · Specialization · 3 - 6 Months

Pohang University of Science and Technology(POSTECH)
Skills you'll gain: Blockchain, Application Development, Cloud Applications, Payment Systems, Investment Banking, Cryptography, Investments, FinTech, Digital Assets, Open Source Technology, Distributed Computing, Microservices, Transaction Processing, Algorithms, Governance
Intermediate · Course · 1 - 3 Months

The University of Sydney
Skills you'll gain: Blockchain, Distributed Computing, Security Engineering, Network Security, Scalability, Cryptography, Data Integrity, Transaction Processing, Algorithms
Beginner · Course · 1 - 3 Months

Skills you'll gain: Cinematography, Videography, Photography, Video Production, Video Editing, Design Reviews, Post-Production, Peer Review, Creativity
Intermediate · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: LangChain, LLM Application, Tool Calling, ChatGPT, Generative AI Agents, Prompt Engineering, Application Development, Python Programming
Intermediate · Project · Less Than 2 Hours

Parsons School of Design, The New School
Skills you'll gain: Chemistry, Building Design, Hazard Analysis, Environment Health And Safety, Architectural Engineering, Sustainable Design, Sustainable Technologies, Environmental Science, Environmental Regulations, Materials science, Risk Analysis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Test Driven Development (TDD), Gherkin (Scripting Language), Code Coverage, Behavior-Driven Development, Software Testing, Unit Testing, Test Automation, Test Tools, API Testing, Test Case, Test Data, User Story, Mockups, Restful API, Microservices
Intermediate · Course · 1 - 3 Months

Infosec
Skills you'll gain: Secure Coding, Application Security, System Programming, C++ (Programming Language), C (Programming Language), Unix, Embedded Systems, Debugging, Unix Commands, Operating Systems, Data Security, Linux, Microsoft Windows
Mixed · Course · 1 - 4 Weeks

Emory University
Skills you'll gain: Regression Analysis, Data Visualization, Business Mathematics, Descriptive Statistics, Microsoft Excel, Statistics, Business Analytics, Excel Formulas, Statistical Analysis, Algebra, Calculus, Arithmetic, Business
Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Analysis Expressions (DAX), Real Time Data, Dataflow, Extract, Transform, Load, Business Intelligence
Beginner · Course · 1 - 3 Months

Dartmouth College
Skills you'll gain: Decision Making, Creativity, Talent Management, Communication, Innovation, Strategic Decision-Making, Personal Development, Curiosity, People Development, Professional Networking, Collaboration, Leadership Development, Productivity, Time Management, Self-Awareness, Strategic Leadership, Business Leadership, Leadership, Emotional Intelligence, Organizational Leadership
Beginner · Specialization · 3 - 6 Months

Politecnico di Milano
Skills you'll gain: Socioeconomics, Epidemiology, Crisis Management, Health Technology, Health Policy, Social Sciences, Infectious Diseases, Social Work, Public Health, Telehealth, Mental Health, Health Informatics, Surveys, Data-Driven Decision-Making, Data Science, Artificial Intelligence
Beginner · Course · 1 - 3 Months