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.

Arizona State University
Skills you'll gain: Manufacturing Processes, Equipment Design, Manufacturing and Production, Systems Of Measurement, Process Analysis, Process Control, Materials science, Laboratory Testing, Safety Training
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Infrastructure as Code (IaC), Terraform, Cloud-Native Computing, Serverless Computing, Kubernetes, DevOps, Cloud Deployment, CI/CD, Scalability, Microservices, Application Deployment, Prometheus (Software), System Monitoring, Distributed Computing, Docker (Software), Grafana, GitHub
Intermediate · Course · 1 - 3 Months

Universitat Autònoma de Barcelona
Skills you'll gain: Data Storytelling, Data Literacy, Systems Thinking, Case Studies, Sustainable Development, Quantitative Research, Sustainability Standards, Water Resource Management, Energy and Utilities, Social Impact, Analysis, Environmental Science, Complex Problem Solving, Policy Analysis, Environment and Resource Management, Dealing With Ambiguity
Intermediate · Course · 1 - 3 Months

University of Copenhagen
Skills you'll gain: European History, Immigration Law, Political Sciences, Cultural Diversity, Social Justice, Policy Analysis, International Relations, Case Law, Social Sciences, Public Policies, Governance
Beginner · Course · 1 - 4 Weeks

Rice University
Skills you'll gain: Immunology, Public Health, Anatomy, Molecular Biology, Infectious Diseases, Medical Terminology, Cell Biology, Biochemistry, Microbiology, Biology
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Time Series Analysis and Forecasting, Financial Forecasting, Statistical Analysis, Machine Learning, Trend Analysis, Financial Data, Financial Modeling, Jupyter, Predictive Modeling, GitHub, Statistical Modeling, NumPy
Intermediate · Course · 1 - 3 Months

EDUCBA
Skills you'll gain: Hypertext Markup Language (HTML), Web Content Accessibility Guidelines, Semantic Web, Interactive Design, User Interface (UI), Usability, Web Design, Information Architecture
Mixed · Course · 1 - 4 Weeks

Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Peripheral Devices, USB, Operating Systems, Computer Hardware, Data Storage Technologies, Hardware Troubleshooting, Electrical Safety, Technical Communication, Linux, File Systems, Microsoft Windows, Information Privacy
Beginner · Course · 1 - 3 Months

Dassault Systèmes
Skills you'll gain: SolidWorks (CAD), 3D Modeling, Computer-Aided Design, Assembly Drawing, Mechanical Design, Engineering Design Process, Mechanical Engineering
Beginner · Course · 1 - 4 Weeks

O.P. Jindal Global University
Skills you'll gain: Systems Thinking, Complex Problem Solving, Policy Analysis, Public Policies, Climate Change Programs, Program Evaluation, Political Sciences, Sustainable Development, Economic Development, Social Sciences, Economics, Research, Ethical Standards And Conduct, Computational Thinking, Innovation, Decision Making
Build toward a degree
Beginner · Course · 1 - 3 Months

Skills you'll gain: Computational Thinking, Python Programming, Scripting, Computer Programming, Programming Principles, Software Development
Beginner · Guided Project · Less Than 2 Hours