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.

Red Hat
Skills you'll gain: Object Oriented Programming (OOP), JSON, Python Programming, Debugging, Data Structures, Red Hat Enterprise Linux, Computer Programming, Statistical Programming, Web Development, Scripting, Scripting Languages, Development Environment, Text Mining, Software Installation
Intermediate · Course · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Power Electronics, Semiconductors, Electrical Engineering, Electronics, Electronics Engineering, Electronic Components, Simulation and Simulation Software
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: Object Oriented Programming (OOP), Python Programming, Computer Programming, Development Environment, Software Installation, Scripting, Scripting Languages, Debugging, Program Development, Integrated Development Environments, Data Manipulation
Beginner · Course · 1 - 3 Months

Rice University
Skills you'll gain: World History, Liberal Arts, International Relations, Intercultural Competence, Cultural Diversity, Social Studies, Political Sciences, Economics, Sociology
Beginner · Course · 1 - 3 Months

Technical University of Denmark (DTU)
Skills you'll gain: Power Electronics, Electrical Power, Plant Operations and Management, Electric Power Systems, Sustainable Technologies, Energy and Utilities, Semiconductors, Electronics, Electronics Engineering, Environmental Engineering, Electrical Engineering, Materials science, Physics, Engineering Calculations, Mathematical Modeling
Intermediate · Course · 1 - 3 Months

Columbia University
Skills you'll gain: Sustainable Development, Climate Change Mitigation, Socioeconomics, Community Development, Social Justice, Human Development, Environmental Science, Economics, Health Policy, Natural Resource Management, Public Health, Food Services, World History
Mixed · Course · 3 - 6 Months

University at Buffalo
Skills you'll gain: Programmable Logic Controllers, Control Systems, Machine Controls, Manufacturing Processes, Process Control, Manufacturing Operations, Manufacturing and Production, Automation, Industrial Engineering, Digital Transformation, Systems Architecture, Digital Signal Processing, Software Systems, Artificial Intelligence
Beginner · Course · 1 - 4 Weeks

University of Copenhagen
Skills you'll gain: Sustainable Development, Sustainable Systems, Water Sustainability, Waste Minimization, Social Impact, Supply Chain, Systems Thinking, Climate Change Mitigation, Land Management, Environmental Science, Innovation, Nutrition and Diet, Case Studies
Beginner · Course · 1 - 3 Months

Yale University
Skills you'll gain: Land Management, Environmental Science, Sustainable Development, Environment, Natural Resource Management, Environmental Engineering and Restoration, Environment and Resource Management, Climate Change Mitigation, Socioeconomics, Finance
Beginner · Course · 1 - 3 Months

Michigan State University
Skills you'll gain: Fundraising and Crowdsourcing, Grant Writing, Fundraising, Digital Media Strategy, Proposal Writing, Campaign Management, Social Media, Social Media Strategy, Stakeholder Engagement, Brand Marketing, Content Strategy, Content Creation
Beginner · Course · 1 - 3 Months

IIT Bombay
Skills you'll gain: Internet Of Things, Network Protocols, Wireless Networks, Emerging Technologies, Data Analysis, Communication Systems, Digital Signal Processing, Scikit Learn (Machine Learning Library), Regression Analysis, Pandas (Python Package), Unsupervised Learning
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Copywriting, User Research, Target Audience, Prompt Engineering, ChatGPT, Writing and Editing, Marketing Materials, Product Knowledge, Value Propositions, Marketing Communications
Beginner · Guided Project · Less Than 2 Hours