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.

Universitat Politècnica de València
Skills you'll gain: Linear Algebra, Algebra, Geometry, General Mathematics, Applied Mathematics, Arithmetic
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Canva (Software), Logo Design, Graphic Design, Branding, Content Creation, Target Audience, Presentations, Customer Engagement, Social Media Content, Brand Awareness, Creativity, Social Media, Social Media Marketing
Beginner · Guided Project · Less Than 2 Hours

Xi'an Jiaotong University
Skills you'll gain: Culture, Socioeconomics, Ancient History, Political Sciences, World History
Advanced · Course · 1 - 3 Months

Dartmouth College
Skills you'll gain: Storytelling, Oral Expression, Writing, Liberal Arts, Editing, Ethical Standards And Conduct, Research, Diversity Awareness, Social Studies, Social Justice, World History, Cultural Diversity, Culture, Creativity, Political Sciences, Advocacy, Public History
Beginner · Specialization · 3 - 6 Months

University of Pennsylvania
Skills you'll gain: Influencing, Persuasive Communication, Organizational Change, Change Management, Overcoming Obstacles, Cognitive flexibility, Behavioral Economics, Decision Making, Critical Thinking
Beginner · Course · 1 - 4 Weeks

Universitat Autònoma de Barcelona
Skills you'll gain: World History, Cultural Diversity, Economic Development, Political Sciences, Cultural Sensitivity, Economics, International Relations, Social Sciences, Diplomacy, Governance
Beginner · Course · 1 - 3 Months

Amazon
Skills you'll gain: File I/O, Object Oriented Programming (OOP), Object Oriented Design, Java, Software Design, Maintainability, Debugging, Data Structures
Beginner · Course · 1 - 4 Weeks

Berklee
Skills you'll gain: Music Theory, Storytelling, Music Performance, Instrumental Music, Musical Composition, Music, Oral Expression, Creativity
Intermediate · Course · 1 - 3 Months

Rice University
Skills you'll gain: Dataflow, Java, Distributed Computing, Programming Principles, Application Frameworks, Algorithms, Performance Tuning, Functional Design, Computer Science
Intermediate · Course · 1 - 3 Months

Universidade Estadual de Campinas
Skills you'll gain: Oral Comprehension, Language Competency, Literacy, Vocabulary, Culture, Language Learning, Cultural Diversity, Intercultural Competence, Cultural Sensitivity, Grammar
Advanced · Course · 1 - 3 Months

University of Geneva
Skills you'll gain: Autism Spectrum Disorders, Patient Evaluation, Patient Communication, Parent Communication, Child Development, Psychiatric Assessments, Clinical Assessment, Pediatrics, Family Support, Psychiatry, Working With Children, Mental Health Diseases and Disorders, Patient Observation
Intermediate · Course · 1 - 3 Months

Skills you'll gain: LangChain, Tool Calling, LLM Application, AI Workflows, Agentic systems, Generative AI Agents, Artificial Intelligence and Machine Learning (AI/ML), Application Development, Software Development
Intermediate · Course · 1 - 4 Weeks