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: Sensory Systems Analysis, Laboratory Experience, Experimentation, Physics, Laboratory Equipment, Engineering, Scientific, and Technical Instruments, Mathematical Modeling, Physical Science, Applied Mathematics
★ 4.6 (71) · Mixed · Course · 1 - 3 Months

Edge Impulse
Skills you'll gain: MLOps (Machine Learning Operations), Artificial Intelligence and Machine Learning (AI/ML), Artificial Intelligence, AI literacy, Machine Learning Methods, Anomaly Detection, Convolutional Neural Networks, Machine Learning, Cloud Computing, Internet Of Things, Product Engineering, Embedded Systems, Industrial Engineering, Data Science, Product Development
★ 4.5 (10) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Security Information and Event Management (SIEM), MITRE ATT&CK Framework, AI Security, Cyber Threat Intelligence, Continuous Monitoring, Threat Detection, Threat Management, Event Monitoring, AI Integrations, Computer Security Incident Management, Analysis, Incident Response, Cybersecurity, Data Integration, Automation
Intermediate · Course · 1 - 3 Months

University of Washington
Skills you'll gain: Telephone Skills, Business Correspondence, Outbound Calls, Inbound Calls, Professional Networking, Setting Appointments, Business Communication, Business Writing, Presentations, Coordinating, Vocabulary, English Language, Oral Expression, Concision, Verbal Communication Skills, Communication, Writing, Interpersonal Communications, Language Competency, Oral Comprehension
★ 4.7 (3.5K) · Intermediate · Course · 1 - 3 Months

The University of North Carolina at Chapel Hill
Skills you'll gain: Deductive Reasoning, Chemistry, Social Studies, Social Sciences, World History, Liberal Arts, Psychology, Case Studies
★ 4.4 (73) · Beginner · Course · 1 - 3 Months
Red Hat
Skills you'll gain: OpenShift, Retrieval-Augmented Generation, Agentic systems, Red Hat Enterprise Linux, Agentic Workflows, AI Enablement, Model Context Protocol, AI Integrations, AI Orchestration, Tool Calling, Model Deployment, LLM Application, Model Training, Artificial Intelligence and Machine Learning (AI/ML), Hybrid Cloud Computing, Artificial Intelligence, Model Optimization, Fine-tuning, Jupyter, Data Science
Intermediate · Course · 1 - 3 Months

Arizona State University
Skills you'll gain: Oral Comprehension, Learning Management Systems, Education Software and Technology, Digital pedagogy, Teaching, Educational Materials, Writing, Literacy, Technology Strategies, Grammar, English Language, Language Competency, digital literacy, Instructional Design, Language Learning, Collaboration, Digital Transformation
★ 4.9 (4.6K) · Beginner · Specialization · 3 - 6 Months

Hebrew University of Jerusalem
Skills you'll gain: Language Competency, World History, Language Interpretation, Translation, and Studies, Liberal Arts, Aesthetics
★ 4.8 (135) · Mixed · Course · 3 - 6 Months

National Taiwan University
Skills you'll gain: Ancient History, World History, Art History, Public History, Case Studies, Liberal Arts, Policy Analysis, Culture, Governance
★ 4.9 (229) · Mixed · Course · 1 - 3 Months

University of Virginia
Skills you'll gain: Digital Transformation, Business Transformation, Technology Strategies, Digital Analysis, Competitive Analysis, Data Strategy, Organizational Development, Corporate Strategy, Business Strategy, Business Economics, Business Technologies, Emerging Technologies, Market Dynamics, Change Management, Process Development, Innovation, Market Opportunities
★ 4.8 (6.4K) · Beginner · Course · 1 - 4 Weeks
University of Toronto
Skills you'll gain: Computer Programming, Data Structures, Test Automation, Programming Principles, Object Oriented Programming (OOP), Unit Testing, Python Programming, Program Development, Algorithms, Test Tools, Test Case, Software Testing
★ 4.6 (732) · Mixed · Course · 1 - 3 Months

John Wiley & Sons
Skills you'll gain: Trustworthiness, Organizational Leadership, Relationship Building, Rapport Building, Drive Engagement, Team Leadership, Leadership Studies, Team Building, Strategic Leadership, Business Leadership, Personal Integrity, Leadership Development, Leadership, Team Motivation, Leadership and Management, Organizational Effectiveness, Teamwork, Honesty, Team Management, Accountability
Beginner · Course · 1 - 4 Weeks