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.

University at Buffalo
Skills you'll gain: Personal protective equipment, Environmental Regulations, Safety Training, Occupational Safety and Health Administration (OSHA), Hazard Analysis, Energy and Utilities, Safety Standards, Hazard Communication (HazCom), Safety and Security, Fire And Life Safety, Regulatory Compliance, First Aid, Emergency Response
Beginner · Course · 1 - 4 Weeks

University of California, Santa Cruz
Skills you'll gain: World History, European History, International Relations, Political Sciences, Social Sciences, Economics, Governance
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Operating System Administration, Digital Forensics, Cyber Threat Hunting, Incident Response, IT Service Management, Cloud Computing, Governance Risk Management and Compliance, Information Technology Infrastructure Library, Malware Protection, Identity and Access Management, Penetration Testing, Computer Security Incident Management, Linux Commands, Database Management, Networking Hardware, Network Security, Cybersecurity, Cyber Threat Intelligence, Interviewing Skills, Cyber Security Assessment
Build toward a degree
Beginner · Professional Certificate · 3 - 6 Months

Rice University
Skills you'll gain: Computational Thinking, Event-Driven Programming, Algorithms, Combinatorics, Graph Theory, Programming Principles, Application Development, Object Oriented Programming (OOP), Data Structures, Probability, Bioinformatics, Interactive Design, Program Development, Big Data, Python Programming, Data Analysis, User Interface (UI), Machine Learning Algorithms, Theoretical Computer Science, Computer Programming
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Recurrent Neural Networks (RNNs), Tensorflow, Python Programming, Natural Language Processing, Data Preprocessing, Applied Machine Learning, Text Mining, Machine Learning Algorithms, Deep Learning, Classification Algorithms, Machine Learning
Intermediate · Guided Project · Less Than 2 Hours

Berklee
Skills you'll gain: Music, Musical Composition, Media Production, Instrumental Music, Automation, File Management, Editing, Electronic Media
Beginner · Course · 1 - 4 Weeks

The Museum of Modern Art
Skills you'll gain: Art History, Liberal Arts, Lesson Planning, Aesthetics, Social Studies, Teaching, Student Engagement, Instructional Strategies, Curriculum Development, Student-Centred Learning, Cultural Diversity
Intermediate · Course · 1 - 3 Months

Universidad de los Andes
Skills you'll gain: Data Visualization, Data Ethics, Data Integration, Exploratory Data Analysis, Statistical Hypothesis Testing, Predictive Modeling, Data Literacy, Correlation Analysis, Data Quality, Data Science, Jupyter, Data Analysis, Data Preprocessing, Data Transformation, Data Cleansing, Business Analytics, Supervised Learning, Regression Analysis, Applied Machine Learning, Model Evaluation
Beginner · Specialization · 1 - 3 Months

Instituto Tecnológico de Aeronáutica
Skills you'll gain: Control Systems, Process Control, Systems Engineering, System Monitoring, Systems Analysis, Engineering Analysis, Mathematical Modeling, Applied Mathematics, Performance Testing, Differential Equations, Model Evaluation
Mixed · Course · 1 - 4 Weeks

University of California, Davis
Skills you'll gain: Prompt Engineering, AI Workflows, Agentic systems, Generative AI, AI Orchestration, Artificial Intelligence, Responsible AI, Innovation, Algorithms
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Electrical Safety, Electrical Systems, High Voltage, Electronic Components, Safety Standards, Control Systems, Basic Electrical Systems, Thermal Management, Failure Analysis, Energy and Utilities, Electrical Engineering, Manufacturing Processes, Materials science, Chemical Engineering, Chemistry, Requirements Analysis
Intermediate · Course · 1 - 3 Months

University of Maryland, College Park
Skills you'll gain: Physics, Science and Research, Mechanics, Physical Science, Advanced Mathematics, Mathematical Modeling
Mixed · Course · 1 - 3 Months