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 of Colorado Boulder
Skills you'll gain: Excel Macros, Visual Basic (Programming Language), Programming Principles, Data Import/Export, Microsoft Excel, Problem Solving, Computer Programming, Spreadsheet Software, Simulations, Code Review, Algorithms, UI Components, Debugging, Data Management, User Interface (UI), File I/O, Data Cleansing, Automation, Data Validation
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Field-Programmable Gate Array (FPGA), Application Specific Integrated Circuits, Computational Logic, Computer Architecture, Hardware Design, Electronic Hardware, Electronics Engineering, Electronics, Theoretical Computer Science, Programmable Logic Controllers, Microarchitecture, Electronic Systems, Semiconductors, Electronic Components, Data Storage, Data Storage Technologies
Intermediate · Course · 1 - 4 Weeks

University at Buffalo
Skills you'll gain: Blockchain, Test Driven Development (TDD), Cryptography, Development Testing, Application Development, Transaction Processing, Emerging Technologies, Integrated Development Environments, Software Architecture, Network Protocols, Encryption, Web Applications, Program Development, Distributed Computing, Application Programming Interface (API), Microsoft Azure, FinTech, Development Environment, Web Language, Web Development Tools
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Process Mapping, Root Cause Analysis, Lean Six Sigma, Lean Methodologies, Correlation Analysis, Process Improvement, Six Sigma Methodology, Risk Management, Process Analysis, Regression Analysis, Statistical Process Controls, Continuous Improvement Process, Data Collection, Descriptive Statistics, Statistical Hypothesis Testing, Process Optimization, Customer Analysis, User Feedback, Quality Management, Statistical Analysis
Beginner · Specialization · 3 - 6 Months

Yale University
Skills you'll gain: Student Support and Services, Personal Development, Stress Management, Classroom Management, Cultural Responsiveness, Empathy, Self-Awareness, Relationship Building
Beginner · Course · 1 - 3 Months

Yale University
Skills you'll gain: Liberal Arts, Environment, Culture, Biology, Creativity, Anthropology, Systems Thinking, Social Studies, Timelines, Environmental Science, Physics, Scientific Methods
Mixed · Course · 1 - 3 Months

American Psychological Association
Skills you'll gain: Data Visualization, Descriptive Statistics, Plot (Graphics), Data Literacy, Graphing, Statistical Hypothesis Testing, Probability & Statistics, Statistical Inference, Quantitative Research, Statistics, Statistical Analysis, Sample Size Determination, Data Analysis, Sampling (Statistics), Exploratory Data Analysis, Scatter Plots, Correlation Analysis, Psychology, Research Design, Scientific Methods
Beginner · Course · 1 - 3 Months

AI CERTs
Skills you'll gain: Responsible AI, Predictive Modeling, Data Analysis, Research, AI Product Strategy, Statistical Analysis, Data Preprocessing, Data Science, Research Methodologies, AI Enablement, Artificial Intelligence, Artificial Intelligence and Machine Learning (AI/ML), Generative AI Agents, Generative AI, Research and Design, Research Reports, Ethical Standards And Conduct, Qualitative Research, Emerging Technologies
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Performance Tuning, Engineering Calculations, Engineering Analysis, Engineering, Scientific, and Technical Instruments, Computer-Aided Design, Engineering Design Process, Simulation and Simulation Software, System Configuration, Physics
Build toward a degree
Advanced · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Control Systems, Mathematical Modeling, Schematic Diagrams, Engineering Analysis, Differential Equations, Systems Analysis, Electrical Systems, Mechanics, Systems Thinking, Applied Mathematics, Performance Testing, Basic Electrical Systems
Build toward a degree
Intermediate · Course · 1 - 3 Months

The University of Melbourne
Skills you'll gain: Music, World Music, Cultural Diversity, Social Impact, Rehabilitation, Health And Wellness Coaching, Community Development, Psychotherapy, Mental Health, Neurology
Beginner · Course · 1 - 3 Months

California Institute of the Arts
Skills you'll gain: Graphic Design, Typography, Graphic and Visual Design Software, Adobe Creative Cloud, Design Elements And Principles, Adobe Photoshop, Adobe Illustrator, Design Software, Color Theory, Layout Design, Image Quality, Creativity
Beginner · Course · 1 - 4 Weeks