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.

Skills you'll gain: Data Cleansing, Logistic Regression, Data Preprocessing, Applied Machine Learning, Data Import/Export, Data Mining, Python Programming, Data Access, Scikit Learn (Machine Learning Library), Predictive Modeling, Machine Learning Methods, Classification Algorithms, Machine Learning, Supervised Learning
Intermediate · Guided Project · Less Than 2 Hours

University of Colorado Boulder
Skills you'll gain: Real-Time Operating Systems, Systems Architecture, Software Architecture, Embedded Software, Software Design, System Design and Implementation, Embedded Systems, Performance Tuning, Systems Analysis, Electronic Hardware, Hardware Design, Electronic Systems, Systems Design, Hardware Architecture, Electrical and Computer Engineering, Requirements Analysis, System Programming, Reliability, Operating Systems, Service Level
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: File I/O, C and C++, Data Import/Export, C++ (Programming Language), Object Oriented Programming (OOP), Object Oriented Design, Data Validation, Programming Principles, Computer Programming, Data Integrity, Data Structures, Code Reusability, File Management, Data Store, Memory Management, Software Documentation, Computer Science, Maintainability, Computational Logic, Development Environment
Beginner · Specialization · 3 - 6 Months

Universitat de Barcelona
Skills you'll gain: Hydrology, Global Positioning Systems, Physical Science, Water Resources, Chemistry, Geospatial Information and Technology, Environment, Environmental Monitoring, Spatial Data Analysis, Environmental Science, Climate Change Adaptation
Mixed · Course · 1 - 3 Months

Coursera
Skills you'll gain: Google Analytics, Ad Hoc Reporting, Performance Reporting, Web Analytics, Marketing, Web Development
Intermediate · Guided Project · Less Than 2 Hours
Skills you'll gain: Web Presence, Interviewing Skills, Professional Development, Google Gemini, AI literacy, Generative AI, Prompt Engineering Tools, Prompt Engineering, Branding
Beginner · Course · 1 - 4 Weeks

Rice University
Skills you'll gain: Environment, Environmental Science, Life Sciences, Environmental Issue, Environmental Resource Management, Environment and Resource Management, Biology, Sustainable Development, Demography, Natural Resource Management, Climate Change Adaptation, Estimation, Climate Change Mitigation, Experimentation
Beginner · Course · 1 - 3 Months

Universitat Autònoma de Barcelona
Skills you'll gain: Ancient History, Art History, Public History, Environment and Resource Management, Culture, World History, Architecture and Construction, Research Methodologies
Beginner · Course · 1 - 3 Months

Illinois Tech
Skills you'll gain: Time Series Analysis and Forecasting, R (Software), Statistical Analysis, Statistical Software, Forecasting, Statistical Programming, Statistical Modeling, Data Analysis, Statistical Methods, Statistical Reporting, Predictive Modeling, Correlation Analysis, Exploratory Data Analysis, Statistical Visualization, Data Presentation, Probability & Statistics, Model Evaluation, Statistical Hypothesis Testing, Data Transformation
Intermediate · Course · 1 - 3 Months

Universidad Nacional Autónoma de México
Skills you'll gain: Java Programming, Java, Object Oriented Programming (OOP), Object Oriented Design, Computer Programming, Programming Principles, Software Design, Program Development, Data Structures, Memory Management, Software Documentation
Beginner · Course · 1 - 3 Months
Berklee
Skills you'll gain: Music Theory, Music, Musical Composition, Instrumental Music, Music Performance, Peer Review, Media Production, Post-Production, Writing and Editing, Storytelling, Writing, Editing, File Management, Creativity, Peripheral Devices, System Configuration
Beginner · Specialization · 3 - 6 Months

Georgia Institute of Technology
Skills you'll gain: Structural Engineering, Structural Analysis, Mechanical Design, Mechanical Engineering, Engineering Design Process, Engineering Analysis, Engineering Calculations, Engineering, Mechanics, Engineering Practices, Civil Engineering, Schematic Diagrams, Mathematical Modeling
Intermediate · Course · 1 - 3 Months