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.

École Polytechnique
Skills you'll gain: Hydraulics, Real Time Data, Physical Science, Estimation, Mathematical Modeling, Environmental Engineering, Engineering Analysis, Applied Mathematics, Systems Of Measurement, Mechanics
Intermediate · Course · 1 - 3 Months
University of Colorado Boulder
Skills you'll gain: Power Electronics, Control Systems, USB, Electronic Systems, Simulations, Engineering Documentation, Semiconductors, Electrical Engineering, Engineering Design Process, Electrical Systems, Electronic Components, Electrical Power, Hardware Design, Electronics, Technical Communication, Electronics Engineering, electromagnetics, Electric Power Systems, Simulation and Simulation Software, Design Specifications
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

Technical University of Denmark (DTU)
Skills you'll gain: Sustainable Engineering, Forecasting, Financial Forecasting, Mechanical Engineering, Engineering Calculations, Engineering, High Voltage, Systems Engineering, Materials science, Energy and Utilities, Electrical Power, Structural Analysis, Financial Analysis, Environmental Monitoring, Failure Analysis
Mixed · Course · 3 - 6 Months

Skills you'll gain: Feature Engineering, Model Deployment, Data Visualization, Data Ethics, Exploratory Data Analysis, Model Evaluation, Unsupervised Learning, Data Presentation, Tensorflow, Dimensionality Reduction, MLOps (Machine Learning Operations), Probability Distribution, Apache Spark, Statistical Hypothesis Testing, Supervised Learning, Data Pipelines, Design Thinking, Data Science, Machine Learning, Python Programming
Advanced · Specialization · 3 - 6 Months
Skills you'll gain: Aerospace Basic Quality System Standards, Materials science, Process Analysis, Manufacturing Processes, Sustainable Engineering, Process Engineering, Process Development, Sustainable Design, Process Validation, Equipment Design, Mechanical Design, Process Control, 3D Assets, Engineering Design Process, Failure Mode And Effects Analysis, Mechanical Engineering, Engineering, Finite Element Methods, Design Specifications, Design Strategies
Advanced · Course · 1 - 4 Weeks

Berklee
Skills you'll gain: Music Theory, Music Performance, Music, Musical Composition, Instrumental Music, Peer Review, Classical Music
Beginner · Specialization · 3 - 6 Months

Berklee
Skills you'll gain: Music, Musical Composition, Performing Arts
Beginner · Course · 1 - 4 Weeks

Berklee
Skills you'll gain: Music Theory, Music, Musical Composition, Instrumental Music, Music Performance
Mixed · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Algebra, Mathematical Modeling, Graphing, Arithmetic, Advanced Mathematics, Applied Mathematics, General Mathematics, Analytical Skills, Probability & Statistics, Geometry
Beginner · Specialization · 3 - 6 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Environmental Policy, Sustainable Development, Environment, Water Resources, Demography, Energy and Utilities, Environmental Science, Environmental Resource Management, Sustainability Standards, Sustainable Engineering, Water Resource Management, Social Sciences, Climate Change Adaptation, Economics
Mixed · Course · 1 - 3 Months
Duke University
Skills you'll gain: Community Organizing, Community Development, Climate Change Programs, Community Outreach, Environmental Policy, Social Justice, Governance, Leadership
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Keras (Neural Network Library), Deep Learning, Transfer Learning, Artificial Neural Networks, Recurrent Neural Networks (RNNs), Convolutional Neural Networks, Image Analysis, Generative Model Architectures, Classification And Regression Tree (CART), Regression Analysis, Network Architecture, Natural Language Processing, Machine Learning, Model Evaluation
Intermediate · Course · 1 - 3 Months