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: SAS (Software), Statistical Hypothesis Testing, Predictive Modeling, Logistic Regression, Predictive Analytics, Statistical Analysis, Model Evaluation, Statistical Modeling, Regression Analysis, Correlation Analysis, Statistical Software, Model Training, Exploratory Data Analysis, Statistical Methods, Statistical Inference, Business Analytics, Probability & Statistics, Model Deployment, Data Analysis, Supervised Learning
★ 4.6 (229) · Intermediate · Professional Certificate · 3 - 6 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Environmental Policy, Sustainable Development, Environment, Water Resources, Environmental Issue, Demography, Energy and Utilities, Environmental Science, Environment and Resource Management, Sustainability Standards, Water Resource Management, Policy Analysis, Natural Resource Management, Social Sciences, Human Development, Climate Change Adaptation, Climate Change Mitigation, Economics
★ 4.8 (2.7K) · Mixed · Course · 1 - 3 Months

California Institute of the Arts
Skills you'll gain: Wireframing, User Interface and User Experience (UI/UX) Design, Mockups, UI/UX Strategy, Responsive Web Design, User Interface (UI), Web Design, User Interface (UI) Design, User Experience, User Experience Design, Prototyping, Web Design and Development, Visual Design, Web Language, UI/UX Research, Graphic and Visual Design, Interactive Design, HTML and CSS, Design Elements And Principles, Typography
★ 4.9 (920) · Intermediate · Course · 1 - 3 Months

Universitat de Barcelona
Skills you'll gain: Legal Research, European History, World History, Social Studies, Research, Cultural Diversity, Liberal Arts, Science and Research, Anthropology
★ 4.6 (1.8K) · Beginner · Course · 1 - 3 Months

Skills you'll gain: PyTorch (Machine Learning Library), Large Language Modeling, Embeddings, Generative AI, Natural Language Processing, Generative Model Architectures, Transfer Learning, Model Optimization, Responsible AI, Data Ethics, Text Mining, Model Training, Artificial Neural Networks, Classification Algorithms, Model Evaluation, Feature Engineering
★ 4.4 (207) · Intermediate · Course · 1 - 4 Weeks

Imperial College London
Skills you'll gain: Regression Analysis, Calculus, Model Optimization, Mathematical Software, Machine Learning Methods, Numerical Analysis, Applied Mathematics, Applied Machine Learning, Linear Algebra, Artificial Neural Networks, Deep Learning, Mathematical Theory & Analysis, Derivatives
★ 4.7 (5.8K) · Beginner · Course · 1 - 3 Months

Duke University
Skills you'll gain: MLOps (Machine Learning Operations), Data Management, Model Training, Data Quality, Model Deployment, Data Preprocessing, Application Lifecycle Management, Technical Management, Applied Machine Learning, Project Management, Machine Learning, Data Cleansing, Model Evaluation, Data Pipelines, Technical Design, Software Development Methodologies, Technology Solutions, Systems Design, Data Collection, Data Science
★ 4.8 (396) · Beginner · Course · 1 - 3 Months

University of Virginia
Skills you'll gain: World History, International Relations, Social Studies, Diplomacy, European History, Political Sciences, Social Sciences, Socioeconomics, Economics, Policy, and Social Studies, Economics, Public Safety and National Security, Governance
★ 4.8 (1.7K) · Beginner · Course · 1 - 3 Months

Simplilearn
Skills you'll gain: AI Integrations, Tool Calling, Agentic systems, Generative AI Agents, AI Security, LLM Application, Context Management, Interoperability, Google Cloud Platform, Session Initiation Protocols, Risking, Systems Integration, Servers, Scalability, Risk Management, Pandas (Python Package), Server Side
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Artificial Intelligence and Machine Learning (AI/ML), Model Training, Model Deployment, Microsoft Azure, Artificial Intelligence, Applied Machine Learning, Python Programming, Machine Learning Methods, Machine Learning, Machine Learning Algorithms, Data Science, Image Analysis, Computer Vision, Process Driven Development, Natural Language Processing, Application Programming Interface (API)
★ 4.4 (978) · Advanced · Course · 1 - 3 Months

Universidad Nacional Autónoma de México
Skills you'll gain: Algebra, General Mathematics, Arithmetic, Applied Mathematics, Geometry
★ 4.8 (3.7K) · Mixed · Course · 1 - 3 Months

The Hong Kong University of Science and Technology
Skills you'll gain: Matlab, Numerical Analysis, Mathematical Software, Linear Algebra, Differential Equations, Applied Mathematics, Simulation and Simulation Software, Computational Thinking, Integral Calculus, Scripting, Simulations, Calculus, Plot (Graphics), Algorithms
★ 4.9 (443) · Intermediate · Course · 1 - 3 Months