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.

Johns Hopkins University
Skills you'll gain: Data Wrangling, Exploratory Data Analysis, Tidyverse (R Package), Data Manipulation, Data Transformation, R Programming, R (Software), Data Processing, Data Preprocessing, Data Analysis, Statistical Programming, Text Mining, Correlation Analysis
Mixed · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Data Visualization Software, Interactive Data Visualization, Geospatial Information and Technology, Geospatial Mapping, Color Theory, Spatial Data Analysis, Tree Maps, Data Storytelling, Tableau Software, Data Mapping, Text Mining, Unstructured Data, Network Analysis, Graph Theory
Intermediate · Course · 1 - 3 Months
CertNexus
Skills you'll gain: Applied Machine Learning, Machine Learning, Machine Learning Methods, Data Storytelling, Stakeholder Engagement, Machine Learning Algorithms, Presentations, Data Presentation, Stakeholder Communications, MLOps (Machine Learning Operations), Model Training, Model Optimization, Web Applications, Continuous Deployment, Project Closure, Data-Driven Decision-Making, Solution Delivery, Data Visualization, Data Science, Communication
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Storytelling, Data Presentation, SQL, Data Visualization Software, Database Design, AWS SageMaker, Unsupervised Learning, Data Visualization, Interactive Data Visualization, Dashboard, Feature Engineering, Database Management, Exploratory Data Analysis, A/B Testing, Tableau Software, Pandas (Python Package), Matplotlib, Python Programming, Data Analysis, Machine Learning
Beginner · Professional Certificate · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Process Capability, Sampling (Statistics), R (Software), Correlation Analysis, Statistical Inference, Probability Distribution, Statistical Visualization, R Programming, Statistical Process Controls, Statistical Hypothesis Testing, Statistical Methods, Probability & Statistics, Data Science, Statistics, Data Analysis, Statistical Analysis, Statistical Software, Descriptive Statistics, Quality Improvement, Process Engineering
Build toward a degree
Intermediate · Specialization · 3 - 6 Months
Duke University
Skills you'll gain: Data Ethics, Responsible AI, Data Visualization, Data Presentation, Data Storytelling, Ethical Standards And Conduct, Data Science, Data Collection, Personally Identifiable Information, Information Privacy, Machine Learning, Algorithms
Beginner · Course · 1 - 4 Weeks
University of Michigan
Skills you'll gain: Web Scraping, Restful API, Web Services, JSON, Extensible Markup Language (XML), Network Protocols, Extensible Languages and XML, Application Programming Interface (API), Data Access, Hypertext Markup Language (HTML), Python Programming, Software Installation, Development Environment
Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Architecture, Data Lakes, Data Engineering, Decision Intelligence, Database Architecture and Administration, Data Infrastructure, Systems Architecture, Data Warehousing, Enterprise Architecture, Solution Architecture, Dataflow, Data Pipelines, Data Governance, AI Workflows, AI Integrations, Vector Databases, Data Integrity, Site Reliability Engineering, Responsible AI, Requirements Analysis
Intermediate · Course · 1 - 3 Months

John Wiley & Sons
Skills you'll gain: Run Chart, Data Collection, Data Analysis, Quality Improvement, Continuous Quality Improvement (CQI), Data Quality, Healthcare Project Management, Statistical Analysis, Data Literacy, Statistical Methods, Data Visualization, Data-Driven Decision-Making, Sampling (Statistics), Graphing, Decision Making
Beginner · Course · 1 - 4 Weeks
University of Toronto
Skills you'll gain: Scientific Visualization, Data Visualization Software, Graphic and Visual Design, Statistical Visualization, Bioinformatics, Plot (Graphics), Ggplot2, Dimensionality Reduction, Scatter Plots, Design Elements And Principles, R Programming, Network Analysis, Heat Maps, Molecular Biology, Design Thinking, Statistical Analysis
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Plotly, Data Visualization, Statistical Visualization, Box Plots, Interactive Data Visualization, Histogram, Statistical Analysis, Data Analysis, Probability
Beginner · Guided Project · Less Than 2 Hours

University of Pennsylvania
Skills you'll gain: Probability, Probability & Statistics, Sampling (Statistics), Probability Distribution, Statistics, Data Science, Statistical Inference, Statistical Methods, Descriptive Statistics, Statistical Analysis, General Mathematics, Algebra
Intermediate · Course · 1 - 4 Weeks