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: Matplotlib, Histogram, Plot (Graphics), Data Visualization, Seaborn, Scatter Plots, Data Visualization Software, Statistical Visualization, Graphing, Python Programming
Beginner · Guided Project · Less Than 2 Hours
University of Illinois Urbana-Champaign
Skills you'll gain: Portfolio Management, Time Series Analysis and Forecasting, Performance Measurement, Financial Forecasting, Analytics, Financial Trading, Financial Analysis, R Programming, Trend Analysis, Investments, Statistical Analysis, Risk Analysis, Algorithms
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Apache Hive, Apache Hadoop, Data Warehousing, SQL, Performance Tuning, Databases, Query Languages, Database Management, Extensible Markup Language (XML), Data Processing, Data Transformation, Data Manipulation
Mixed · Course · 1 - 3 Months
University of Leeds
Skills you'll gain: Data Ethics, Ethical Standards And Conduct, Data-Driven Decision-Making, Responsible AI, Risking, Data Strategy, Scientific Methods, Research Methodologies
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Systems Administration, IT Infrastructure, Lightweight Directory Access Protocols, Cloud Management, Operating System Administration, Active Directory, Server Administration, Disaster Recovery, Linux Administration, Technical Consulting, Windows Servers, Cloud Computing, Network Administration, Data Storage
Beginner · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Data Literacy, Statistical Hypothesis Testing, Scientific Methods, Data Analysis, Experimentation, Research Design, Research, Peer Review, Probability & Statistics, Statistical Inference, Statistical Methods, Media and Communications
Beginner · Course · 1 - 4 Weeks

Politecnico di Milano
Skills you'll gain: Health Policy, Economics, Policy, and Social Studies, Crisis Management, Environmental Monitoring, Policty Analysis, Research, and Development, Emergency Response, Spatial Data Analysis, Socioeconomics, Geographic Information Systems, Public Health, Public Health and Disease Prevention, Infectious Diseases, Data Science, Financial Modeling, Finance, Network Analysis, Data Collection, Stakeholder Engagement
Beginner · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Data Wrangling, Data Manipulation, Data Transformation, Tidyverse (R Package), Data Cleansing, Data Preprocessing, R Programming, Data Structures
Beginner · Course · 1 - 4 Weeks

Codio
Skills you'll gain: Matplotlib, Statistical Hypothesis Testing, Data Analysis, Statistical Analysis, Data Import/Export, Data Cleansing, Probability & Statistics, Data Manipulation, Descriptive Statistics, Pandas (Python Package), Exploratory Data Analysis, Correlation Analysis, Python Programming, Programming Principles, Computer Programming, Computational Logic
Mixed · Course · 1 - 3 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Jupyter, Matplotlib, Data Visualization, Pandas (Python Package), Data Manipulation, SQL, Seaborn, Data Preprocessing, Database Management, Data Structures, NumPy, Databases, Accounting, Data Modeling, Python Programming, Regression Analysis, Scripting Languages, Scripting
Build toward a degree
Intermediate · Course · 1 - 3 Months
Skills you'll gain: Project Scoping, Business Priorities, Business Analysis, Case Studies, Stakeholder Management, Project Design, Business, Data Science, Business Process, Data-Driven Decision-Making, Data Literacy
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Calculus, Mathematical Software, Data Analysis, Mathematical Theory & Analysis, Derivatives, Graphing, Algebra
Beginner · Course · 1 - 3 Months