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.

Fractal Analytics
Skills you'll gain: Feature Engineering, Data Wrangling, Exploratory Data Analysis, Matplotlib, Statistical Analysis, Plot (Graphics), Data Preprocessing, Statistical Methods, Seaborn, Data Science, Data Visualization Software, Data Manipulation, Data Processing, Data Cleansing, Data Analysis, Probability & Statistics, Data Transformation, Descriptive Statistics, Correlation Analysis, Statistical Hypothesis Testing
★ 4.1 (155) · Beginner · Course · 1 - 3 Months

University of Illinois Urbana-Champaign
Skills you'll gain: Data Visualization, Plot (Graphics), Interactive Data Visualization, Data Presentation, Infographics, Data Visualization Software, Data Wrangling, Data Storytelling, Plotly, Matplotlib, Journalism, Graphing, Graphic and Visual Design, Color Theory, Visual Storytelling, Data Manipulation, Data Transformation, Design Elements And Principles, Data Analysis, Statistical Analysis
★ 4.5 (69) · Beginner · Course · 1 - 3 Months

University of Illinois Urbana-Champaign
Skills you'll gain: Data Mining, Big Data, Text Mining, Unsupervised Learning, Spatial Data Analysis, Spatial Analysis, Advanced Analytics, Image Analysis, Algorithms, Model Evaluation, Correlation Analysis, Information Privacy
★ 4.3 (326) · Mixed · Course · 1 - 3 Months

Skills you'll gain: Database Management Systems, Cloud Computing Architecture, Data Import/Export, Data Mapping, Data Strategy, Data Storage
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Unsupervised Learning, Regression Analysis, Classification Algorithms, Applied Machine Learning, Machine Learning Methods, Dimensionality Reduction, Anomaly Detection, Supervised Learning, Analytical Skills, Machine Learning, Model Evaluation, Machine Learning Algorithms, Data Analysis, Data Mining, Data Preprocessing, Predictive Modeling, Statistical Analysis, Logistic Regression, Model Training, Statistical Machine Learning
★ 4.7 (29) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Dashboard Creation, Power BI, Interactive Data Visualization, Data Governance, Data Modeling, Data Transformation, Model Optimization, Data Management, Data Manipulation, Role-Based Access Control (RBAC), Data Security, Data Cleansing, Performance Tuning
★ 4.6 (7) · Advanced · Course · 1 - 4 Weeks

Skills you'll gain: SAS (Software), SQL, Data Manipulation, Data Analysis Software, Query Languages, Data Wrangling, Data Processing, Data Transformation, Data Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Star Schema, Data Modeling, Data Architecture, Database Design, Data Lakes, Data Warehousing, Database Architecture and Administration, Enterprise Modeling, SQL, Data Pipelines, Diagram Design, Database Theory, Business Logic, Data Integrity, Semantic Web, Data Storage, Business Metrics, Dimensionality Reduction, Resource Utilization, Issue Tracking
Advanced · Course · 3 - 6 Months
Skills you'll gain: Data Wrangling, Exploratory Data Analysis, Database Design, Data Presentation, Ggplot2, Data Visualization Software, Data Visualization, Relational Databases, Statistical Visualization, Data Collection, Predictive Modeling, Statistical Analysis, Data Analysis, Rmarkdown, Model Evaluation, Shiny (R Package), SQL, R (Software), Data Manipulation, Web Scraping
★ 4.5 (1.3K) · Beginner · Specialization · 3 - 6 Months

ISSA (International Sports Sciences Association)
Skills you'll gain: Nutrition Counseling, Nutrition and Diet, Nutritional Assessment, Dietetics, Nutrition Education, Exercise Science, Nutrition Care Plans, Clinical Nutrition, Culture, Biology, Critical Thinking, Health Assessment, Physiology, Biochemistry, Health And Wellness Coaching, Health Education, Health Care, Athletic Training, Coaching, Mental and Behavioral Health
Beginner · Course · 1 - 3 Months

Skills you'll gain: API Design, Back-End Web Development, Secure Coding, Data Security, Application Programming Interface (API), IT Infrastructure, Application Security, Infrastructure Security, Data Integrity, Servers, Server Administration, Web Servers
★ 4.9 (7) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Modeling, Power BI, Data Wrangling, Data Manipulation, Database Design, Data Transformation, Dashboard, Data Integration, Star Schema, Relational Databases, Data Cleansing, Data Processing
Beginner · Course · 1 - 4 Weeks