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: Transact-SQL, Microsoft SQL Servers, Transaction Processing, Database Management, Relational Databases, SQL, Databases, Database Architecture and Administration, Database Theory, Operational Databases, Database Development, Data Integrity, Data Access, Generative AI, Performance Tuning
★ 4.3 (50) · Beginner · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: NumPy, Data Structures, Data Analysis, Object Oriented Programming (OOP), Image Analysis, Data Processing, Data Science, Programming Principles, Text Mining, File I/O, Computer Programming, Data Dictionary, Data Manipulation, Performance Tuning, Python Programming, Probability Distribution
★ 4 (22) · Beginner · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Bash (Scripting Language), Linux Commands, Shell Script, Linux, Linux Administration, Unix Shell, File Management, grep, File Systems, Scripting, Command-Line Interface, File I/O, Scripting Languages, Remote Access Systems, Data Manipulation, Data Processing, Data Management, Development Environment
★ 4.6 (136) · Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Clinical Trials, Clinical Research Ethics, Clinical Research, Healthcare Ethics, Scientific Methods, Statistical Reporting, Ethical Standards And Conduct, Drug Development, Statistical Methods, Statistical Analysis
★ 4.7 (4.4K) · Mixed · Course · 1 - 3 Months

Skills you'll gain: Generative AI, Matplotlib, Data Visualization, Data Literacy, Plotly, Data Ethics, Plot (Graphics), Generative Model Architectures, Scientific Visualization, Data Cleansing, Data Presentation, Interactive Data Visualization, Pandas (Python Package), Data Quality, Exploratory Data Analysis, Generative Adversarial Networks (GANs), Data Manipulation, Model Evaluation, Data Analysis, Machine Learning
★ 4.3 (120) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Pipelines, Apache Kafka, Apache Airflow, Data Transformation, Extract, Transform, Load, Data Processing, Data Integration, Data Warehousing, Data Cleansing, Data Lakes, Data Mart, Performance Tuning, Shell Script, Bash (Scripting Language), Command-Line Interface
★ 4.5 (463) · Intermediate · Course · 1 - 3 Months

Macquarie University
Skills you'll gain: Pivot Tables And Charts, Data Visualization, Statistical Inference, Data Visualization Software, Data Presentation, Correlation Analysis, Microsoft Excel, Spreadsheet Software, Statistics, Regression Analysis, Statistical Hypothesis Testing, Data Analysis, Statistical Methods, Excel Formulas, Statistical Analysis, Sampling (Statistics), Data Analysis Software, Descriptive Statistics, Predictive Modeling, Variance Analysis
★ 4.6 (22) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Metadata Management, Data Mapping, Data Governance, Dependency Analysis, Data Management, Data Modeling, Personally Identifiable Information, Data Compilation, Data Processing, Analysis, Data Presentation, Automation, Docker (Software), Application Programming Interface (API), Change Control, Application Lifecycle Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Dictionary, Data Quality, Data Management, Data Cleansing, Data Validation, Data Governance, Data Maintenance, Data Integrity, Case Studies, Disaster Recovery, Communication Strategies, Stakeholder Communications, Cross-Functional Collaboration
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Visualization, Data Presentation, Data Storytelling, Data Wrangling, Plot (Graphics), Tidyverse (R Package), Descriptive Statistics, Data Cleansing, Data Manipulation, Data Preprocessing, Scatter Plots, Histogram, Data Science
Beginner · Course · 1 - 3 Months

Skills you'll gain: Exploratory Data Analysis, Data Presentation, Probability Distribution, Statistical Hypothesis Testing, Data Visualization Software, Dashboard Creation, Dashboard, Data Analysis, Data Science, Probability & Statistics, Statistical Methods, Statistical Analysis, Jupyter, Matplotlib, Data Preprocessing, Data Cleansing, Pandas (Python Package), Statistical Inference, Python Programming, Machine Learning
★ 4.3 (128) · Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Flutter (Software), Data Persistence, JSON, Data Store, UI Components, User Interface (UI), Operational Databases, User Interface and User Experience (UI/UX) Design, User Interface (UI) Design, Database Application, Databases, Debugging, Application Development, Data Access, Mobile Development, Program Development, Cloud API, Application Programming Interface (API), Context Management, Data Mapping
★ 5 (7) · Intermediate · Course · 1 - 4 Weeks