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.

Duke University
Skills you'll gain: Apache Airflow, Vector Databases, Performance Tuning, Scalability, Database Management Systems, Database Management, Data Pipelines, MySQL, Data Import/Export
★ 3.8 (25) · Intermediate · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Pandas (Python Package), Data Cleansing, Data Manipulation, Data Preprocessing, Data Wrangling, NumPy, File I/O, Query Languages, Data Transformation, Data Integration, Python Programming, Data Analysis, Debugging
★ 4.3 (16) · Beginner · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Data Visualization Software, Data Visualization, Data Storytelling, Interactive Data Visualization, Plot (Graphics), Plotly, Matplotlib, Data Presentation, Dashboard, Dashboard Creation, Seaborn, Tableau Software, Scatter Plots, Histogram, Google Sheets, Microsoft Excel, Data Analysis, Python Programming, Cloud Applications, Business Communication
★ 4.2 (28) · Intermediate · Course · 1 - 4 Weeks

University of California, Davis
Skills you'll gain: Data Integration, Data Validation, Data Quality, Data Cleansing, Data Modeling, Data Transformation, Health Systems, Data Warehousing, Star Schema, Data Analysis, Analytics, Interoperability, Relational Databases
★ 4.5 (58) · Intermediate · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Excel Macros, Event-Driven Programming, Microsoft Excel, Data Transformation, Data Cleansing, Data Wrangling, Excel Formulas, Data Validation, Visual Basic (Programming Language), Data Quality, File I/O, File Management, Debugging, Spreadsheet Software, Automation, Microsoft 365, Data Science, Query Languages, Performance Improvement, Computer Programming
Mixed · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Employee Onboarding, Team Motivation, Interviewing Skills, New Hire Orientations, Organizational Leadership, Team Management, Team Building, Management Training And Development, Organizational Effectiveness, Team Leadership, People Management, Technical Management, Staff Management, Recruitment, Talent Recruitment, Recruitment Strategies, Empowerment, Data Science, Cross-Functional Collaboration
★ 4.5 (3.4K) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Multi-Cloud, Data Architecture, Dataflow, Data Management, Regulatory Compliance, Law, Regulation, and Compliance, Information Architecture, Cloud Management, Information Management, Data Infrastructure, AI Integrations, Data Science, Strategic Planning
★ 4.6 (36) · Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Predictive Modeling, Data Visualization, Predictive Analytics, Statistical Analysis, Data Presentation, Data Literacy, Data Manipulation, Data Analysis, Data Science, Statistical Methods, Statistics, Data Wrangling, Data Cleansing, Analytics, Data Preprocessing, Applied Machine Learning, Data-Driven Decision-Making, Business Analytics, Model Evaluation, Machine Learning Methods
★ 4.7 (26) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Dashboard Creation, Power BI, Data Visualization Software, Interactive Data Visualization, Data Presentation, Data Storytelling, Business Intelligence, Data Import/Export, Data Sharing, Data Modeling, Data Transformation, Descriptive Analytics
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Data Analysis, Analysis, Analytics, Statistical Analysis, Statistical Programming, Spreadsheet Software, Analytical Skills, Exploratory Data Analysis, Descriptive Analytics, Data Processing, Data Cleansing, Statistical Methods, Data Collection, Advanced Analytics, Statistics, R (Software), Predictive Analytics, Data Presentation, Query Languages, Data Visualization
★ 3.5 (36) · Beginner · Course · 1 - 3 Months

Duke University
Skills you'll gain: Jupyter, Microservices, AWS SageMaker, Command-Line Interface, Package and Software Management, Containerization, Applied Machine Learning, Python Programming, Application Deployment, Test Automation, Algorithms, Software Installation
★ 4.4 (43) · Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Google Gemini, Gemini, Artificial Intelligence and Machine Learning (AI/ML), Customer Insights, Applied Machine Learning, Customer Analysis, Data-Driven Marketing, Marketing Analytics, Generative AI, AI Integrations, Predictive Modeling, Predictive Analytics, Customer Data Management, Time Series Analysis and Forecasting, Customer Acquisition Management, Marketing Strategies
Beginner · Course · 1 - 4 Weeks