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.

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

EDUCBA
Skills you'll gain: Big Data, Data Pipelines, File Systems
Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Tidyverse (R Package), Ggplot2, Data Wrangling, Statistical Modeling, Exploratory Data Analysis, Plot (Graphics), R Programming, Data Import/Export, Predictive Modeling, Data Visualization, Interactive Data Visualization, Statistical Visualization, Sampling (Statistics), Data Visualization Software, Statistical Hypothesis Testing, Data Analysis, Web Scraping, Data Science, R (Software), Data Analysis Software
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Data Analysis Expressions (DAX), Power BI, Pivot Tables And Charts, Microsoft Excel, R Programming, Alteryx, R (Software), Dashboard, Statistical Programming, Data Transformation, Tableau Software, Data Cleansing, Data Visualization Software, Spreadsheet Software, Debugging, Data Visualization, Automation, Python Programming, Data Structures, Statistical Analysis
Intermediate · Specialization · 3 - 6 Months

Università di Napoli Federico II
Skills you'll gain: Tableau Software, Data Visualization Software, Data Visualization, Interactive Data Visualization, Business Intelligence Software, Business Intelligence, Data Presentation, Data Integration, Data Access, Data Analysis, Data Import/Export, Data Manipulation, Real Time Data
Beginner · Course · 1 - 3 Months

University of California, Davis
Skills you'll gain: Data Maintenance, Data Quality, Data Cleansing, Model Training, Computer Vision, Data Preprocessing, Deep Learning, Image Analysis, Model Evaluation, AI Workflows, Verification And Validation, Exploratory Data Analysis, Applied Machine Learning
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Extract, Transform, Load, Data Pipelines, Data Integration, File Management, Scalability, File Systems, Data Processing, Context Management, Java, Java Programming, Data Transformation, Data Manipulation, Maintainability
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Excel, Pivot Tables And Charts, Spreadsheet Software, Data Visualization, Data Visualization Software, Excel Formulas, Dashboard, Case Studies, Data Analysis, Business Analytics, Data Presentation, Exploratory Data Analysis, Business, Analysis, Graphing
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Infrastructure as Code (IaC), Terraform, Cloud Security, Data Integrity, Data Infrastructure, Cloud Infrastructure, Data Security, Infrastructure Security, Encryption, Private Cloud, Security Controls, Network Security, Cloud Storage, Identity and Access Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Quality, Responsible AI, Data Cleansing, Generative AI, Data Preprocessing, Data Validation, Automation, Tensorflow, OpenAI, Alteryx
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Social Media Analytics, Social Media Marketing, Business Intelligence, Predictive Modeling, Dashboard Creation, Predictive Analytics, Customer Analysis, Case Studies, Advanced Analytics, Business Strategies
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Restful API, Android Development, Kotlin, API Design, Android Studio, Application Programming Interface (API), Android Jetpack, Mobile Development, Database Application, Database Management, Data Persistence, Databases, JSON, Database Development, Web Applications, Back-End Web Development, SQL, Data Access, Relational Databases
Intermediate · Course · 1 - 3 Months