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: Splunk, Dashboard Creation, Data Transformation, Dashboard, Statistical Visualization, Data Visualization Software, Data Analysis, Statistical Analysis, Data Manipulation, Interactive Data Visualization, Scatter Plots, Data Presentation, Time Series Analysis and Forecasting, Event Monitoring, Security Information and Event Management (SIEM), Geospatial Mapping
Beginner · Course · 1 - 4 Weeks

University of Copenhagen
Skills you'll gain: Data Literacy, digital literacy, Data Ethics, Journalism, Artificial Intelligence, Data Sharing, Analytical Skills, AI literacy, Big Data, Information Privacy, Law, Regulation, and Compliance, Data Processing, Data Collection, Social Impact, Machine Learning, Algorithms
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Internet Of Things, TCP/IP, Network Protocols, Telecommunications, General Networking, Communication Systems, Wireless Networks, Distributed Computing, Cloud Services, Electrical Wiring, Cloud Storage, Microarchitecture, Field-Programmable Gate Array (FPGA), Restful API, Cloud Solutions, Electrical Equipment, Basic Electrical Systems, Power Electronics, Electrical Power, Electric Power Systems
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Cryptography, Encryption, Android Development, Key Management, Exploit development, Android (Operating System), Secure Coding, Mobile Security, Data Security, Application Security, Data Loss Prevention, Network Security, Exploitation techniques, Memory Management, File Systems
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: C# (Programming Language), .NET Framework, JSON, ASP.NET, Application Deployment, Maintainability, File I/O, Data Persistence, Application Frameworks, Application Development, Object-Relational Mapping, Database Application, SQL, Extensible Languages and XML, Extensible Markup Language (XML), Programming Principles, Back-End Web Development, Object Oriented Programming (OOP), Object Oriented Design, Web Development
Intermediate · Course · 1 - 3 Months
Duke University
Skills you'll gain: Data Ethics, Exploratory Data Analysis, Data-Driven Decision-Making, Logistic Regression, Statistical Modeling, R (Software), Web Scraping, Ggplot2, Model Evaluation, Statistical Reporting, Data Visualization Software, Predictive Modeling, Tidyverse (R Package), Data Visualization, Responsible AI, Data Transformation, R Programming, Data Science, Data Wrangling, Version Control
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: iOS Development, Code Reusability, User Interface (UI), Interactive Design
Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Statistical Hypothesis Testing, Sampling (Statistics), Regression Analysis, Bayesian Statistics, Statistical Analysis, Probability & Statistics, Statistical Inference, Statistical Methods, Statistical Modeling, Linear Algebra, Probability, Probability Distribution, R Programming, Biostatistics, Data Analysis, Data Science, Statistics, Mathematical Modeling, Data Modeling, Applied Mathematics
Advanced · Specialization · 3 - 6 Months

Skills you'll gain: Command-Line Interface, Go (Programming Language), Package and Software Management, Data Storage, Programming Principles, Code Reusability, Program Development, Other Programming Languages
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Unstructured Data, Data Engineering, Data Cleansing, Responsible AI, Data Processing, Data Quality, Data Governance, Data Lakes, Text Mining, Data Capture, AI Workflows, Data Architecture, Document Management, Taxonomy, Retrieval-Augmented Generation, Metadata Management, Personally Identifiable Information, Information Architecture, Data Collection, Release Management
Intermediate · Course · 1 - 3 Months

Wesleyan University
Skills you'll gain: Classification And Regression Tree (CART), Decision Tree Learning, Statistical Machine Learning, Predictive Modeling, Model Evaluation, Random Forest Algorithm, Applied Machine Learning, Predictive Analytics, Machine Learning Methods, Unsupervised Learning, Machine Learning Algorithms, Machine Learning, Model Training, Data Analysis, Data Science, Exploratory Data Analysis, Regression Analysis, Statistical Analysis, Python Programming
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Extract, Transform, Load, MySQL Workbench, Data Warehousing, Database Design, MySQL, Interactive Data Visualization, Data Modeling, Dashboard, Database Administration, Data Visualization Software, Database Development, Star Schema, Dashboard Creation, Database Management, Analytics, Database Architecture and Administration, Data Architecture, Databases, Snowflake Schema, Data Analysis
Intermediate · Course · 1 - 4 Weeks