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: Selenium (Software), Ajax, Java Programming, Test Script Development, Java, Software Testing, Test Automation, Scripting, Web Development Tools, Object Oriented Programming (OOP), Automation, Debugging
Intermediate · Course · 3 - 6 Months

Skills you'll gain: 3D Modeling, Unreal Engine, 3D Assets, Computer Graphics, Animation and Game Design, Simulations
Intermediate · Course · 1 - 3 Months

Imperial College London
Skills you'll gain: Infectious Diseases, Epidemiology, Immunology, Microbiology, Public Health, Biology, Molecular Biology, Pharmacology
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Remote Access Systems, User Accounts, Authorization (Computing)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: JUnit, Unit Testing, IntelliJ IDEA, Apache Maven, Software Testing, Test Case, Testability, Test Tools, Java, Mockups
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Web Scraping, Robotic Process Automation, Debugging, Business Process Automation, HR Tech, Test Automation, Automation, Workflow Management, Application Frameworks, Data Entry, Data Integration, Data Management, Employee Onboarding
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft SQL Servers, Transact-SQL, SQL, Transaction Processing, Stored Procedure, Data Manipulation, Database Management, Query Languages, Relational Databases, Database Architecture and Administration, Databases, Data Integrity
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Application Security, System Programming, Secure Coding, C++ (Programming Language), C (Programming Language), Debugging, Interoperability, File I/O, Data Validation
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Apple iOS, Swift Programming, Apple Xcode, Cross Platform Development, Mobile Development, Cloud Storage, Application Deployment, Data Storage, Application Development, Document Management, Web Content, Mac OS, User Interface (UI)
Advanced · Course · 1 - 3 Months

Illinois Tech
Skills you'll gain: Media and Communications, Journalism, Culture, Public Affairs, Political Sciences, Social Studies, Information Technology, Data Ethics, Writing
Beginner · Course · 1 - 3 Months

Alberta Machine Intelligence Institute
Skills you'll gain: Prompt Engineering, Large Language Modeling, Generative AI, LLM Application, AI Workflows, ChatGPT, Responsible AI, Model Deployment, Model Evaluation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Penetration Testing, Exploitation techniques, Scenario Testing, Brute-force attacks, Cybersecurity, Vulnerability Assessments, Linux, Command-Line Interface, Cryptography, File Management, Microsoft Windows, Scripting, Virtual Machines
Intermediate · Course · 1 - 3 Months