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.

University of California San Diego
Skills you'll gain: Debugging, Object Oriented Programming (OOP), Java, Teaching, Programming Principles, Computer Programming, Integrated Development Environments, Digital pedagogy
Beginner · Course · 1 - 3 Months

Skills you'll gain: Web Scraping, Extensible Markup Language (XML), Data Processing, Cascading Style Sheets (CSS), JSON, Data Capture, Application Programming Interface (API), MongoDB, Data Storage, Hypertext Markup Language (HTML)
Beginner · Course · 3 - 6 Months

Skills you'll gain: JavaScript Frameworks, Web Development Tools, Test Automation, API Testing, Test Tools, Software Testing, Network Performance Management, Web Servers
Advanced · Guided Project · Less Than 2 Hours

Skills you'll gain: Responsive Web Design, HTML and CSS, Web Design, Web Design and Development, Cascading Style Sheets (CSS), Front-End Web Development, User Interface (UI), Browser Compatibility, Javascript, Mobile Development, Interactive Design
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Microsoft Office
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Threat Modeling, Application Security, Secure Coding, Open Web Application Security Project (OWASP), Security Engineering, Security Requirements Analysis, Security Controls, Data Security, Vulnerability Management, Computer Security, Vulnerability, Vulnerability Assessments, Databases, Information Privacy, Role-Based Access Control (RBAC), Computer Programming, Python Programming, Node.JS, JavaScript Frameworks, Javascript
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Agile Project Management, Stakeholder Engagement, Scrum (Software Development), Agile Methodology, Stakeholder Management, Team Motivation, Agile Software Development, Team Leadership, Sprint Retrospectives, Kanban Principles, Team Building, Sprint Planning, Risk Analysis, Agile Product Development, Continuous Integration, Earned Value Management, Team Management, Backlogs, Continuous Improvement Process, Lean Methodologies
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Oracle Databases, Operational Databases, Scalability, Database Management, Database Architecture and Administration, Software Installation, Virtual Machines, Disaster Recovery, Performance Tuning, Linux
Advanced · Course · 1 - 4 Weeks

National Taiwan University
Skills you'll gain: Nephrology, Dialysis, Critical Care, Infectious Diseases, Epidemiology, Medical Equipment and Technology, Chronic Diseases, Public Health, Health Care, Preventative Care, Surgery, Immunology, Health Policy
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Pinterest, User Accounts, Information Privacy, Safety and Security, Social Media, Single Sign-On (SSO), Social Media Marketing
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Firewall, Zero Trust Network Access, Linux Administration, Network Security, Security Strategy, Remote Access Systems, Linux, Security Controls, Unix, Ubuntu, Systems Administration, System Configuration
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Unix Shell, Unix, Unix Commands, Shell Script, Linux, Linux Administration, Authorization (Computing), System Configuration, Operating System Administration, User Accounts, Security Controls, File Management, Identity and Access Management, Systems Administration
Intermediate · Course · 1 - 4 Weeks