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: Unit Testing, Test Case, Application Deployment, Responsive Web Design, Test Driven Development (TDD), Continuous Deployment, Debugging, Maintainability, LinkedIn, Cascading Style Sheets (CSS), Front-End Web Development, Software Testing, Code Review, Development Testing, Interviewing Skills, Web Development Tools, HTML and CSS, Web Development, Application Development, Software Documentation
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Operating System Administration, Local Area Networks, Software Installation, Command-Line Interface, Microsoft Windows, System Configuration, System Support, Desktop Support, TCP/IP, Linux, General Networking, Patch Management, Operating Systems, User Accounts, Network Routers, System Monitoring, Hardware Troubleshooting, Network Troubleshooting, Mac OS, Network Security
Intermediate · Course · 1 - 3 Months

Skills you'll gain: New Product Development, Product Management, Product Development, Product Lifecycle Management, Usability Testing, Product Planning, Project Management Life Cycle, Product Roadmaps, Stakeholder Management, Competitive Analysis, Product Testing, Product Requirements, Commercialization, User Acceptance Testing (UAT), Stakeholder Analysis, Market Analysis, Team Building, Market Research
Beginner · Course · 1 - 3 Months

Skills you'll gain: Unsupervised Learning, Machine Learning Algorithms, Applied Machine Learning, Machine Learning, Scikit Learn (Machine Learning Library), Statistical Methods, Dimensionality Reduction, Algorithms, NumPy, Python Programming
Intermediate · Course · 1 - 3 Months

Pearson
Skills you'll gain: File Management, Firewall, Linux Administration, Ubuntu, Hardening, Linux Servers, OS Process Management, Linux, Authentications, Zero Trust Network Access, Remote Access Systems, Data Security, User Accounts, Network Security, Linux Commands, Application Security, Security Strategy, Operating System Administration, Information Systems Security, IT Security Architecture
Intermediate · Specialization · 1 - 4 Weeks

Skills you'll gain: File I/O, JSON, Package and Software Management, Authorization (Computing), Web Scraping, Application Programming Interface (API), Python Programming, Authentications, Object Oriented Programming (OOP), Data Processing, Simulations, Data Management, Probability & Statistics
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Technical Support, Hardware Troubleshooting, Cloud Computing, Cloud Services, Cybersecurity, Help Desk Support, System Support, Network Troubleshooting, Computer Hardware, Customer Service, General Networking, Data Storage, Issue Tracking, Operating Systems
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Networking Hardware, General Networking, Network Architecture, Wireless Networks, Network Protocols, Computer Networking, TCP/IP, Local Area Networks, Network Routers, System Configuration, Network Switches, Wide Area Networks, Servers
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Secure Coding, Application Security, Authorization (Computing), Authentications, Data Validation, Role-Based Access Control (RBAC), Verification And Validation, Security Controls, User Accounts, Configuration Management, Package and Software Management, Cybersecurity, Data Loss Prevention, Identity and Access Management, Software Installation, Middleware, Debugging, Computer Programming, Information Technology, Dependency Analysis
Beginner · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Risk Management Framework, Infrastructure Security, Cyber Security Policies, Security Management, NIST 800-53, Cybersecurity, Cyber Security Strategy, Security Strategy, Cyber Risk, System Monitoring
Beginner · Course · 1 - 4 Weeks

Whizlabs
Skills you'll gain: AWS Identity and Access Management (IAM), Identity and Access Management, Amazon Web Services, Amazon S3, Authorization (Computing), Role-Based Access Control (RBAC), Authentications, Single Sign-On (SSO), User Accounts, Data Security, Multi-Factor Authentication, Encryption
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Physics, General Science and Research, Scientific Methods, Environment, Scientific Visualization, Safety Assurance, Simulations, Personal protective equipment
Beginner · Course · 1 - 3 Months