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: Network Architecture, Routing Protocols
Beginner · Course · 1 - 3 Months

University of California San Diego
Skills you'll gain: Version Control, Integrated Development Environments, GitHub, Git (Version Control System), Internet Of Things, Software Development Tools, Embedded Systems, Prototyping, Linux, Operating Systems, Peripheral Devices, Command-Line Interface, Computer Hardware
Mixed · Course · 1 - 3 Months

Skills you'll gain: Back-End Web Development, PostgreSQL, Python Programming, Restful API, SQL, API Design, Object-Relational Mapping, Database Management, Databases, Data Validation, Development Environment
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Microsoft Azure, Cloud Security, Kubernetes, Data Security, Virtual Machines, Database Architecture and Administration, Infrastructure As A Service (IaaS), Remote Access Systems, Data Storage Technologies, Identity and Access Management, Containerization, Key Management, Encryption
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: API Testing, React.js, Authentications, Containerization, OAuth, Cloud Deployment, Back-End Web Development, PostgreSQL, API Gateway, Software Documentation, Amazon Web Services, Cloud Applications, Event-Driven Programming, Front-End Web Development, Python Programming, Database Management, Restful API, SQL, API Design, Databases
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: File Systems, Mac OS, User Accounts, File Management, User Provisioning, Data Security, Operating System Administration, Software Installation, Unix, System Configuration, Operating Systems, Unix Commands, Data Storage, Encryption, Hardware Troubleshooting
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Data Warehousing, Apache Hadoop, Transaction Processing, Distributed Computing, Data Architecture, Relational Databases, Database Management, Database Architecture and Administration, Cloud Computing, Big Data, Data Processing, Machine Learning, Scalability, Data Integrity, Disaster Recovery
Intermediate · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Operating System Administration, Microsoft Windows, Operating Systems, System Configuration, Firewall, Linux Administration, Linux, Linux Servers, System Monitoring, File Systems, System Support, File Management, Windows Servers, Data Security
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: File I/O, Integrated Development Environments, System Configuration
Beginner · Course · 3 - 6 Months

Macquarie University
Skills you'll gain: Educational Materials, Instructional Design, Multimedia, Videography, Presentations, Visual Design, Graphic Design, Creative Design, Learning Strategies, Electronic Media, Communication Strategies
Beginner · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Health Care Administration, Patient Safety, Healthcare Project Management, Leadership, Continuous Quality Improvement (CQI), Safety Standards, Health Informatics, Decision Making, Teamwork, Reliability, Risk Management, Problem Solving
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: User Research, User Experience Design, User Experience, User Interface and User Experience (UI/UX) Design, Usability, Verification And Validation, Human Computer Interaction, Usability Testing, Design Research, Embedded Systems, Wireframing, Prototyping, Unified Modeling Language, Persona Development
Build toward a degree
Intermediate · Course · 1 - 3 Months