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 Colorado System
Skills you'll gain: Firewall, Network Security, Intrusion Detection and Prevention, Information Systems Security, Security Controls, Network Monitoring, Threat Detection, Linux Administration, Linux
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Diversity and Inclusion, Intercultural Competence, Diversity Awareness, Diversity Equity and Inclusion Initiatives, Workplace inclusivity, Cultural Diversity, Cultural Sensitivity, Leadership Studies, Self-Awareness, Organizational Leadership, Social Justice, Adaptability
Build toward a degree
Beginner · Course · 1 - 3 Months

Universitat Politècnica de València
Skills you'll gain: SQL, Data Integrity, Database Management, Relational Databases, Database Systems, Databases, Query Languages, Database Design, Web Applications, Application Security, Server Side, Data Manipulation
Beginner · Course · 1 - 3 Months

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: Network Security, Cryptography, Firewall, Cybersecurity, Intrusion Detection and Prevention, Virtual Private Networks (VPN), Cloud Security, Public Key Infrastructure, Network Monitoring, Encryption, Network Architecture, Dynamic Host Configuration Protocol (DHCP), Human Factors (Security), Local Area Networks, Virtual Local Area Network (VLAN), Network Switches, Authentications
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Canva (Software), Marketing Collateral, Design, Marketing Materials, Creative Design, Graphic Design, Dashboard, Digital Design, Productivity, Color Theory, Digital Content, Organizational Skills, Design Elements And Principles, Planning, Editing
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Unix Shell, Shell Script, Bash (Scripting Language), Unix Commands, Command-Line Interface, Unix, Network Protocols, Network Troubleshooting, Scripting, TCP/IP, Linux, OS Process Management, File Management, Scripting Languages, Linux Commands, General Networking, File Transfer Protocol (FTP), Network Administration, File Systems, Linux Administration
Beginner · Specialization · 3 - 6 Months

PwC India
Skills you'll gain: Accounting, Sales Tax, Income Tax, Tax, Tax Laws, Tax Compliance, Billing & Invoicing, Regulatory Compliance, Problem Solving
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Amazon Web Services, AWS Identity and Access Management (IAM), Amazon Elastic Compute Cloud, Amazon S3, Cloud Computing, Public Cloud, Cloud Storage, Data Storage Technologies, Cloud Infrastructure, Data Storage, Identity and Access Management, User Accounts, Cloud Security, Solution Architecture
Beginner · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Telehealth, Patient Safety, Health Technology, Help Desk Support, Medical Equipment, System Support, Technical Support, Desktop Support, Practice Management Software, Health Care, Issue Tracking, Network Support, Change Control, Medical Devices, Change Requests, Disaster Recovery, Technical Documentation, Software Installation, General Networking, Technical Communication
Mixed · Course · 1 - 4 Weeks

University of Glasgow
Skills you'll gain: Responsible AI, Data Ethics, Healthcare Industry Knowledge, Predictive Modeling, Healthcare Ethics, Generative AI, Prompt Engineering, Dental Informatics, Artificial Intelligence, Deep Learning, Health Care, Clinical Informatics, Image Analysis, Health Informatics, Medical Imaging, Augmented and Virtual Reality (AR/VR), Radiology, Diagnostic Radiology
Beginner · Course · 1 - 4 Weeks

Huddersfield Sandbox
Skills you'll gain: Journalism, Business Ethics, Ethical Standards And Conduct, Media and Communications, Interviewing Skills, Content Creation, Diversity and Inclusion, Community Outreach, Disabilities, Investigation, Social Media, Accountability, Law, Regulation, and Compliance, Mental Health Diseases and Disorders
Intermediate · Course · 1 - 3 Months