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.

Whizlabs
Skills you'll gain: Amazon DynamoDB, Amazon Redshift, Database Management, Operational Databases, Transaction Processing, Data Migration, Amazon Elastic Compute Cloud, NoSQL, Redis, Relational Databases, Data Warehousing, Scalability
Intermediate · Course · 1 - 4 Weeks

University of California, Irvine
Skills you'll gain: Performance Metric, Open Mindset, Team Management, Organizational Strategy, Collaboration
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Blockchain, Cryptography, Cybersecurity, Enterprise Application Management, Cyber Attacks, Emerging Technologies, Financial Trading, Digital Assets, Cyber Security Assessment, FinTech, Transaction Processing, Data Integrity
Beginner · Course · 1 - 3 Months

O.P. Jindal Global University
Skills you'll gain: Program Evaluation, Policy Analysis, Project Design, Public Policies, Program Development, Resource Allocation, Social Impact, Systems Thinking, Needs Assessment, Project Management, Qualitative Research, Stakeholder Engagement
Build toward a degree
Beginner · Course · 1 - 3 Months
Duke University
Skills you'll gain: Psychology, Motion Graphics, Neurology, Color Theory, Visual Impairment Education, Vision Transformer (ViT), Biology, Physiology, Experimentation, Anatomy
Mixed · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Social Studies, World History, Intercultural Competence, European History, International Relations, Cultural Diversity, Culture, Diversity Awareness, Research, Research Methodologies, Governance
Beginner · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Network Architecture, Network Protocols, Wireless Networks, Network Performance Management, Network Planning And Design, Network Infrastructure, Communication Systems, Telecommunications, Emerging Technologies
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Incident Response, Vulnerability Assessments, Vulnerability Management, Cyber Threat Intelligence, MITRE ATT&CK Framework, Cybersecurity, Endpoint Detection and Response, Intrusion Detection and Prevention, Cyber Attacks, Security Information and Event Management (SIEM), Event Monitoring, Cyber Engineering, Patch Management, Network Security, Malware Protection, Continuous Monitoring, Security Management, Cyber Risk, Digital Forensics, Risk Analysis
Intermediate · Specialization · 1 - 3 Months

Illinois Tech
Skills you'll gain: Virtualization, Cloud-Native Computing, Network Security, Cloud Computing, Amazon Web Services, Infrastructure as Code (IaC), Cloud Computing Architecture, Virtual Machines, Network Troubleshooting, Cloud Platforms, Cloud Storage, Hyper-V, Virtual Networking, Software-Defined Networking, Cloud Infrastructure, VMware ESX Servers, Network Monitoring, Threat Modeling, Data Centers, Cloud Security
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

University of California, Irvine
Skills you'll gain: Extract, Transform, Load, Decision Support Systems, Data Warehousing, Data Mining, Database Design, Business Intelligence, Dashboard, Star Schema, Relational Databases, Database Management, Snowflake Schema, Data Visualization Software, Data Visualization, Business Reporting, SAS (Software), Data Modeling, Interactive Data Visualization, SQL, Descriptive Statistics, Cloud Computing Architecture
Beginner · Specialization · 1 - 3 Months

University of Pennsylvania
Skills you'll gain: Object Oriented Design, Java, Object Oriented Programming (OOP), Unit Testing, Java Programming, Application Development, Data Structures, Software Testing, Programming Principles, Test Driven Development (TDD), Computer Programming
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cloud Management, Disaster Recovery, IT Automation, Network Troubleshooting, Cloud Deployment, System Monitoring, Microsoft Azure, Cloud Computing, Cloud Security, Continuous Monitoring, Patch Management, Virtual Machines, Configuration Management, Change Control
Advanced · Course · 1 - 4 Weeks