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: GitHub, Jenkins, Git (Version Control System), Version Control, Selenium (Software), CI/CD, Test Automation, JUnit, Test Data, Unit Testing, Test Case, Software Testing, Regression Testing, Debugging
Advanced · Course · 1 - 3 Months

Xi'an Jiaotong University
Skills you'll gain: Infectious Diseases, Infection Control, Epidemiology, Public Health and Disease Prevention, Preventative Care, Public Health, Hand Hygiene, Personal protective equipment, Diagnostic Tests, Intensive Care Medicine, Patient Treatment, Diagnostic Radiology
Beginner · Course · 1 - 3 Months

Skills you'll gain: Blogs, Search Engine Optimization, Keyword Research, Web Content, Web Analytics and SEO, Content Creation, Content Marketing, Drive Engagement, Generative AI, Business Marketing
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Security Information and Event Management (SIEM), Cyber Risk, Cyber Security Policies, Data Security, Personally Identifiable Information, Email Security, Cyber Threat Intelligence, Cybersecurity, Data Loss Prevention, Threat Detection, Information Privacy, Event Monitoring, Incident Response, Automation
Beginner · Course · 1 - 4 Weeks

National Academy of Sports Medicine
Skills you'll gain: Exercise Science, Physiology, Sports Medicine, Decision Making, Nutrition and Diet, Pharmacology
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Overcoming Objections, Consultative Selling, Coaching, Sales Strategy, Sales Training, Sales Prospecting, Collaboration, Consumer Behaviour, Diversity Awareness, Cultural Sensitivity, B2B Sales, Upselling, Customer Relationship Management, Sales Pipelines, Negotiation, Business Communication, Personalized Service, Communication Strategies, Virtual Networking, Interpersonal Communications
Beginner · Specialization · 1 - 3 Months

Cisco Learning and Certifications
Skills you'll gain: Performance Tuning, Wide Area Networks, Network Troubleshooting, Network Planning And Design
Beginner · Course · 1 - 3 Months

Logical Operations
Skills you'll gain: Routing Protocols, Network Routing, Virtual Local Area Network (VLAN), TCP/IP, Network Administration, Network Switches, General Networking, Network Architecture, OSI Models, Network Routers, Local Area Networks, Networking Hardware, Computer Networking, Network Infrastructure, Network Model, Network Protocols, Command-Line Interface
Mixed · Course · 1 - 3 Months

Skills you'll gain: Cloud-Native Computing, Docker (Software), .NET Framework, ASP.NET, Application Deployment, Development Environment, Nginx, YAML, Proxy Servers, Web Servers, Scalability, Microsoft SQL Servers
Intermediate · Course · 1 - 3 Months

University of Houston
Skills you'll gain: Collaborative Software, Digital pedagogy, Education Software and Technology, Collaboration, Learning Management Systems, Teaching, digital literacy, Communication, Technology Strategies, Web Applications, Communication Systems, Digital Communications
Beginner · Course · 1 - 3 Months

Skills you'll gain: Adobe After Effects, Motion Graphics, Animations, Graphic and Visual Design, Storyboarding, Adobe Photoshop, Video Editing, Photo/Video Production and Technology, 3D Assets, Layout Design, Timelines, Color Matching
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Unix, Unix Commands, Shell Script, Bash (Scripting Language), Operating System Administration, Linux, File Systems, Operating Systems, Command-Line Interface, Performance Tuning, System Monitoring, System Programming, File Management, OS Process Management, System Configuration
Intermediate · Course · 1 - 4 Weeks