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: Unix Commands, Unix, Unix Shell, File I/O, User Accounts, Linux, Operating System Administration, Command-Line Interface, Operating Systems, File Systems, Systems Administration, File Management, System Configuration
Intermediate · Course · 1 - 4 Weeks

University of Manchester
Skills you'll gain: Sanitation, Water Resource Management, Sustainable Development, Environmental Policy, Socioeconomics, Policty Analysis, Research, and Development, Climate Change Adaptation, Economic Development, Public Health, Economics, Supply And Demand, Cost Estimation
Beginner · Course · 1 - 3 Months

Skills you'll gain: Cloud Deployment, Object-Relational Mapping, Application Frameworks, Full-Stack Web Development, Software Configuration Management, Security Assertion Markup Language (SAML), Application Design, Development Environment, Microsoft Visual Studio, User Interface (UI), Microsoft Development Tools, Application Development, Authorization (Computing), HTML and CSS, Maintainability, Data Modeling, Data Migration, Data Mapping, Business Logic, Web Servers
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Collaborative Software, Journals, Organizational Skills, Productivity, Timelines, Productivity Software, Project Management Software, Information Architecture, Project Management, Personal Development, Query Languages
Beginner · Guided Project · Less Than 2 Hours
Northeastern University
Skills you'll gain: Health Informatics, Decision Support Systems, Process Mapping, Business Analytics, Predictive Analytics, Data-Driven Decision-Making, Customer experience strategy (CX), Artificial Intelligence and Machine Learning (AI/ML), Analytics, Applied Machine Learning, Healthcare Industry Knowledge, Performance Metric
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Blood Collection, Phlebotomy, Medication Administration, Healthcare Ethics, Automated External Defibrillator, Medical Laboratory, Cardiopulmonary Resuscitation (CPR), First Aid, Emergency Medicine, Laboratory Testing, Airway Management, Diagnostic Tests, Health Care, Emergency Response, Dignity in Care, Patient Communication, Patient-centered Care, Critical Thinking and Problem Solving, Decision Making, Critical Thinking
Beginner · Course · 1 - 4 Weeks

University of Illinois Urbana-Champaign
Skills you'll gain: Differentiated Instruction, Digital pedagogy, Collaborative Software, Education Software and Technology, digital literacy, Emerging Technologies, Innovation
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Hyper-V, Windows Servers, Virtualization and Virtual Machines, Cloud Infrastructure, Containerization, Hybrid Cloud Computing, Microsoft Azure, Virtual Networking, Cloud Platforms, Windows PowerShell, IT Automation, Automation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Routing Protocols, Software-Defined Networking, Wide Area Networks, Virtual Networking, Network Troubleshooting, Open Shortest Path First (OSPF), Network Routing, Network Architecture, Network Monitoring, Network Planning And Design, Computer Networking, Virtual Private Networks (VPN), Border Gateway Protocol, Network Performance Management, Network Security, Network Administration, Firewall, Network Infrastructure, Amazon Web Services, Cloud Deployment
Beginner · Specialization · 1 - 3 Months

Niel Asher Education
Skills you'll gain: Rehabilitation, Manual Therapy, Exercise Therapy, Orthopedics, Sports Medicine, Exercise Science, Physical Therapy, Kinesiology, Athletic Training, Human Musculoskeletal System, Patient Evaluation, Pain Management, Clinical Assessment, Mechanics, Anatomy, Cognitive Behavioral Therapy
Intermediate · Course · 1 - 4 Weeks

American Museum of Natural History
Skills you'll gain: Health Disparities, Social Determinants Of Health, Infectious Diseases, Immunology, Epidemiology, Public Health, Pathology, Microbiology, Mathematical Modeling, Molecular Biology, Taxonomy, Cell Biology, Diagnostic Tests, Clinical Trials
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Microsoft Azure, Cloud Management, Virtual Machines, Kubernetes, Containerization, Cloud Storage, Cloud Computing, Data Storage, Application Deployment, IT Automation, Infrastructure as Code (IaC), Application Security, Data Import/Export, Scalability, Encryption
Intermediate · Course · 1 - 3 Months