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 Illinois Urbana-Champaign
Skills you'll gain: Biotechnology, Food and Beverage, Sustainable Technologies, Scalability, Manufacturing and Production, Sustainability Standards, Process Engineering, Product Development, Global Marketing, Chemical Engineering, Innovation, Market Trend, Market Analysis, Microbiology, Workforce Development
Beginner · Course · 1 - 4 Weeks

National Academy of Sports Medicine
Skills you'll gain: Nutrition and Diet, Nutrition Counseling, Preventative Care, Public Health and Disease Prevention, Nutritional Assessment, Health And Wellness Coaching, Exercise Science, Physiology, Biology, Anatomy, Communication
Beginner · Course · 1 - 3 Months

Skills you'll gain: .NET Framework, Databases, Application Development
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Peripheral Devices, USB, Operating Systems, Computer Hardware, Data Storage Technologies, Hardware Troubleshooting, Electrical Safety, Technical Communication, Linux, File Systems, Microsoft Windows, Information Privacy
Beginner · Course · 1 - 3 Months

Northeastern University
Skills you'll gain: Responsible AI, Law, Regulation, and Compliance, Oral Expression, Data Ethics, Artificial Intelligence, Research, Regulation and Legal Compliance, Scientific Methods, General Data Protection Regulation (GDPR), Ethical Standards And Conduct, Research Methodologies, Computational Logic, Governance
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Application Development, User Interface and User Experience (UI/UX) Design, Web Design and Development, Front-End Web Development, No-Code Development, WordPress, Web Applications, Web Development, Full-Stack Web Development, Back-End Web Development, Content Management Systems
Beginner · Course · 1 - 3 Months

Skills you'll gain: Apple iOS, iOS Development, Swift Programming, Apple Xcode, Mobile Development, UI Components, User Interface (UI), Application Frameworks, Data Validation, Data Structures, Data Modeling, Animations
Beginner · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Economics, Policy, and Social Studies, Supply And Demand, Market Analysis, Economics, Resource Allocation, Environmental Issue, Public Policies
Beginner · Course · 1 - 4 Weeks

Imperial College London
Skills you'll gain: Health Policy, Health Systems, Health Assessment, Health Care, Public Health, Policy Analysis, Health Care Administration, Community Health, Program Evaluation, Research, Case Studies
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Selenium (Software), Test Script Development, Test Automation, Browser Compatibility, Java Programming, Software Testing, Javascript, Eclipse (Software), Apache Maven, Development Environment, Object Oriented Programming (OOP), Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), Software Installation, System Configuration
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Cyber Security Assessment, Compliance Management, Internal Controls, Threat Detection, Governance, Continuous Monitoring, Data Management, Disaster Recovery, Key Performance Indicators (KPIs), Regulatory Requirements, Business Analysis, Organizational Structure, Accountability, Stakeholder Communications
Intermediate · Specialization · 3 - 6 Months

Whizlabs
Skills you'll gain: AWS Identity and Access Management (IAM), Amazon Web Services, Identity and Access Management, Cloud Security, Network Security, Threat Detection, Amazon S3, Infrastructure Security, Data Security, Security Management, Vulnerability Management, Vulnerability Assessments, Key Management, Distributed Denial-Of-Service (DDoS) Attacks, Encryption
Intermediate · Course · 1 - 4 Weeks