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: Differentiated Instruction, Teaching, Instructional Strategies, Digital pedagogy, Literacy, Oral Expression, digital literacy, Learning Styles, Media and Communications, Multimedia, Higher Education, Cultural Diversity, Writing, Non-Verbal Communication
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Financial Statement Analysis, Financial Statements, Business Risk Management, Credit Risk, Financial Analysis, Lending and Underwriting, Financial Modeling, Commercial Lending, Risk Analysis, Financial Acumen, Corporate Finance, Operational Risk, Analysis, Income Statement, Balance Sheet, Banking, Market Analysis, Cash Flows
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Server Side, Web Applications, Javascript, JSON, JavaScript Frameworks, Node.JS, PHP (Scripting Language), Web Development Tools, Restful API, Application Programming Interface (API), Extensible Markup Language (XML), Cascading Style Sheets (CSS), Hypertext Markup Language (HTML)
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: GraphQL, API Design, Restful API, Application Programming Interface (API), Cloud API, ASP.NET, Authentications, Data Validation, .NET Framework, Authorization (Computing), C# (Programming Language), Serverless Computing, Software Documentation, Microsoft Azure, Software Architecture, Verification And Validation, Application Deployment, Debugging
Beginner · Course · 1 - 3 Months

Logical Operations
Skills you'll gain: Network Troubleshooting, Network Administration, Network Security, Remote Access Systems, Software-Defined Networking, Computer Networking, Network Routing, TCP/IP, Local Area Networks, Wireless Networks, Network Architecture, Virtual Local Area Network (VLAN), Network Protocols, IT Automation, Hardware Troubleshooting, Automation, Scripting
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Dashboard, Project Management Software, Data Import/Export, Workflow Management, Team Management, Project Coordination, Project Management, Project Planning
Intermediate · Guided Project · Less Than 2 Hours

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: Application Security, System Programming, Secure Coding, C++ (Programming Language), C (Programming Language), Debugging, Interoperability, File I/O, Data Validation
Mixed · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Cultural Diversity, Community Development, Culture, Digital Publishing, Content Creation, Analysis, Media and Communications, Storytelling, Critical Thinking, Creativity, Communication
Beginner · Course · 1 - 4 Weeks

IE Business School
Skills you'll gain: Market Dynamics, Economics, Telecommunications, Consumer Behaviour, Market Trend, Network Analysis, Entrepreneurship, Business Strategy, Corporate Strategy
Beginner · 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

Logical Operations
Skills you'll gain: Cost Management, Project Risk Management, Project Schedules, Project Closure, Project Performance, Cost Estimation, Project Management, Project Scoping, Project Planning, Scope Management, Team Leadership, Sprint Planning, Agile Project Management, Vendor Management, Change Control, Communication Planning, Sprint Retrospectives, Leadership, Conflict Management, Leadership Development
Intermediate · Specialization · 3 - 6 Months