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.

Imperial College London
Skills you'll gain: Immunology, Infectious Diseases, Hematology, Physiology, Oncology, Microbiology, Molecular, Cellular, and Microbiology, Epidemiology, Internal Medicine, Chronic Diseases, Public Health and Disease Prevention, Geriatrics, Pathology, Pulmonology, Environment, Pharmacotherapy, Biology, Public Health, Molecular Biology, Cell Biology
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: SketchUp (3D Modeling Software), 3D Modeling, 3D Assets, Design Software, Visualization (Computer Graphics), Mockups, Layout Design
Beginner · Course · 1 - 4 Weeks

Universiteit Leiden
Skills you'll gain: Policy Analysis, Public Policies, Economics, Policy, and Social Studies, Policy Development, Environmental Policy, Program Evaluation, Governance, Immigration Law, Research Methodologies
Intermediate · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Identity and Access Management, Azure Active Directory, Microsoft Azure, Virtual Networking, Network Troubleshooting, Hybrid Cloud Computing, Network Security, Network Administration, Windows PowerShell, Virtual Machines, Infrastructure as Code (IaC), Role-Based Access Control (RBAC), Cloud Security, Command-Line Interface
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Google Cloud Platform, Amazon Web Services, AWS Identity and Access Management (IAM), Virtual Private Networks (VPN), Identity and Access Management, Cloud Infrastructure, Cloud Computing Architecture, Cloud Computing, Virtual Networking, Network Routing, Network Security, Wide Area Networks, User Accounts, Load Balancing
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Corporate Sustainability, Sustainable Development, Sustainable Business, Environmental Social And Corporate Governance (ESG), Sustainability Reporting, Corporate Strategy, Business Transformation, Business Ethics, Social Impact, Organizational Change, Stakeholder Analysis, Stakeholder Engagement, Systems Thinking
Mixed · Course · 1 - 3 Months

University of Cape Town
Skills you'll gain: Sustainable Development, Environment and Resource Management, Natural Resource Management, Water Resource Management, Environmental Science, Social Sciences, Environmental Policy, Governance, Environmental Monitoring, Case Studies, Socioeconomics, International Relations
Intermediate · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: Cloud Computing, Cloud Hosting, Cloud Platforms, Hybrid Cloud Computing, Private Cloud, Data Security, DevOps
Beginner · Course · 1 - 4 Weeks

University of Florida
Skills you'll gain: Land Management, Environment and Resource Management, Plant Operations and Management, Sustainable Systems, Water Resources, Natural Resource Management, Environment, Environmental Science, Biology
Intermediate · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Investments, Portfolio Management, Return On Investment, Performance Analysis, Finance, Equities, Behavioral Economics, Asset Management, Portfolio Risk, Tax Planning, Market Trend, Regression Analysis
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Unified Modeling Language, Data Modeling, Data Structures, Scripting, Object Oriented Programming (OOP), Python Programming, Software Design, Computer Programming, Software Engineering
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Core Data (Software), iOS Development, Data Store, Maintainability, User Interface and User Experience (UI/UX) Design, Software Design, Cloud Storage, Data Validation
Intermediate · Course · 1 - 4 Weeks