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: Cloud Infrastructure, Cloud Services, Cloud Technologies, Cloud Computing, Cloud Storage, Cloud Platforms, Cloud Solutions, Cloud Computing Architecture, Infrastructure As A Service (IaaS), Data Storage, Middleware, Virtualization and Virtual Machines, Containerization, Data Storage Technologies, Virtualization, Virtual Machines, Cloud Applications, Cloud API, Amazon S3, Platform As A Service (PaaS)
★ 4.3 (846) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Network Security, Virtualization, Augmented and Virtual Reality (AR/VR), Cloud Computing Architecture, Virtualization and Virtual Machines, Network Administration, Cloud Computing, Firewall, Virtual Networking, Network Architecture, Virtual Private Networks (VPN), Mobile Security, Network Infrastructure, Cloud Services, General Networking, Augmented Reality, Cloud Security, Security Controls, Network Protocols, Peripheral Devices
★ 4.8 (29) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Javascript, Event-Driven Programming, Web Applications, Application Deployment, Web Development, Full-Stack Web Development, Hypertext Markup Language (HTML), Code Reusability, Programming Principles, GitHub, Object Oriented Design, Object Oriented Programming (OOP), Data Validation
Beginner · Course · 1 - 3 Months

L&T EduTech
Skills you'll gain: Hazard Analysis, Building Services Engineering, Threat Detection, Electronic Components, Telecommunications, Electrical Systems, Systems Integration, Anomaly Detection, Electrical Safety, Safety Standards, Communication Systems, Electrical Equipment, Electronic Systems, Safety and Security, Electrical Engineering, Network Infrastructure, Technical Standard, Control Panels
Intermediate · Course · 1 - 4 Weeks

Sungkyunkwan University
Skills you'll gain: Political Sciences, International Relations, Social Justice, Policy Analysis, Family Law, Social Sciences, Ancient History, World History, Culture, Diplomacy, Public Affairs, Sociology, Ethical Standards And Conduct, Governance
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Scaled Agile Framework, Agile Methodology, Agile Software Development, Kanban Principles, Project Management Institute (PMI) Methodology, Prioritization, Scalability, Lean Methodologies, Waterfall Methodology
★ 4.8 (9) · Intermediate · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Intercompany Accounting, Financial Statement Analysis, Mergers & Acquisitions, Specialized Accounting, Corporate Accounting, Financial Modeling, Corporate Tax, Private Equity, Financial Statements, Investment Banking, Financial Analysis, Tax Management, Corporate Finance, Tax, Tax Laws, Financial Accounting, Accounting, Business Metrics, Balance Sheet, Equities
★ 4.5 (26) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Inventory and Warehousing, Material Handling, Warehousing, Inventory Control, Inventory Management, Logistics Management, Logistics, Inventory Control Systems, Warehouse Operations, Inventory Management System, Warehouse Management, Supply Chain Systems, Supply Chain, Information Systems, Vendor Management, Operational Efficiency, Automation, Cost Reduction
★ 5 (7) · Mixed · Course · 1 - 3 Months

Skills you'll gain: Wide Area Networks, Data Centers, Virtual Networking, Virtual Machines, Network Administration, Virtualization, Network Architecture, Virtual Private Networks (VPN), Wireless Networks, Network Monitoring, Network Performance Management, Network Troubleshooting, Software-Defined Networking, Network Security, Cloud Computing, Distributed Denial-Of-Service (DDoS) Attacks, Security Controls, Key Management, Internet Of Things, Disaster Recovery
Advanced · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: Git (Version Control System), Bitbucket, Version Control, GitLab, Code Review, CI/CD, Software Versioning, Collaborative Software, Continuous Integration, User Accounts
★ 4.5 (13) · Intermediate · Course · 1 - 4 Weeks

Universitat Autònoma de Barcelona
Skills you'll gain: Data Storytelling, Sustainable Systems, Data Literacy, Systems Thinking, Case Studies, Water Sustainability, Sustainable Development, Water Resources, Quantitative Research, Environmental Issue, Water Resource Management, Energy and Utilities, Environment, Social Impact, Analysis, Environmental Science, Policy Analysis, Environment and Resource Management, Dependency Analysis, Correlation Analysis
★ 4.5 (110) · Intermediate · Course · 1 - 3 Months

New York University
Skills you'll gain: Network Security, Firewall, IT Security Architecture, Distributed Denial-Of-Service (DDoS) Attacks, Network Architecture, Intrusion Detection and Prevention, TCP/IP, Cybersecurity, Threat Detection, Cyber Threat Intelligence, Cyber Attacks, Security Controls, Enterprise Security, Network Protocols, Proxy Servers
★ 4.7 (664) · Intermediate · Course · 1 - 4 Weeks