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 California, Irvine
Skills you'll gain: Apple iOS, iOS Development, Apple Xcode, Video Game Development, Swift Programming, Mobile Development, Geographic Information Systems, Game Design, Interactive Design, Animation and Game Design, Animations, Interaction Design, Human Computer Interaction, User Interface (UI), Global Positioning Systems, User Interface (UI) Design, Application Development
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Network Security, Cloud Computing, Virtualization, Network Infrastructure, Microsoft Azure, Firewall, General Networking, Computer Networking, Networking Hardware, Cybersecurity, Network Protocols, Virtual Machines, Network Monitoring, Artificial Intelligence and Machine Learning (AI/ML)
Beginner · Course · 1 - 3 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Supply And Demand, Market Dynamics, Economics, Business Economics, Cost Accounting, Consumer Behaviour, Tax, Price Negotiation, Resource Allocation
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Earned Value Management, Project Schedules, Procurement, Cost Management, Return On Investment, Spreadsheet Software, Microsoft Excel, Financial Analysis, Project Performance, Project Estimation, Microsoft 365, Project Finance, Investment Management, Variance Analysis, Forecasting, Problem Solving
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Keras (Neural Network Library), Failure Analysis, Root Cause Analysis, Process Improvement and Optimization, Performance Analysis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Docker (Software), Containerization, Application Deployment, DevOps, Microservices, Continuous Delivery, Cloud Deployment, Software Architecture, WordPress, Virtual Networking, Spring Boot, MySQL, Software Installation, Data Persistence, Version Control, Scalability
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: LangGraph, AI Orchestration, Model Deployment, Retrieval-Augmented Generation, AI Workflows, Generative AI Agents, CrewAI, Agentic Workflows, LangChain, Artificial Intelligence and Machine Learning (AI/ML), LLM Application, Agentic systems, OpenAI, Systems Integration, Tool Calling, Google Gemini, Workflow Management, Automation, Prompt Engineering, Responsible AI
Intermediate · Specialization · 1 - 3 Months

Yale University
Skills you'll gain: Environmental Science, Environment, Anthropology, Sustainable Development, Teaching, Liberal Arts, Storytelling, Community Development, Biology, Systems Thinking, Cultural Diversity, Physics
Mixed · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: Project Management, Team Management, Project Management Institute (PMI) Methodology, Team Leadership, Project Implementation, Project Performance
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Cyber Security Assessment, Security Testing, Vulnerability Assessments, Penetration Testing, Vulnerability Scanning, Threat Modeling, Vulnerability Management, Security Strategy, Security Controls, Security Requirements Analysis, White-Box Testing
Intermediate · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Cloud Deployment, Cloud-Native Computing, Cloud Applications, Cloud Platforms, Microservices, Cloud Computing, DevOps, Kubernetes, Continuous Delivery, Containerization, Amazon Web Services, Serverless Computing, Virtual Machines, Performance Testing, System Monitoring, Flask (Web Framework)
Beginner · Course · 1 - 4 Weeks

University of London
Skills you'll gain: Immigration Law, Social Justice, Community Development, Conflict Management, Sustainable Development, Social Impact, International Relations, Social Work, Sociology, Advocacy, Storytelling
Beginner · Course · 1 - 3 Months