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: Disabilities, Web Content Accessibility Guidelines, Education and Training, Adaptive Equipment, Hypertext Markup Language (HTML), Instructional Design, Visual Impairment Education, Law, Regulation, and Compliance, Microsoft Office, Advocacy
Beginner · Course · 1 - 3 Months

Imperial College London
Skills you'll gain: Agile Methodology, Health Care Procedure and Regulation, Health Technology, Data Ethics, Digital Transformation, User Centered Design, Technology Strategies, Medical Privacy, Health Informatics, Health Policy, Regulatory Compliance, Data Security, Strategic Thinking
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Product Planning, AI Product Strategy, Product Management, New Product Development, Quality Assurance and Control, Sales Strategy, Performance Analysis, Marketing Strategies, Product Marketing, Product Lifecycle Management, Product Improvement, Product Testing, Sales Enablement, Key Performance Indicators (KPIs), Cross-Functional Collaboration, User Feedback, Data Analysis, Customer Insights, Data-Driven Decision-Making
Beginner · Course · 1 - 3 Months

Skills you'll gain: Software Design Patterns, Functional Design, Programming Principles
Intermediate · Course · 3 - 6 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Blockchain, Cryptography, FinTech, Governance, Emerging Technologies, Payment Systems, Transaction Processing, Distributed Computing, Digital Assets, Cyber Governance, Regulation and Legal Compliance, Ledgers (Accounting), Data Security, Interoperability, Case Studies, Scalability
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cloud-Native Computing, Application Deployment, Kubernetes, Containerization, Serverless Computing, CI/CD, DevOps, Prometheus (Software), Infrastructure Security, YAML, Microservices, System Monitoring, Grafana, Scalability
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Cryptography, Cybersecurity, Network Security, Threat Modeling, Encryption, Identity and Access Management, Information Systems Security, Threat Detection, Firewall, Infrastructure Security, Security Controls, Security Strategy, Authorization (Computing), Authentications, Security Awareness, Risk Management Framework
Beginner · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Music Theory, Classical Music, Music History, Music, Musical Composition, Instrumental Music, Music Performance
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Preventative Care, Patient Education And Counseling, Pharmacology, Contraindication, Bloodborne Pathogens, Drug Interaction, Primary Care, Health Disparities, Medication Therapy Management, Health Equity, Pharmacotherapy, Patient Evaluation, Public Health, Community Health, Patient Advocacy, Clinical Assessment, Patient Communication, Diagnostic Tests, Laboratory Testing
Beginner · Course · 1 - 3 Months

Skills you'll gain: AI Workflows, AI Orchestration, Agentic Workflows, Model Deployment, AI Security, Decision Making
Intermediate · Course · 1 - 4 Weeks

Kennesaw State University
Skills you'll gain: Statistical Process Controls, Root Cause Analysis, Lean Methodologies, Process Capability, Quality Control, Six Sigma Methodology, Process Analysis, Lean Six Sigma, Process Improvement, Continuous Improvement Process, Operational Efficiency, Waste Minimization
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Scaled Agile Framework, Agile Methodology, Backlogs, Kanban Principles, Sprint Retrospectives, Sprint Planning, Project Management Institute (PMI) Methodology, Prioritization, Lean Methodologies, Project Management Life Cycle, Waterfall Methodology, Continuous Integration
Intermediate · Course · 1 - 4 Weeks