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.

Technical University of Denmark (DTU)
Skills you'll gain: Sustainable Technologies, Production Process, Mathematical Modeling, Materials science, Engineering Calculations, Research Reports, Case Studies
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Open Web Application Security Project (OWASP), Secure Coding, Application Security, Security Testing, DevSecOps, Threat Modeling, Vulnerability Scanning, Continuous Monitoring, Vulnerability Assessments, Application Performance Management, System Monitoring, Development Environment, Data Security, Software Development Life Cycle
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Pandas (Python Package), Data Manipulation, Jupyter, Exploratory Data Analysis, Python Programming, Computational Logic
Beginner · Guided Project · Less Than 2 Hours

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

University of Colorado System
Skills you'll gain: Requirements Elicitation, Requirements Analysis, Mockups, Interviewing Skills, Storyboarding, Business Requirements, Prototyping, User Requirements Documents, User Research, Stakeholder Analysis, Information Architecture, Prioritization
Beginner · Course · 1 - 4 Weeks

Arizona State University
Skills you'll gain: Literacy, Grammar, English Language, Language Learning, Vocabulary
Beginner · Course · 1 - 3 Months

Skills you'll gain: Network Troubleshooting, Virtual Local Area Network (VLAN), Computer Displays, Peripheral Devices, TCP/IP, Local Area Networks, Dynamic Host Configuration Protocol (DHCP), General Networking, USB, Wireless Networks, Computer Networking, Network Routers, Network Infrastructure, Hardware Troubleshooting, Network Switches, Network Protocols, Computer Hardware
Beginner · Course · 1 - 3 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Credit Risk, Corporate Finance, Mergers & Acquisitions, Financial Management, Risk Management, Financial Market, Equities, Derivatives, Private Equity, Financial Analysis, Capital Budgeting, Governance
Build toward a degree
Beginner · Course · 1 - 4 Weeks

University of Toronto
Skills you'll gain: Resilience, Mental Health, Stress Management, Compassion, Emotional Intelligence, Mindfulness, Crisis Intervention, Self-Awareness, Behavioral Health, Mental Health Therapies, Positive Behavior Support
Beginner · Course · 1 - 3 Months
University of Michigan
Skills you'll gain: Social Justice, Responsible AI, Disabilities, Innovation, Diversity Awareness, Social Impact, Socioeconomics, Human Centered Design, Sustainable Systems, Policy Analysis, Diversity Equity and Inclusion Initiatives, Data Ethics, Technology Strategies, Policy Development, Governance, Case Studies
Beginner · Course · 1 - 3 Months

Korea Advanced Institute of Science and Technology(KAIST)
Skills you'll gain: Integral Calculus, Calculus, Advanced Mathematics, Applied Mathematics, Materials science, Engineering Analysis, Mathematical Modeling, Differential Equations, Derivatives
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Retrieval-Augmented Generation, OpenAI API, Generative AI, Large Language Modeling, Generative Adversarial Networks (GANs), ChatGPT, Generative AI Agents, Hugging Face, Artificial Intelligence and Machine Learning (AI/ML), Autoencoders, Applied Machine Learning, Prompt Engineering, Application Programming Interface (API), Transfer Learning, Machine Learning Algorithms, Data Preprocessing, Model Evaluation
Advanced · Course · 1 - 3 Months