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.

Skills you'll gain: Vulnerability Assessments, Risk Management, Continuous Monitoring, Operational Risk, Threat Management, Intrusion Detection and Prevention, Business Risk Management, Cyber Risk, Vulnerability Management, Security Controls, Enterprise Risk Management (ERM), Risk Mitigation, Risk Analysis, Compliance Management, Law, Regulation, and Compliance, Security Information and Event Management (SIEM), Technical Communication, Network Monitoring, Network Analysis
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: AI Security, Test Driven Development (TDD), Vulnerability Assessments, Unit Testing, Code Coverage, Vulnerability Scanning, Continuous Integration, Dependency Analysis, Secure Coding, CI/CD, Software Testing, Test Automation, Integration Testing, Continuous Deployment, Software Versioning, Large Language Modeling
Intermediate · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Financial Policy, Financial Systems, Banking, Financial Market, Financial Regulation, Market Liquidity, Economics, Economics, Policy, and Social Studies, Market Dynamics, Crisis Management
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

American Council on Exercise
Skills you'll gain: Health And Wellness Coaching, Kinesiology, Coaching, Exercise Science, Motivational Interviewing, Patient Education And Counseling, Empowerment, Gynecology, Sports Medicine, Physiology, Diversity Awareness, Empathy, Anatomy, Endocrinology
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Real Time Data, Model Deployment, Anomaly Detection, Artificial Intelligence and Machine Learning (AI/ML), AI Security, Telecommunications, Tensorflow, Artificial Intelligence, Emerging Technologies, Network Performance Management, Generative AI, Generative AI Agents, Wireless Networks, Computer Networking, Network Architecture, Responsible AI, Digital Communications, Network Protocols, System Design and Implementation, Communication
Intermediate · Course · 1 - 4 Weeks

EDUCBA
Skills you'll gain: Hypertext Markup Language (HTML), Web Content Accessibility Guidelines, Semantic Web, Interactive Design, User Interface (UI), Usability, Web Design, Information Architecture
Mixed · Course · 1 - 4 Weeks

The Hong Kong University of Science and Technology
Skills you'll gain: Physics, Experimentation, Advanced Mathematics, electromagnetics, Informatics, Mechanics, Physical Science, Mathematical Modeling
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Storyboarding, Wireframing, Information Architecture, Figma (Design Software), User Story, User Experience Design, User Centered Design, Prototyping, User Interface (UI), Usability, Mockups, Persona (User Experience), User Flows
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Blockchain, Cryptography, Cybersecurity, Enterprise Application Management, Cyber Attacks, Emerging Technologies, Financial Trading, Digital Assets, Cyber Security Assessment, FinTech, Transaction Processing, Data Integrity
Beginner · Course · 1 - 3 Months

Skills you'll gain: Medical Privacy, Information Privacy, Health Insurance Portability And Accountability Act (HIPAA) Compliance, Personally Identifiable Information, Law, Regulation, and Compliance, Health Information Management, General Data Protection Regulation (GDPR), Regulatory Compliance, Health Care Procedure and Regulation
Mixed · Course · 1 - 4 Weeks

Imperial College London
Skills you'll gain: Research Design, Epidemiology, Data Collection, Biostatistics, Research Methodologies, Public Health and Disease Prevention, Regression Analysis, Statistical Analysis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Programmable Logic Controllers, Real-Time Operating Systems, Program Development, Human Machine Interfaces, Automation, System Monitoring, Simulations
Advanced · Course · 1 - 4 Weeks