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: Photo Editing, Photography, Adobe Photoshop, Photo/Video Production and Technology, Image Quality, Color Theory
Beginner · Course · 1 - 4 Weeks

ESSEC Business School
Skills you'll gain: Revenue Management, Hospitality Management, Competitive Analysis, Digital Marketing, Data-Driven Decision-Making, Stakeholder Communications, Forecasting, Budgeting, Demand Generation, Hotel Operations, Asset Management, Hospitality, Marketing, Financial Forecasting, Strategic Marketing, Target Market, Financial Analysis, Strategic Planning, Marketing Channel, Business Modeling
Beginner · Specialization · 3 - 6 Months

University of Pittsburgh
Skills you'll gain: Probability Distribution, Data Science, Probability & Statistics, Predictive Analytics, Probability, Statistical Modeling, Data Analysis, Regression Analysis, Logistic Regression, Statistical Analysis, Statistical Methods, Statistical Machine Learning, Bayesian Statistics, Statistical Inference, Feature Engineering, Applied Mathematics, Python Programming, Machine Learning, Algorithms
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Debugging, Software Testing, Program Development, Simulations, Computer Programming, Algorithms, Development Environment, C (Programming Language), Command-Line Interface
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: SolidWorks (CAD), Assembly Drawing, 3D Modeling, Computer-Aided Design, Drafting and Engineering Design, Mechanical Design, Design Specifications, Functional Design, Simulation and Simulation Software, Visualization (Computer Graphics), Equipment Design, Geometric Dimensioning And Tolerancing, Functional Requirement
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Financial Trading, Market Trend
Beginner · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Audit Planning, Internal Auditing, Audit Working Papers, Stakeholder Communications, Auditing, Internal Controls, Auditors Report, Compliance Auditing, Governance Risk Management and Compliance, Data Storytelling, Internal Communications, Stakeholder Management, Strategic Communication, Risk Analysis, Report Writing, Business Ethics, Enterprise Risk Management (ERM), Risk Management, Benchmarking, Fraud detection
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: IT Automation, IT Infrastructure, Amazon Web Services, Cloud Deployment, System Configuration, Security Controls
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: GitHub, Git (Version Control System), Open Source Technology, Version Control, Software Development Tools, File Management, Collaborative Software, System Configuration, Software Documentation
Beginner · Course · 3 - 6 Months

Skills you'll gain: OSI Models, Network Security, Security Controls, Wireless Networks, Network Protocols, Firewall, Network Administration, TCP/IP, Telecommunications, Proxy Servers, Distributed Denial-Of-Service (DDoS) Attacks, Network Infrastructure, Intrusion Detection and Prevention, Remote Access Systems, Authentications
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Network Security, Intrusion Detection and Prevention, Command-Line Interface, Cybersecurity, Information Systems Security, Local Area Networks, Firewall, Windows PowerShell, Hardening, Threat Detection, Linux, Penetration Testing, Network Architecture, Wireless Networks, Vulnerability Assessments, System Configuration, IT Automation, Encryption, Network Analysis, Public Key Infrastructure
Intermediate · Course · 1 - 4 Weeks

Macquarie University
Skills you'll gain: Conflict Management, Negotiation, Intercultural Competence, Stakeholder Management, Leadership, Leadership and Management, Organizational Leadership, Emotional Intelligence, Cultural Diversity, Self-Awareness, Communication
Beginner · Course · 1 - 3 Months