Queuing theory courses can help you learn about arrival processes, service mechanisms, and system performance metrics. You can build skills in analyzing queue behavior, optimizing resource allocation, and forecasting wait times. Many courses introduce tools like simulation software and statistical analysis programs, which help you apply these concepts to real-world situations such as traffic flow management, telecommunications, and customer service optimization.

Interactive Brokers
Skills you'll gain: Business Economics, Economics, Economic Development, Gross Profit, Fiscal Management, Financial Policy, Corporate Finance, Financial Statements, Financial Market, Supply And Demand, Banking, Market Dynamics, Forecasting
Beginner · Course · 1 - 4 Weeks

Whizlabs
Skills you'll gain: Role-Based Access Control (RBAC), Azure Active Directory, Authentications, Identity and Access Management, User Provisioning, Microsoft Azure, Multi-Factor Authentication, Authorization (Computing), Single Sign-On (SSO), User Accounts, Security Controls, Proxy Servers
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Structures, Java Programming, Java, Theoretical Computer Science, Programming Principles, Algorithms, Object-Relational Mapping, Computer Programming Tools
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Browser Compatibility, Responsive Web Design, UI Components, HTML and CSS, Hypertext Markup Language (HTML), Color Theory, Web Design, Web Content Accessibility Guidelines, Extensible Markup Language (XML), Cascading Style Sheets (CSS), Semantic Web, Verification And Validation, Interactive Design, User Interface (UI), Typography, Web Design and Development, Web Development Tools, Usability, Web Development, Interaction Design
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Cucumber (Software), Behavior-Driven Development, Selenium (Software), Gherkin (Scripting Language), Test Automation, JUnit, Software Testing, Apache Maven, Test Data, Test Case, Scenario Testing, User Story, Java, Maintainability
Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Mathematical Modeling, Advanced Mathematics, Mathematical Theory & Analysis, Applied Mathematics, Algebra, Arithmetic, Graphing, Engineering Calculations
Beginner · Course · 1 - 4 Weeks

Universidad de los Andes
Skills you'll gain: NoSQL, MongoDB, Distributed Computing, Database Systems, Scalability, Big Data, Databases, Database Design, Software Architecture, Systems Architecture, Data Storage Technologies, Data Modeling, Relational Databases, Unstructured Data, Graph Theory
Beginner · Course · 1 - 4 Weeks

University of Alberta
Skills you'll gain: Virtual Teams, Recognizing Others, Conflict Management, Emotional Intelligence, Empathy & Emotional Intelligence, Collaboration, Occupational Health, Teamwork, Stress Management, Employee Engagement, Mental Health, Occupational Safety and Health Administration (OSHA), Crisis Management, Workplace inclusivity, Occupational Safety And Health, Human Resource Policies, Self-Awareness, Resilience, Communication, Leadership and Management
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Creative Thinking, Information Management, Content Management, Knowledge Transfer, Digital Publishing, Curiosity, Creative Problem-Solving, Information Architecture, File Management, Systems Thinking, Critical Thinking, Productivity Software, Responsible AI, Organizational Skills, Productivity, Writing and Editing, Collaboration, Development Environment
Beginner · Course · 1 - 3 Months

Skills you'll gain: Process Mapping, Six Sigma Methodology, Lean Six Sigma, Quality Improvement, Quality Management, Process Analysis, Process Improvement, Data-Driven Decision-Making, Business Process, Continuous Improvement Process, Team Oriented, Statistical Process Controls, Pareto Chart, Statistics, Statistical Methods, Root Cause Analysis
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Canva (Software), Logo Design, Marketing Materials, Marketing Strategy and Techniques, Graphic Design, Branding, Color Theory, Product Design
Intermediate · Guided Project · Less Than 2 Hours

Johns Hopkins University
Skills you'll gain: Social Network Analysis, Network Analysis, Data Analysis, Analytical Skills, Statistical Analysis, Behavioral Economics, Research, Data Collection, Sociology, Data Transformation, Persuasive Communication, Application Programming Interface (API), Media and Communications, Scripting, Psychology
Intermediate · Course · 1 - 3 Months