Functional analysis courses can help you learn about normed spaces, Banach and Hilbert spaces, and linear operators. You can build skills in understanding convergence, continuity, and spectral theory, which are vital for various applications. Many courses introduce tools like MATLAB or Python for numerical analysis and simulations, allowing you to apply theoretical concepts to real-world problems in physics, engineering, and economics.

LearnQuest
Skills you'll gain: Sales Presentation, Regional Sales, Selling Techniques, Presentations, Sales Process, Influencing, Persuasive Communication, Intercultural Competence, Storytelling, Language Interpretation, Translation, and Studies, Behavioral Economics, Sales Pipelines, Collaborative Software, Collaboration, Customer Relationship Management (CRM) Software, Stakeholder Management, Strategic Communication, Cross-Functional Collaboration, Customer Engagement, AI literacy
Intermediate · Specialization · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Algebra, Graphing, Applied Mathematics, Mathematical Modeling, Trigonometry, Probability, Advanced Mathematics, Data Analysis, Probability & Statistics, Data Literacy, Statistical Analysis, Logical Reasoning, Probability Distribution, Mathematical Theory & Analysis, Descriptive Statistics, Arithmetic, Statistics, Engineering Calculations, Calculus, Analytical Skills
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: z/OS, Package and Software Management, Mainframe Computing, Mainframe Technologies, Patch Management, Software Configuration Management, Software Installation, File Transfer Protocol (FTP), Configuration Management, Problem Management, Debugging, Change Control, Dependency Analysis, Command-Line Interface
Intermediate · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Digital Transformation, Google Workspace, Google Cloud Platform, Business Transformation, Cloud Management, Collaborative Software, Cloud Applications, Cloud Development, Productivity Software, Leadership, Cloud Solutions, Cross-Functional Team Leadership, Cloud Infrastructure, Technology Strategies, Cloud Computing, Artificial Intelligence and Machine Learning (AI/ML), Cost Management, Application Development, Applied Machine Learning, Machine Learning
Beginner · Course · 1 - 3 Months

National Taiwan University
Skills you'll gain: Financial Statement Analysis, Cash Flows, Financial Accounting, Financial Analysis, Financial Statements, Financial Reporting, Equities, Balance Sheet, Technical Accounting, Investments, Trend Analysis, Consolidation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: SonarQube, Continuous Integration, Code Coverage, Code Review, Vulnerability, Security Testing, CI/CD, Secure Coding, Application Security, Continuous Delivery, Vulnerability Assessments, Software Quality Assurance, Maintainability, Vulnerability Management, Development Environment, Software Installation, Security Management, Data Integration, Quality Improvement, Analysis
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Dashboard Creation, Data Ethics, Predictive Modeling, No-Code Development, Model Deployment, Data Visualization, Data Presentation, Responsible AI, Data-Driven Decision-Making, Interactive Data Visualization, Advanced Analytics, Product Improvement, Business Intelligence, Artificial Intelligence and Machine Learning (AI/ML), Business Analytics, Data Cleansing, Data Preprocessing, Business Metrics, Predictive Analytics, Data Architecture
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Program Management, Stakeholder Management, Stakeholder Engagement, Stakeholder Analysis, Project Management, Agile Project Management, Project Management Software, Stakeholder Communications, Diagram Design, Agile Methodology
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Threat Detection, Cyber Threat Intelligence, Threat Management, Vulnerability Assessments, Incident Response, Vulnerability Scanning, Cyber Security Assessment, Penetration Testing, Vulnerability Management, Cybersecurity, Incident Management, Cyber Security Policies, Security Strategy, Risk Mitigation, Emergency Response, Network Analysis, Technical Writing
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: AI Workflows, AI Orchestration, OpenAI API, LLM Application, OpenAI, Agentic Workflows, Model Context Protocol, Generative AI Agents, Agentic systems, Decision Intelligence, Tool Calling, Prompt Engineering, Prompt Patterns, ChatGPT, AI Integrations, Artificial Intelligence, Application Programming Interface (API), Large Language Modeling, Python Programming, Development Environment
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Blockchain, Risk Management, Enterprise Risk Management (ERM), Risk Analysis, Risk Management Framework, Risk Mitigation, Governance Risk Management and Compliance, Legal Risk, Interoperability, IT Security Architecture, Cyber Risk, Information Technology Architecture, Network Architecture, Governance, Solution Architecture, Application Security, Software Architecture, Cryptography, Data Storage, Systems Architecture
Beginner · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Entrepreneurial Finance, Business Planning, Financial Statements, Growth Strategies, Business Ethics, Intellectual Property, Financial Modeling, Entrepreneurship, Income Statement, Engineering Management, Legal Risk, Business Strategies, Organizational Development, Cash Flows, Regulation and Legal Compliance, Fundraising and Crowdsourcing, Risk Analysis, Business Valuation, Financial Planning, Engineering
Build toward a degree
Beginner · Course · 1 - 3 Months