English speaking courses can help you learn pronunciation, vocabulary expansion, conversational skills, and effective storytelling techniques. You can build confidence in public speaking, improve your listening skills, and practice everyday dialogues in various contexts. Many courses introduce tools like language apps and online platforms for practicing with native speakers, enhancing your ability to communicate clearly and effectively in both casual and professional settings.

University of Colorado System
Skills you'll gain: Data Encryption Standard, Public Key Infrastructure, Cryptography, Public Key Cryptography Standards (PKCS), Brute-force attacks, Key Management, Advanced Encryption Standard (AES), Encryption, Data Integrity, Information Systems Security, Cybersecurity, Authentications, Information Assurance, Data Security, Theoretical Computer Science, Computational Logic, Algorithms
Intermediate · Specialization · 3 - 6 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Mergers & Acquisitions, Financial Analysis, Financial Statement Analysis, Finance, Financial Modeling, Return On Investment, Investment Management, Capital Budgeting, Cash Management, Corporate Finance, Business Valuation, Cash Flow Forecasting, Working Capital, Performance Measurement, Risk Analysis
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Royal Holloway, University of London
Skills you'll gain: Computer Security Incident Management, Linux, Network Security, Cyber Governance, IT Security Architecture, OSI Models, Incident Management, Incident Response, Security Management, Linux Commands, TCP/IP, Computer Systems, Threat Modeling, Command-Line Interface, Network Protocols, Computer Networking, Cybersecurity, Human Factors (Security), Cyber Threat Intelligence, Cyber Attacks
Beginner · Specialization · 3 - 6 Months

Starweaver
Skills you'll gain: Customer experience strategy (CX), Service Design, Change Management, Hospitality Management, Social Media Marketing, Process Mapping, Key Performance Indicators (KPIs), Hospitality Services, Social Media, Design Thinking, Brand Marketing, Service Management, Customer experience improvement, Digital Marketing, Design, Social Media Management, Prototyping, Content Marketing, Leadership, Search Engine Optimization
Intermediate · Specialization · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Public Health, Mental Health Diseases and Disorders, Epidemiology, Mental Health, Social Determinants Of Health, Health Disparities, Maternal Health, Health Policy, Research Methodologies, Cultural Diversity
Beginner · Course · 1 - 3 Months

University of California, Irvine
Skills you'll gain: Go (Programming Language), Algorithms, System Programming, Operating Systems, Computer Architecture
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: LangChain, Tool Calling, LLM Application, AI Workflows, Agentic systems, Generative AI Agents, Artificial Intelligence and Machine Learning (AI/ML), Application Development, Software Development
Intermediate · Course · 1 - 4 Weeks

Intel
Skills you'll gain: AI Enablement, Artificial Intelligence, AI Product Strategy, Business Technologies, Complex Problem Solving, Digital Transformation, Technology Strategies, Case Studies, Business Intelligence, Company, Product, and Service Knowledge, Customer experience strategy (CX), Customer Insights, Discussion Facilitation, Emerging Technologies, Responsible AI, Customer Analysis, Machine Learning, B2B Sales, Computer Hardware, Data Analysis
Beginner · Specialization · 1 - 4 Weeks

Macquarie University
Skills you'll gain: Time Series Analysis and Forecasting, Forecasting, Model Evaluation, Regression Analysis, Microsoft Excel, Excel Formulas, Trend Analysis, Case Studies, Business Mathematics, Business Metrics, Predictive Modeling, Data Presentation, Statistical Visualization, Graphing, Business Economics, Statistical Modeling, Business Analytics, Decision Making, Process Optimization, Statistical Analysis
Intermediate · Specialization · 3 - 6 Months

Codio
Skills you'll gain: Algorithms, C++ (Programming Language), Data Structures, Computer Programming, Computational Thinking, Technical Design
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Eclipse (Software), Java Programming, Object Oriented Programming (OOP), Java, Object Oriented Design, Integrated Development Environments, Development Environment, Computer Programming, Debugging, Virtual Machines, Algorithms
Beginner · Course · 1 - 4 Weeks

Meta
Skills you'll gain: Django (Web Framework), Data Modeling, Web Servers, Web Development, Web Applications, Back-End Web Development, Application Security, Database Design, MySQL, Object-Relational Mapping, Model View Controller, Databases, Hypertext Markup Language (HTML), Virtual Environment
Beginner · Course · 1 - 3 Months