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 California, Davis
Skills you'll gain: Threat Modeling, Open Web Application Security Project (OWASP), Secure Coding, Cryptography, Authentications, Exploit development, Encryption, Penetration Testing, Security Strategy, Security Testing, Data Security, Application Security, Exploitation techniques, Software Design, C and C++, Linux Administration, System Design and Implementation, Java, Programming Principles, Cybersecurity
★ 4.5 (617) · Intermediate · Specialization · 3 - 6 Months

University of California, Irvine
Skills you'll gain: Accounting, Financial Accounting, Financial Statements, Accounting Records, General Accounting, Bookkeeping, Balancing (Ledger/Billing), Ledgers (Accounting), Financial Statement Analysis, Standard Accounting Practices, General Ledger, Financial Reporting, Balance Sheet, Income Statement, Business Ethics, Ethical Standards And Conduct, Excel Formulas, Transaction Processing, Microsoft Excel
★ 4.8 (557) · Beginner · Course · 1 - 4 Weeks

Amazon Web Services
Skills you'll gain: Amazon Web Services, IT Security Architecture, Cloud Computing Architecture, Software Architecture, AWS Identity and Access Management (IAM), Solution Architecture, AWS CloudFormation, Amazon Elastic Compute Cloud, Cloud Deployment, Amazon S3, Cloud Security, Enterprise Architecture, Network Planning And Design, Infrastructure Architecture, Cloud Solutions, Serverless Computing, Amazon DynamoDB, Network Architecture, Scalability, Cloud Storage
★ 4.7 (262) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Backlogs, Quality Management, Project Closure, Cost Management, Project Planning, Scope Management, Team Management, Project Scoping, Management Training And Development, Agile Project Management, Budget Management, Project Risk Management, Milestones (Project Management), Product Roadmaps, Sprint Retrospectives, Resource Management, Project Management Life Cycle, Performance Reporting, Change Management, Project Management
★ 4.7 (370) · Beginner · Professional Certificate · 3 - 6 Months

University of Michigan
Skills you'll gain: Wireframing, Web Content Accessibility Guidelines, Responsive Web Design, HTML and CSS, Browser Compatibility, Web Design, Web Design and Development, Front-End Web Development, Verification And Validation, Cascading Style Sheets (CSS), Web Development, Mockups, Hypertext Markup Language (HTML), Development Testing, Application Frameworks, Code Review, Web Frameworks, Web Development Tools, Javascript
★ 4.8 (1.8K) · Beginner · Course · 1 - 3 Months

Skills you'll gain: iOS Development, Mobile Development, Apple iOS, Apple Xcode, Swift Programming, Objective-C (Programming Language), User Interface (UI), Mobile Development Tools, Application Development, UI Components, Application Programming Interface (API), Knowledge of Apple Software, Development Environment, Integrated Development Environments, Storyboarding
★ 4.6 (1K) · Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Vocabulary, Critical Thinking, Deductive Reasoning, Problem Solving, Grammar, Language Competency, English Language, Literacy, Analytical Skills, Verbal Communication Skills, Analysis, Complex Problem Solving, Communication, Language Learning, Time Management
Beginner · Course · 1 - 3 Months

Skills you'll gain: Digital Forensics, Incident Response, Penetration Testing, Computer Security Incident Management, Cybersecurity, Threat Detection, Cyber Security Assessment, Vulnerability Assessments, Security Awareness, Malware Protection, AI Security, Exploitation techniques, Network Security
★ 4.8 (1.6K) · Intermediate · Course · 1 - 3 Months

University of Pennsylvania
Skills you'll gain: Oral and Dental Care, Oral Health, Oral Cancer Screening, Dental Care, Dentistry, Cardiology, Pain Management, General Medicine, Endocrinology, Dental Procedures, Oncology, Chronic Diseases, Hematology, Patient Treatment, Anesthesiology
★ 4.9 (826) · Intermediate · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Data Encryption Standard, Public Key Infrastructure, Cryptography, Brute-force attacks, Key Management, Advanced Encryption Standard (AES), Cryptographic Protocols, Encryption, Data Integrity, Cybersecurity, Computer Security, Information Assurance, Authentications, Data Security, Theoretical Computer Science, Threat Modeling, Communication Systems, Algorithms, Digital Communications
★ 4.6 (923) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Training and Development, Training Programs, Employee Performance Management, Employee Relations, Performance Management, Talent Acquisition, Human Resources, Human Resources Information System (HRIS), Applicant Tracking Systems, Full Cycle Recruitment, Employee Onboarding, Compensation Management, Performance Appraisal, Compensation and Benefits, Recruitment Strategies, Human Resource Strategy, Human Resource Policies, Human Resources Management and Planning, Employee Surveys, Enterprise Risk Management (ERM)
★ 5 (23) · Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Responsible AI, Prompt Engineering, Generative AI, Agentic Workflows, AI Workflows, Generative AI Agents, AI Orchestration, Retrieval-Augmented Generation, Generative Model Architectures, Microsoft Azure, Agentic systems, Artificial Intelligence and Machine Learning (AI/ML), AI Security, LLM Application, Application Deployment, ChatGPT, Artificial Intelligence, Artificial Neural Networks, Deep Learning, Machine Learning
★ 3.7 (54) · Intermediate · Specialization · 3 - 6 Months