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.

Universiteit Leiden
Skills you'll gain: Language Competency, Language Learning, Language Disorders, Anthropology, Multilingualism, English Language, Communication Disorders, Cultural Diversity, Oral Comprehension, Interviewing Skills, Vocabulary, Grammar, Cultural Sensitivity, Interpersonal Communications, Social Sciences, Sociology, Research Methodologies
Beginner · Course · 1 - 3 Months

Skills you'll gain: Operating System Administration, Package and Software Management, File Systems, Microsoft Windows, Linux, Operating Systems, OS Process Management, Linux Administration, Remote Access Systems, System Monitoring, Command-Line Interface, User Accounts, Systems Administration, Technical Support and Services, File Management, Software Installation, Virtualization
Beginner · Course · 1 - 3 Months

Skills you'll gain: Public Speaking, Advertising
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Extract, Transform, Load, Web Scraping, Database Design, SQL, IBM DB2, Database Management, Relational Databases, Data Architecture, Data Pipelines, Databases, Big Data, Data Storage Technologies, Unit Testing, Data Storage, Stored Procedure, Data Import/Export, SQL Server Integration Services (SSIS), Programming Principles, PostgreSQL, Python Programming
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: User Experience Design, User Experience, Persona (User Experience), Web Content Accessibility Guidelines, User Story, Usability, Design Thinking, User Research, Human Factors, Human Centered Design, Ideation, Competitive Analysis, Prototyping
Beginner · Course · 1 - 4 Weeks

University of California, Irvine
Skills you'll gain: Business Writing, Goal Setting, Negotiation, Time Management, Business Planning, Project Controls, Feasibility Studies, Entrepreneurship, Team Leadership, Business Correspondence, Financial Statement Analysis, Project Planning, Team Performance Management, Concision, Team Management, Editing, Team Building, Project Management, Communication, Performance Metric
Beginner · Specialization · 3 - 6 Months

University of California, Irvine
Skills you'll gain: Oral Comprehension, Vocabulary, Literacy, English Language, Language Competency, Grammar, Writing, Language Learning
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Cloud Infrastructure, Identity and Access Management, Kubernetes, Google Cloud Platform, Cloud Management, Prompt Engineering, Cloud Storage, Containerization, Infrastructure As A Service (IaaS), Cloud-Native Computing, Terraform, Cloud Applications, Cloud Computing Architecture, Cloud Services, Load Balancing, Application Deployment, Infrastructure as Code (IaC), Virtual Machines, Cloud Computing, Virtual Networking
Intermediate · Professional Certificate · 3 - 6 Months

Skills you'll gain: People Management, Leadership and Management, Team Performance Management, Team Management, Trustworthiness, Leadership, Interpersonal Communications, Team Building, Conflict Management, Performance Management, Team Leadership, Business Leadership, Active Listening, Team Motivation, Relationship Building, Honesty, Constructive Feedback, Empathy, Coaching, Organizational Strategy
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Local Area Networks, Dynamic Host Configuration Protocol (DHCP), System Configuration, Linux, Network Routers, Information Systems Security, Performance Tuning, Mac OS, Information Technology, Email Security, System Support, Android (Operating System), Data Maintenance, Network Security, File Systems, Multi-Factor Authentication, Scripting, Virtualization and Virtual Machines, Apple iOS, Hardware Troubleshooting
Beginner · Specialization · 3 - 6 Months

AI CERTs
Skills you'll gain: AI Personalization, AI Product Strategy, Customer Service, Customer Insights, Customer Analysis, AI Enablement, Customer Data Management, Customer experience strategy (CX), Customer and Client Support, Data Ethics, Customer Relationship Building, Customer Engagement, Customer Retention, Artificial Intelligence and Machine Learning (AI/ML), Customer Success Management, Generative AI Agents, Generative AI, Emerging Technologies
Beginner · Course · 1 - 3 Months

Skills you'll gain: AI Workflows, Tool Calling, OAuth, AI Orchestration, Middleware, Generative AI Agents, Interoperability, API Gateway, Agentic Workflows, Software Development Tools, LLM Application, Application Programming Interface (API), Agentic systems, Authentications, Real Time Data, Data Persistence, Context Management, Business Logic, Software Testing, Debugging
Intermediate · Course · 1 - 4 Weeks