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.

Rice University
Skills you'll gain: Diversity Equity and Inclusion Initiatives, Diversity Programs, Diversity and Inclusion, Diversity Awareness, Demography, Workplace inclusivity, Organizational Development, Cultural Diversity, Organizational Effectiveness, Organizational Strategy, Human Resource Strategy
★ 4.8 (210) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Penetration Testing, Vulnerability Scanning, Cyber Security Assessment, Vulnerability Assessments, MITRE ATT&CK Framework, Security Testing, Payment Card Industry (PCI) Data Security Standards, NIST 800-53, Network Analysis, General Data Protection Regulation (GDPR), Cloud Computing
★ 4.8 (9) · Intermediate · Course · 1 - 4 Weeks

Whizlabs
Skills you'll gain: Virtual Networking, Microsoft Azure, Network Troubleshooting, Virtual Private Networks (VPN), Network Architecture, Load Balancing, Network Administration, Virtual Machines, Security Controls, Network Security, Network Monitoring, Scalability, Hybrid Cloud Computing, Distributed Denial-Of-Service (DDoS) Attacks
★ 4.1 (22) · Intermediate · Course · 1 - 4 Weeks

Emory University
Skills you'll gain: Laboratory Testing, Specimen Processing, Epidemiology, Infection Control, Laboratory Procedures, Public Health, Infectious Diseases, Public Health and Disease Prevention, Healthcare Ethics, Bloodborne Pathogens, Emergency Response, Health Policy, Patient Evaluation, Health Systems, Medical Science and Research, International Relations, Public Safety and National Security, Diagnostic Tests, Direct Patient Care, Personal protective equipment
★ 4.7 (222) · Mixed · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Spring Framework, Object-Relational Mapping, Transaction Processing, Data Persistence, Spring Boot, Database Management, Database Systems, Data Access, Restful API, Web Services, Data Management
★ 3.9 (47) · Intermediate · Course · 1 - 4 Weeks

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Sanitation, Environmental Engineering, Water Sustainability, Pump Stations, Sustainable Engineering, Process Engineering, Sustainable Technologies, Sustainable Systems, Engineering Design Process, Plant Operations and Management, Environment and Resource Management, Public Health, Data Collection, Research, Case Studies
★ 4.8 (682) · Intermediate · Course · 1 - 3 Months
Skills you'll gain: Oral Expression, LLM Application, Follow Through, AI literacy, Planning, Google Gemini, Professionalism
★ 4.7 (59) · Beginner · Course · 1 - 3 Months

Packt
Skills you'll gain: Assertiveness, Empowerment, Oral Expression, Professional Development, Workplace Bullying Intervention, Verbal Communication Skills, Communication, Tactfulness, Communication Strategies, Leadership, Leadership Development, De-escalation Techniques, Rapport Building, Conflict Management, Empathy, Behavioral Management
★ 4.7 (33) · Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Virtual Private Networks (VPN), Linux Administration, Public Key Infrastructure, Linux, Linux Servers, Intrusion Detection and Prevention, Firewall, Remote Access Systems, Operating System Administration, Linux Commands, Authentications, Authorization (Computing), Network Security, Hardening, Security Controls, Infrastructure Security, Identity and Access Management, System Monitoring, Cybersecurity, Information Technology
★ 4.5 (112) · Beginner · Course · 1 - 4 Weeks

Simplilearn
Skills you'll gain: Data Visualization, Microsoft Excel, Interactive Data Visualization, Excel Formulas, Pivot Tables And Charts, Dashboard Creation, Dashboard, Excel Macros, Statistical Methods, Spreadsheet Software, Data Analysis, Analytics, Data Wrangling, Data Preprocessing, Regression Analysis, Analytical Skills, Descriptive Statistics
★ 4.3 (42) · Beginner · Course · 1 - 4 Weeks

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
★ 4.9 (17) · Intermediate · Course · 1 - 4 Weeks

Vanderbilt University
Skills you'll gain: Generative AI Agents, Java, Java Programming, Agentic systems, Agentic Workflows, AI Workflows, Generative AI, LLM Application, Tool Calling, OpenAI API, Application Development, Prompt Engineering, Large Language Modeling, Memory Management
★ 4.2 (25) · Beginner · Course · 1 - 3 Months