English pronunciation courses can help you learn vowel and consonant sounds, intonation patterns, and stress placement. You can build skills in clear speech, effective listening, and accent reduction techniques. Many courses introduce tools like phonetic charts and pronunciation apps, which assist in practicing sounds and tracking progress.

Rice University
Skills you'll gain: Resourcefulness, Mental Concentration, Quick Learning, Exercise Science
Beginner · Course · 1 - 4 Weeks
Johns Hopkins University
Skills you'll gain: Shiny (R Package), Rmarkdown, Exploratory Data Analysis, Regression Analysis, Version Control, Statistical Analysis, R Programming, Data Manipulation, Data Cleansing, Data Science, Statistical Inference, Predictive Modeling, Statistical Hypothesis Testing, Data Wrangling, Machine Learning Algorithms, Plotly, Plot (Graphics), Interactive Data Visualization, Machine Learning, GitHub
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Application Performance Management, Distributed Denial-Of-Service (DDoS) Attacks, Google Cloud Platform, Cloud Infrastructure, Load Balancing, System Monitoring, Prompt Engineering, Kubernetes, Network Performance Management, Network Monitoring, Firewall, Cloud Computing Architecture, Containerization, Network Architecture, Network Security, Cloud Storage, Cloud Services, Network Routing, Virtual Private Networks (VPN), Network Troubleshooting
Intermediate · Professional Certificate · 3 - 6 Months

Amazon Web Services
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Scientific Visualization, Data Storytelling, Heat Maps, Data Mapping
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Cryptography, Encryption, Secure Coding, File Management, Python Programming, Mathematical Software, Programming Principles, Scripting, Algorithms, Debugging, Data Structures, User Interface (UI), UI Components, Application Development
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Application Programming Interface (API), Analysis, Decision Making
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: LLM Application, OpenAI, Generative AI Agents, Agentic systems, Tool Calling, Prompt Engineering, ChatGPT, Artificial Intelligence, Application Programming Interface (API), User Interface (UI), Large Language Modeling, Python Programming, Development Environment, Application Deployment, JSON, Debugging
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Agile Methodology, User Story, Agile Software Development, Business Analysis, Sprint Retrospectives, Agile Project Management, Agile Product Development, Team Building, Process Design, Scrum (Software Development), Risk Management, Business Requirements, User Acceptance Testing (UAT), Business Valuation, Requirements Analysis, Project Management, Prioritization
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Regression Analysis, Matplotlib, Feature Engineering, Time Series Analysis and Forecasting, Jupyter, Image Analysis, Scikit Learn (Machine Learning Library), Applied Machine Learning, Tensorflow, Data Visualization, Machine Learning Algorithms, Amazon Web Services, Python Programming, Cloud Applications, Data Transformation, Predictive Modeling, Data Processing, Health Informatics, Machine Learning, Artificial Intelligence and Machine Learning (AI/ML)
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: 3D Assets, 3D Modeling, Computer Graphics, Animation and Game Design, Video Game Development, Visualization (Computer Graphics), Graphical Tools, Design Software, Computer Graphic Techniques, User Interface (UI), Data Import/Export, Graphics Software, File Management
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Human Capital, Human Resources, Employee Performance Management, Performance Management, Human Resource Strategy, Human Resources Management and Planning, Talent Management, Workforce Planning, Talent Acquisition, Performance Appraisal, Talent Recruitment, Workforce Development, Labor Relations, Compensation and Benefits, Organizational Strategy, Succession Planning, Workforce Management, Employee Retention, Case Studies, Corporate Strategy
Beginner · Specialization · 1 - 3 Months