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.

Duke University
Skills you'll gain: Data Visualization Software, PySpark, Data Visualization, Data Storytelling, Statistical Visualization, Site Reliability Engineering, Docker (Software), Databricks, Containerization, Interactive Data Visualization, Plot (Graphics), Plotly, Data Pipelines, Matplotlib, Kubernetes, Apache Spark, Apache Hadoop, Big Data, Data Science, Python Programming
Intermediate · Specialization · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Probability, Statistical Hypothesis Testing, Statistical Inference, Probability & Statistics, Probability Distribution, Statistical Methods, Statistics, Bayesian Statistics, Data Literacy, Sampling (Statistics), Applied Mathematics, Data Ethics, Data Analysis, Statistical Analysis, Quantitative Research, Data Science, Theoretical Computer Science, Sample Size Determination, Artificial Intelligence
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

University of Amsterdam
Skills you'll gain: Ethical Standards And Conduct, Media and Communications, Business Ethics, Research, Governance, Journalism, Data Ethics, Advertising, Case Studies
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Make.com, Email Automation, DeepSeek API, Deepseek, Workflow Management, AI Workflows, No-Code Development, Operational Efficiency, Agentic Workflows, AI Enablement, Large Language Modeling, Retrieval-Augmented Generation, Automation, Generative AI, Application Programming Interface (API), Embeddings, Model Deployment, Natural Language Processing, Prompt Engineering, Debugging
Intermediate · Specialization · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Artificial Neural Networks, Image Analysis, Event-Driven Programming, Scalability, Deep Learning, C and C++, Performance Tuning, Convolutional Neural Networks, Data-oriented programming, C++ (Programming Language), Digital Signal Processing, Linear Algebra, Distributed Computing, Computer Graphics, System Programming, Mathematical Software, Numerical Analysis, Programming Principles, Computer Architecture, Machine Learning
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Microsoft Power Platform, Microsoft Power Automate/Flow, Power BI, Dashboard, No-Code Development, Data Visualization, Power Apps Component Framework, Business Intelligence, Business Process Automation, Application Development, Data Integration, Performance Analysis, Application Design, Automation, Data Security, Business Process, Computing Platforms, Microsoft Teams, Data Analysis Software, Data Modeling
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Routing Protocols, TCP/IP, Network Troubleshooting, OSI Models, Network Switches, Data Centers, Virtual Local Area Network (VLAN), Network Protocols, Network Security, Network Routing, Computer Networking, Virtual Machines, Network Monitoring, Wide Area Networks, Virtualization, Wireless Networks, Firewall, Network Model, Networking Hardware, Local Area Networks
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Data Warehousing, Extract, Transform, Load, Star Schema, IBM DB2, Data Modeling, Snowflake Schema, PostgreSQL, Database Design, Data Architecture, Data Mart, Database Systems, Data Lakes, Data Validation, Data Integration, SQL, Data Cleansing, Query Languages, Data Quality
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Data Analysis, Applied Mathematics, Mathematical Modeling, Graphing, Trigonometry, R (Software), Analytical Skills, General Mathematics, Statistics, Algebra, Systems Of Measurement, Correlation Analysis, Regression Analysis, Calculus, Geometry
Beginner · Specialization · 3 - 6 Months

University of Geneva
Skills you'll gain: Investment Management, Performance Measurement, Portfolio Management, Asset Management, Environmental Social And Corporate Governance (ESG), Performance Analysis, FinTech, Return On Investment, Finance, Financial Market, Risk Management, Benchmarking, Equities, Corporate Sustainability
Mixed · Course · 1 - 4 Weeks

University of London
Skills you'll gain: C++ (Programming Language), Object Oriented Programming (OOP), C and C++, Object Oriented Design, File I/O, Programming Principles, Data Structures, Data Modeling
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Adobe
Skills you'll gain: Photo Editing, Adobe Photoshop, Photography, Generative AI, File Management, Image Quality, Graphic and Visual Design, Creative Design, Storyboarding, Graphic Design, Editing, Creativity
Mixed · Course · 1 - 4 Weeks