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.

University of Colorado Boulder
Skills you'll gain: Control Systems, Basic Electrical Systems, Electrical Systems, Power Electronics, Three-Phase, Torque (Physics), Electrical Equipment, Embedded Software, Electronics, Electrical Wiring, Electronic Hardware, Design Specifications, System Requirements, Laboratory Experience, Electronic Components
Build toward a degree
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: LinkedIn, Professional Networking, Applicant Tracking Systems, Social Media, Editing, Job Analysis
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Generative AI, Large Language Modeling, Natural Language Processing, Model Evaluation, Reinforcement Learning, Machine Learning
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Apache Hadoop, Apache Spark, PySpark, Apache Hive, Big Data, IBM Cloud, Kubernetes, Docker (Software), Scalability, Data Processing, Development Environment, Distributed Computing, Performance Tuning, Data Transformation, Debugging
Intermediate · Course · 1 - 3 Months

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, Vulnerability Assessments, Data Security, Application Security, Exploitation techniques, Security Controls, Software Design, Verification And Validation, Java, Code Review, Programming Principles, Debugging, Cybersecurity
Intermediate · Specialization · 3 - 6 Months

University of Illinois Urbana-Champaign
Skills you'll gain: Text Mining, Data Mining, Unstructured Data, Statistical Analysis, Natural Language Processing, Predictive Analytics, Analytics, Data Analysis, Statistical Methods, Unsupervised Learning, Probability & Statistics, Logistic Regression, Classification Algorithms
Mixed · Course · 1 - 3 Months

University of California, Irvine
Skills you'll gain: Accounting, Financial Accounting, General Accounting, Bookkeeping, Accounting Records, Financial Statements, Ledgers (Accounting), Income Statement, Balance Sheet, Business Ethics, Microsoft Excel, Business
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Document Management, Intranet, Collaborative Software, Microsoft 365, Team Management, Content Management Systems, Newsletters, File Management
Beginner · Guided Project · Less Than 2 Hours

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

MathWorks
Skills you'll gain: Data Storytelling, Model Evaluation, Feature Engineering, Supervised Learning, Dimensionality Reduction, Data Visualization, Data Integration, Data Preprocessing, Interactive Data Visualization, Exploratory Data Analysis, Data Import/Export, Classification Algorithms, Technical Communication, Data Analysis, Plot (Graphics), Applied Machine Learning, Data Visualization Software, Matlab, Regression Analysis, Data Science
Beginner · Specialization · 3 - 6 Months

Universidad Nacional Autónoma de México
Skills you'll gain: Music Theory, Music, Post-Production, Open Source Technology, Media Production, Musical Composition, Music History, Aesthetics, Collaborative Software, Data Sharing, Instrumental Music, Creativity, Digital Publishing, Software Installation, Editing, Content Creation, Computer Programming Tools
Beginner · Specialization · 1 - 3 Months

Duke University
Skills you'll gain: Object Oriented Programming (OOP), Java, Java Programming, Software Engineering, Programming Principles, Computer Programming, Software Design, Predictive Modeling, Algorithms, Data Structures, Performance Testing, File I/O, Debugging, Application Programming Interface (API)
Beginner · Course · 1 - 3 Months