Language courses can help you learn grammar, vocabulary development, pronunciation techniques, and conversational skills. You can build skills in writing clearly, understanding cultural nuances, and using language for specific purposes like business or travel. Many courses introduce tools such as language learning apps, online dictionaries, and pronunciation software, which enhance your ability to practice and apply what you've learned in everyday situations.

Duke University
Skills you'll gain: LLM Application, Model Deployment, Real Time Data, Large Language Modeling, Application Deployment, System Monitoring, Generative AI, Open Source Technology, Cross Platform Development, Application Programming Interface (API), Machine Learning
★ 2.7 (7) · Beginner · Guided Project · Less Than 2 Hours

Universidad Austral
Skills you'll gain: Web Scraping, Data Integration, Data Processing, Data Preprocessing, Data Cleansing, Data Manipulation, Natural Language Processing, Jupyter, Pandas (Python Package), Hypertext Markup Language (HTML), JavaScript Frameworks, Data Collection
★ 4.3 (15) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Blockchain, Frontend Integration, Transaction Processing, Event-Driven Programming, Front-End Web Development, JavaScript Frameworks, Event Monitoring, Development Environment, Web Development, Web Applications, Program Development, Secure Coding, Web Development Tools, React.js, Emerging Technologies, Application Development, Javascript
★ 4.8 (78) · Intermediate · Course · 1 - 4 Weeks

Universidad Austral
Skills you'll gain: Natural Language Processing, Machine Learning Algorithms, Artificial Neural Networks, Machine Learning Methods, Tensorflow, Applied Machine Learning, Deep Learning, Model Training, Scikit Learn (Machine Learning Library), Python Programming, Jupyter, Machine Learning, Algorithms, Network Architecture
★ 3.7 (10) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Unit Testing, Test Driven Development (TDD), Test Case, Program Development, Test Script Development, Development Testing, Software Testing, Java Programming, Java, Software Engineering
★ 4.1 (21) · Beginner · Guided Project · Less Than 2 Hours

LearnQuest
Skills you'll gain: Software Development Life Cycle, CI/CD, Cloud-Native Computing, Software Development Methodologies, Jenkins, Continuous Integration, Agile Methodology, Software Development, Agile Project Management, Cloud Development, Continuous Delivery, Agile Software Development, Cloud Computing Architecture, Continuous Deployment, Cloud Applications, Scrum (Software Development), Computer Programming, Kubernetes
★ 4.9 (8) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: R Programming, R (Software), Data Visualization, Statistical Programming, Time Series Analysis and Forecasting, Interactive Data Visualization, Data-Driven Decision-Making, Trend Analysis, Rmarkdown, Data Processing, Data Analysis, Predictive Modeling, Data Cleansing, Data Manipulation, Exploratory Data Analysis, Predictive Analytics, Revenue Management, Forecasting, Business Strategy, Machine Learning
★ 4.9 (12) · Intermediate · Guided Project · Less Than 2 Hours
École Polytechnique Fédérale de Lausanne
Skills you'll gain: Scala Programming, Functional Design, Programming Principles, Event-Driven Programming, Software Design Patterns, Data Structures, Simulations
★ 4.6 (11) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Restful API, API Testing, Application Programming Interface (API), Authentications, Test Script Development, Test Automation, JSON, Security Testing, Java Programming, Scenario Testing, Java, Test Tools, Test Case, Build Tools, Authorization (Computing), Development Environment, Data Validation, Verification And Validation, Back-End Web Development
★ 4.9 (47) · Beginner · Specialization · 1 - 3 Months

EDUCBA
Skills you'll gain: Model View Controller, Java Platform Enterprise Edition (J2EE), Back-End Web Development, Server Side, Data Access, Apache Tomcat, Application Servers, Java Programming, Relational Databases, Databases, Java, Web Servers, SQL, Authentications, Web Applications, Secure Coding, Software Design Patterns, Data Persistence
★ 4.7 (28) · Intermediate · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Microsoft Power Platform, No-Code Development, Generative AI Agents, Microsoft Teams, Performance Analysis, Customer Engagement, Natural Language Processing, Application Deployment
★ 4.8 (6) · Beginner · Course · 1 - 4 Weeks

The University of Sydney
Skills you'll gain: Writing and Editing, Writing, Editing, Discussion Facilitation, Cooperation, Professionalism, Teamwork, Public Speaking, Verbal Communication Skills, Communication Strategies, Research, English Language, Communication, Higher Education, Persuasive Communication, Planning, Critical Thinking
Beginner · Course · 1 - 3 Months