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.

DeepLearning.AI
Skills you'll gain: LLM Application, Prompt Engineering, Penetration Testing, Vulnerability Assessments, Security Testing, Large Language Modeling, Vulnerability Management, Risking, AI Security, Application Security
★ 4.8 (62) · Beginner · Project · Less Than 2 Hours

University of Colorado Boulder
Skills you'll gain: Object Oriented Design, Object Oriented Programming (OOP), Unified Modeling Language, JUnit, Software Testing, Java, Java Programming, Unit Testing, Software Design, Software Development, Test Driven Development (TDD), Diagram Design
★ 4.1 (15) · Intermediate · Course · 1 - 3 Months

Fundação Lemann
Skills you'll gain: Programming Principles, Digital pedagogy, Education Software and Technology, Learning Management Systems, Computer Programming, Computational Logic, Computational Thinking, User Accounts
★ 4.7 (125) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Amazon S3, Amazon Web Services, Cloud Hosting, Version Control, Software Versioning, Web Language, Application Deployment, Cloud Storage, Web Applications, Web Design and Development, Cloud Deployment, Serverless Computing, Public Cloud, Web Presence
★ 4.5 (84) · Beginner · Guided Project · Less Than 2 Hours

Vanderbilt University
Skills you'll gain: Android Development, Software Testing, Mobile Development, Java, Development Testing, Unit Testing, Application Development, Integration Testing, Event-Driven Programming, User Interface (UI), Data Persistence
★ 4.4 (69) · Mixed · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Apache Maven, Spring Framework, Microservices, Spring Boot, Java, Java Programming, Back-End Web Development, Software Architecture, Server Side, Load Balancing, Web Services, Restful API, Web Applications
★ 4.5 (52) · Advanced · Course · 1 - 4 Weeks

Skills you'll gain: JSON, Application Programming Interface (API), Restful API, Javascript, Web Applications, Hypertext Markup Language (HTML), Servers, Cascading Style Sheets (CSS)
★ 4.8 (15) · Intermediate · Course · 1 - 4 Weeks

Arizona State University
Skills you'll gain: Object Oriented Programming (OOP), Object Oriented Design, Event-Driven Programming, Python Programming, User Interface (UI), Computer Programming, Application Development, User Interface (UI) Design, Graphical Tools, Code Reusability
★ 3.8 (18) · Beginner · Course · 1 - 4 Weeks

Amazon
Skills you'll gain: Git (Version Control System), Software Development Methodologies, Requirements Analysis, Version Control, Systems Development Life Cycle, Application Development, Software Development Life Cycle, Software Development, Agile Software Development, Unified Modeling Language, Software Testing, JUnit, Agile Methodology, Programming Principles, Java Programming, Spring Framework, Maintainability, Debugging, Java, Software Design Patterns
★ 4.8 (46) · Beginner · Course · 1 - 3 Months

Northeastern University
Skills you'll gain: Systems Thinking, Software Visualization, Object Oriented Design, Software Engineering, Object Oriented Programming (OOP), Project Risk Management, Application Design, Web Applications, Software Development Life Cycle, Risk Management, Case Studies, Web Development, Software Development Methodologies, Application Development, Program Development, Python Programming, Application Frameworks, Software Design, Programming Principles, Computer Programming
★ 3.1 (24) · Beginner · Specialization · 3 - 6 Months

Packt
Skills you'll gain: Ruby (Programming Language), File I/O, Object Oriented Programming (OOP), Object Oriented Design, Ruby on Rails, Debugging, Test Tools, Application Design, Code Reusability, Programming Principles, Test Case, Software Documentation, Development Environment, Integrated Development Environments, Computer Programming, Data Structures, Apple Xcode, Web Development, Computational Logic, Software Installation
★ 4.5 (19) · Intermediate · Specialization · 3 - 6 Months

Microsoft
Skills you'll gain: Logistic Regression, Web Scraping, Data Visualization, Rmarkdown, Data Presentation, Data Storytelling, Version Control, Leaflet (Software), Statistical Modeling, Statistics, Statistical Hypothesis Testing, Statistical Reporting, Data Cleansing, Statistical Analysis, Probability & Statistics, Data Manipulation, R Programming, Data Preprocessing, R (Software), Data Wrangling
★ 4.2 (9) · Beginner · Professional Certificate · 3 - 6 Months