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.

Johns Hopkins University
Skills you'll gain: Image Analysis, Event-Driven Programming, Scalability, Dataflow, Digital Signal Processing, Distributed Computing, C++ (Programming Language), Program Development, Performance Tuning, Memory Management, Algorithms
★ 3.4 (29) · Intermediate · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Video Game Development, Game Design, Program Development, Web Development Tools, Software Development, Computer Programming Tools, Software Development Tools, Development Environment, Software Documentation, Data Validation, Javascript, Debugging, Integrated Development Environments, Maintainability, Programming Principles, Data Structures, Code Reusability, Software Design, Computer Programming, Object Oriented Programming (OOP)
★ 4.2 (11) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Model Deployment, Apache Spark, Data Pipelines, PySpark, Model Training, Applied Machine Learning, Model Optimization, Machine Learning Algorithms, Docker (Software), Machine Learning, Data Science, Python Programming, Design Thinking
★ 4.3 (65) · Advanced · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: User Research, User Experience Design, User Experience, User Interface and User Experience (UI/UX) Design, Usability, Verification And Validation, UI/UX Research, UI/UX Strategy, Persona (User Experience), Usability Testing, User Centered Design, User Interface (UI) Design, Embedded Systems, Unified Modeling Language
★ 4.1 (17) · Intermediate · Course · 1 - 3 Months

Universiteit Leiden
Skills you'll gain: Predictive Analytics, Predictive Modeling, Model Evaluation, R Programming, Advanced Analytics, Preventative Care, Statistical Modeling, Sample Size Determination, Regression Analysis, Statistical Machine Learning, Precision Medicine, Data Preprocessing, Statistical Methods
★ 4.6 (25) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Test Driven Development (TDD), Unit Testing, Test Script Development, Test Automation, Test Case, Development Testing, Software Testing, Python Programming, Requirements Analysis
★ 3.8 (30) · Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Cascading Style Sheets (CSS), Responsive Web Design, HTML and CSS, Bootstrap (Front-End Framework), Web Design and Development, digital literacy, Web Content Accessibility Guidelines
★ 4.4 (27) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Fine-tuning, Vision Transformer (ViT), Prompt Engineering, PyTorch (Machine Learning Library), Model Deployment, Transfer Learning, Hugging Face, Natural Language Processing, MLOps (Machine Learning Operations), Large Language Modeling, Cloud Deployment, Computer Vision, Generative AI, Image Analysis, Generative Model Architectures, LLM Application, Application Deployment, Model Training, Embeddings, Data Preprocessing
★ 4.2 (6) · Intermediate · Specialization · 1 - 4 Weeks

Skills you'll gain: Social Media Analytics, Data Visualization, Plot (Graphics), Statistical Visualization, Matplotlib, Marketing Analytics, Social Media Marketing, Python Programming, Social Media, Data Presentation, Data Analysis, Data Wrangling, Exploratory Data Analysis, Data Cleansing, Seaborn, Content Performance Analysis, Jupyter
★ 4 (41) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: File I/O, Object Oriented Programming (OOP), Debugging, Object Oriented Design, JSON, Program Development, Data Structures, Code Reusability, Python Programming, Microsoft Visual Studio, Development Environment, Scripting, Maintainability, Integrated Development Environments, Package and Software Management, Authorization (Computing), Programming Principles, Computer Programming, Web Scraping, Application Programming Interface (API)
Beginner · Specialization · 3 - 6 Months

LearnQuest
Skills you'll gain: Apache Maven, Spring Framework, Microservices, Java Platform Enterprise Edition (J2EE), Spring Boot, Java, Java Programming, Build Tools, Back-End Web Development, Software Architecture, Server Side, Load Balancing, Cloud Development, Web Services, Restful API, Systems Architecture, Web Applications
★ 4.5 (52) · Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Infrastructure as Code (IaC), Identity and Access Management, Verification And Validation, Cloud Deployment, IT Infrastructure, IT Automation, Code Reusability, Development Testing, Data Structures, Authentications, Data Security, Dependency Analysis, Relational Databases, Software Installation
Beginner · Specialization · 3 - 6 Months