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.

EDUCBA
Skills you'll gain: Performance Tuning, Microsoft Azure, Database Administration, Scalability, Relational Databases, Database Architecture and Administration, Database Management, Data Migration, Enterprise Security, Security Controls, SQL, Cloud Deployment, Disaster Recovery
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Microservices, .NET Framework, Software Design Patterns, Software Design, Object-Relational Mapping, Software Architecture, Systems Architecture, C# (Programming Language), Enterprise Architecture, Maintainability, Docker (Software), Database Development, Database Management, Dependency Analysis, Event-Driven Programming, Data Migration
Intermediate · Course · 1 - 3 Months

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Scala Programming, Data Structures, Algorithms, Performance Tuning, Functional Design, Machine Learning Algorithms, Performance Testing, Unsupervised Learning, Computer Programming
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Google Cloud Platform, Event-Driven Programming, Cloud API, Cloud Services
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Rmarkdown, Plot (Graphics), Statistical Visualization, Data Presentation, Box Plots, Scatter Plots, Data Visualization, Interactive Data Visualization, Dashboard Creation, Histogram, Descriptive Statistics, Data Visualization Software, R (Software), R Programming, Integrated Development Environments, Data Science
Beginner · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Animations, Visualization (Computer Graphics), Simulations, Computer Graphics, Python Programming, Game Design, Object Oriented Programming (OOP), Scripting, Algorithms, Development Environment, Data Structures
Advanced · Course · 1 - 3 Months

Coursera
Skills you'll gain: Prompt Engineering, Generative AI, Generative AI Agents, Marketing Design, Web Content Accessibility Guidelines, Marketing Materials, Brand Awareness, Marketing, Campaign Planning, Marketing Collateral, Branding, Content Optimization, Search Engine Optimization, AI Workflows, Large Language Modeling
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, Prompt Patterns, AI Orchestration, Vibe coding, AI Workflows, Generative AI Agents, Technical Management, Application Development, Agentic systems, Video Game Development, Development Environment, Application Deployment, Artificial Intelligence, Cloud Hosting, Software Installation, Computer Programming, Authentications, Databases, System Configuration
Beginner · Course · 1 - 3 Months

Skills you'll gain: Computational Thinking, Pseudocode, Algorithms, Programming Principles, Computer Programming, Program Development, Computer Programming Tools, Solution Design, Logical Reasoning, Development Environment
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Seaborn, Plot (Graphics), Matplotlib, Scatter Plots, Statistical Visualization, Data Visualization, Data Presentation, Data Visualization Software, Interactive Data Visualization, Box Plots, Descriptive Statistics, Exploratory Data Analysis, Statistical Analysis, Python Programming
Beginner · Course · 1 - 4 Weeks

Birla Institute of Technology & Science, Pilani
Skills you'll gain: MongoDB, Redis, NoSQL, Database Management Systems, Database Systems, Databases, Data Store, Database Theory, Amazon DynamoDB, Relational Databases, Database Design, Apache Kafka, Database Management, SQL, Distributed Computing, Databricks, Big Data, Data Architecture, Data Modeling, Cloud Computing
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Javascript, Programming Principles, Computational Logic, Computer Programming, Web Development, Application Development
Beginner · Guided Project · Less Than 2 Hours