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.

Universitat Autònoma de Barcelona
Skills you'll gain: Stress First Aid, Pediatric First Aid, Emergency Services, Family Support, Developmental Disabilities, Resilience, Child Development
Beginner · Course · 1 - 3 Months

Northeastern University
Skills you'll gain: Unsupervised Learning, Supervised Learning, Regression Analysis, Applied Machine Learning, Machine Learning Methods, Statistical Modeling, Model Optimization, Machine Learning Algorithms, PyTorch (Machine Learning Library), Statistical Methods, Statistical Machine Learning, Machine Learning, Predictive Analytics, Predictive Modeling, Machine Learning Software, Statistical Programming, Model Training, Statistical Software, Artificial Intelligence and Machine Learning (AI/ML), Deep Learning
Intermediate · Course · 1 - 3 Months

Skills you'll gain: OpenAI API, OpenAI, Generative AI, ChatGPT, Prompt Engineering, Large Language Modeling, Artificial Intelligence, Artificial Intelligence and Machine Learning (AI/ML), AI literacy, AI Integrations, Natural Language Processing, Authentications, Application Programming Interface (API), Node.JS, Fine-tuning
Beginner · Course · 1 - 3 Months

Skills you'll gain: Application Development, UI Components
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Rust (Programming Language), File I/O, Memory Management, Data Structures, Code Reusability, System Programming, Secure Coding
Beginner · Course · 1 - 3 Months

Skills you'll gain: C# (Programming Language), Event-Driven Programming, .NET Framework, Application Deployment, Development Testing, Debugging, Software Testing, Application Development, ASP.NET, Microsoft Visual Studio, File I/O, User Interface (UI), Postman API Platform, UI Components, Application Frameworks, Application Programming Interface (API), API Testing, Application Design, AI Integrations, User Interface and User Experience (UI/UX) Design
Mixed · Course · 1 - 3 Months

Skills you'll gain: Model Deployment, AWS SageMaker, MLOps (Machine Learning Operations), Image Analysis, Natural Language Processing, Artificial Intelligence and Machine Learning (AI/ML), Amazon Web Services, Model Training, Deep Learning, AI Personalization, Cloud Solutions, Artificial Intelligence, Model Evaluation, Applied Machine Learning, AI Integrations, Computer Vision, Machine Learning, Feature Engineering, Text Mining, Data Wrangling
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Model Evaluation, Dimensionality Reduction, Classification Algorithms, Text Mining, Applied Machine Learning, Statistical Machine Learning, Machine Learning Algorithms, Supervised Learning, Unsupervised Learning, Python Programming, Data Mining, Bayesian Statistics
Intermediate · Course · 1 - 3 Months

EDUCBA
Skills you'll gain: File I/O, Object Oriented Programming (OOP), Java Programming, Data Structures, Java, Data Persistence, Programming Principles, Data Store
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Generative AI Agents, Agentic Workflows, Large Language Modeling, AI Integrations
Intermediate · Course · 1 - 3 Months

Infosec
Skills you'll gain: Authentications, Cryptography, Secure Coding, Kotlin, Android (Operating System), OAuth, Encryption, Mobile Security, Android Development, Key Management, Exploit development, Application Security, Android Studio, Data Security, Open Web Application Security Project (OWASP), Authorization (Computing), Mobile Development, Security Architecture Review, Security Controls, Application Development
Intermediate · Specialization · 1 - 3 Months

Northeastern University
Skills you'll gain: Object Oriented Design, Java, Java Programming, Software Architecture, Object Oriented Programming (OOP), Data Structures, Software Design, Computer Programming, Programming Principles, Code Reusability, Application Development, UI Components, User Interface (UI), Data Management
Mixed · Course · 1 - 3 Months