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: Financial Modeling, Entrepreneurial Finance, Financial Forecasting, Entrepreneurship, Financial Data, Financial Analysis, Finance, Negotiation, Investments, Microsoft Excel, Financial Planning, Gap Analysis
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Go (Programming Language), Data Structures, Programming Principles, System Programming, Development Environment, Computational Logic, Program Development, Software Installation
Beginner · Course · 1 - 3 Months

Skills you'll gain: Android Studio, Android Jetpack, Android Development, Kotlin, Animations, Integrated Development Environments, Mobile Development, UI Components, User Interface (UI)
Intermediate · Guided Project · Less Than 2 Hours

Logical Operations
Skills you'll gain: Object Oriented Design, Object Oriented Programming (OOP), Software Design Patterns, Application Design, Application Development, Python Programming, Computer Programming, Programming Principles, Software Development, Scripting, Virtual Machines, Scripting Languages
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Model Evaluation, Technical Communication, Technical Product Management, Workflow Management, Program Evaluation, Performance Metric, Agile Project Management, Data Analysis, Agile Methodology, Project Management, Analytics, Stakeholder Communications, Project Performance, Data-Driven Decision-Making, AI Integrations, Machine Learning, Large Language Modeling, R Programming, Data Visualization
Intermediate · Course · 1 - 4 Weeks

Pragmatic AI Labs
Skills you'll gain: Agentic Workflows, AI Workflows, Agentic systems, AI Orchestration, Claude Code, Generative AI Agents, Rust (Programming Language), Distributed Computing, Anthropic Claude, Go (Programming Language), LLM Application, Software Architecture, Artificial Intelligence, Software Design Patterns, Large Language Modeling, Scalability, TypeScript, Supervised Learning
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Preprocessing, Deep Learning, Data Processing, Artificial Neural Networks, Logistic Regression, Applied Machine Learning, Program Development, Python Programming, Network Architecture, Model Training, Model Optimization, Machine Learning Algorithms, NumPy, Pandas (Python Package), Linear Algebra
Beginner · Course · 1 - 3 Months

Whizlabs
Skills you'll gain: AI Personalization, Fraud detection, Image Analysis, Artificial Intelligence and Machine Learning (AI/ML), Computer Vision, Amazon Web Services, Artificial Intelligence, Natural Language Processing, AI Enablement, AI Workflows, AI Integrations, Personalized Campaigns, Applied Machine Learning, Text Mining, Unstructured Data, Data Processing, Document Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Unity Engine, Scripting, C# (Programming Language), Video Game Development, Game Design, Event-Driven Programming, Development Environment, Programming Principles, Object Oriented Programming (OOP), Data Structures, Software Installation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: OpenAI, OpenAI API, Development Environment, DeepSeek API, Agentic Workflows, AI literacy, Application Development, Game Design, Agentic systems, Email Automation, Web Scraping
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Prompt Engineering, Retrieval-Augmented Generation, Tool Calling, Large Language Modeling, OpenAI API, LLM Application, Multimodal Prompts, OpenAI, GitHub Copilot, Spring Framework, AI Integrations, Generative AI, Image Analysis, Embeddings, Spring Boot, Vector Databases, Real Time Data
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Recurrent Neural Networks (RNNs), Fine-tuning, Transfer Learning, Large Language Modeling, Natural Language Processing, Generative AI, Deep Learning, Artificial Neural Networks, Generative Model Architectures, Model Training, Computer Vision
Intermediate · Course · 1 - 4 Weeks