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: Object Oriented Programming (OOP), Java, Object Oriented Design, Java Programming, Software Engineering, Programming Principles, Computer Programming, Software Development Tools, Software Design, Predictive Modeling, Algorithms, Data Structures, Markov Model, Performance Tuning, Performance Testing, File I/O, Debugging, Application Programming Interface (API)
★ 4.6 (1.5K) · Beginner · Course · 1 - 3 Months

Packt
Skills you'll gain: Kubernetes, YAML, Cloud-Native Computing, Docker (Software), Containerization, Data Persistence, Multi-Cloud, Hardening, Scalability, DevOps, Prometheus (Software), Cloud Management, Microservices, Authorization (Computing), Cloud Platforms, Cloud Hosting, Application Deployment, Network Troubleshooting, AWS CloudFormation, Azure DevOps
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: CI/CD, Selenium (Software), Docker (Software), Containerization, Continuous Integration, Kubernetes, Continuous Delivery, Continuous Deployment, Application Deployment, YAML, Test Automation, GitHub, Test Script Development, Development Environment, Software Development Tools, Release Management, Software Configuration Management, Code Reusability, Maintainability, Package and Software Management
Intermediate · Course · 3 - 6 Months

Skills you'll gain: React.js, Data Persistence, UI Components, Front-End Web Development, Event-Driven Programming, JavaScript Frameworks, Code Reusability, User Interface (UI), Javascript, Web Development Tools, Web Applications, Data Storage Technologies, Development Environment
Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Engineering, Data Manipulation, Data Store, Data Warehousing, SQL, Data Pipelines, Extract, Transform, Load, Application Development, Artificial Intelligence and Machine Learning (AI/ML), Role-Based Access Control (RBAC), Stored Procedure, Cloud Services, LLM Application, Application Frameworks, Generative AI, Large Language Modeling, Applied Machine Learning, Data Science, Machine Learning
★ 4.8 (239) · Beginner · Course · 1 - 4 Weeks

Peking University
Skills you'll gain: Data Structures, Algorithms, C++ (Programming Language), Memory Management, C and C++, Graph Theory, Object Oriented Programming (OOP), File I/O, Object Oriented Design, Computational Thinking, C (Programming Language), Programming Principles, Theoretical Computer Science, Program Development, Computer Programming, Computer Science, Application Development, Systems Development, Data Storage, Computer Architecture
★ 4.8 (2.7K) · Beginner · Specialization · 3 - 6 Months

LearnQuest
Skills you'll gain: Linux, Linux Commands, Linux Servers, Ubuntu, File Management, Command-Line Interface, Unix, Bash (Scripting Language), grep, Servers, Operating Systems, File Systems, Shell Script, Web Servers, IT Automation, Apache, MySQL, Open Source Technology, Service Management
★ 4.5 (971) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: 3D Assets, 3D Modeling, Virtual Environment, Unreal Engine, File Management, Animation and Game Design, Visualization (Computer Graphics), Computer Graphics, Computer Graphic Techniques, Simulations
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Electrical Power, Energy and Utilities, Electric Power Systems, Electrical Systems, Sustainable Technologies, Sustainable Development, Sustainable Design, Basic Electrical Systems, Time Series Analysis and Forecasting, Simulation and Simulation Software, Sustainable Systems, Electrical Engineering, Simulations, Matlab, Mathematical Modeling, Predictive Modeling, Control Systems, Statistical Machine Learning
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: LangChain, Hugging Face, Prompt Engineering, Retrieval-Augmented Generation, Model Evaluation, Large Language Modeling, CrewAI, OpenAI API, Generative AI Agents, LLM Application, Vector Databases, Agentic Workflows, Tool Calling, ChatGPT, Responsible AI, Token Optimization, Embeddings, OpenAI, Generative AI, Python Programming
★ 4.4 (280) · Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Agentic Workflows, Agentic systems, AI Orchestration, AI Workflows, LLM Application, Generative AI Agents, Workflow Management, AI Enablement, Business Workflow Analysis, Large Language Modeling, Decision Intelligence, Business Process Automation, Generative Model Architectures, Artificial Intelligence, Enterprise Application Management, Decision Making
Beginner · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Autism Spectrum Disorders, Developmental Disabilities, Mental and Behavioral Health Specialties, Communication Disorders, Neurology, School Psychology, Patient Evaluation, Language Disorders, Disabilities, Mental Health Diseases and Disorders, Special Education, Clinical Psychology, Psychosocial Assessments, School Counseling, Pediatrics, Mental and Behavioral Health, Child Development, Diagnostic Tests, Clinical Assessment, Psychological Evaluations
★ 4.8 (1.7K) · Mixed · Course · 1 - 4 Weeks