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: JUnit, Test Automation, Unit Testing, Java Programming, Java, Test Script Development, Verification And Validation, Test Tools, Software Testing, Development Testing, Scenario Testing, Quality Assurance, Software Quality Assurance, System Testing, Application Development, Test Case, Data Validation, Application Design, Automation, Software Development
★ 4.9 (20) · Beginner · Specialization · 1 - 3 Months

Universidad Austral
Skills you'll gain: Software Documentation, Object Oriented Design, Unified Modeling Language, Relational Databases, Object-Relational Mapping, Software Design, Test Driven Development (TDD), Database Management, Unit Testing, Object Oriented Programming (OOP), Database Design, Debugging, File I/O, Data Structures, Python Programming, JSON, Computer Programming, Programming Principles, Software Installation, Package and Software Management
★ 4.5 (2.3K) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Salesforce Development, Visualforce, Development Environment, Application Development, UI Components, Web Components, Salesforce, Web Applications, Jest (JavaScript Testing Framework), Web Design and Development, JavaScript Frameworks, User Interface (UI), Application Programming Interface (API), Test Script Development, Restful API, Data Access, Cascading Style Sheets (CSS), Event-Driven Programming, Hypertext Markup Language (HTML)
Intermediate · Course · 3 - 6 Months

Skills you'll gain: OpenShift, Istio, Kubernetes, Cloud-Native Computing, Docker (Software), Containerization, Devops Tools, Application Deployment, DevOps, Scalability, Cloud Deployment, YAML, Microservices, Infrastructure Architecture, IBM Cloud, Command-Line Interface, Configuration Management
★ 4.4 (1.1K) · Intermediate · Course · 1 - 3 Months

Arizona State University
Skills you'll gain: Lesson Planning, Teaching, Pedagogy, Curriculum Planning, Instructional Strategies, Education and Training, Instructional and Curriculum Design, Curriculum Development, Instructional Design, Student Engagement, Peer Review
★ 4.9 (2.6K) · Mixed · Course · 1 - 3 Months
Skills you'll gain: Data Visualization, Data Presentation, Regression Analysis, Advanced Analytics, Analytics, Statistical Analysis, Data Analysis, Statistical Modeling, Applied Machine Learning, Analytical Skills, Data Science, Machine Learning Methods, Artificial Intelligence, Python Programming, AI literacy, Machine Learning, Portfolio Management
★ 4.8 (1.4K) · Advanced · Course · 1 - 4 Weeks

Skills you'll gain: ASP.NET, .NET Framework, C# (Programming Language), Web Development, Application Frameworks, Restful API, Web Applications, UI Components, Full-Stack Web Development, Secure Coding, API Testing, Application Programming Interface (API), Web Design and Development, Back-End Web Development, Application Deployment, Programming Principles, Object Oriented Design, Object Oriented Programming (OOP), Building Design, Program Implementation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Front-End Web Development, React Redux, React.js, JavaScript Frameworks, Full-Stack Web Development, Web Applications, User Interface (UI), Web Development, UI Components, Code Reusability, Javascript, Event-Driven Programming, Application Programming Interface (API), Dataflow
★ 4.4 (782) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Retrieval-Augmented Generation, Generative AI Agents, Model Deployment, Generative AI, Agentic Workflows, Microsoft Azure, AI Workflows, Model Evaluation, Model Training, Fine-tuning, Microsoft Development Tools, MLOps (Machine Learning Operations), AI Integrations, Large Language Modeling, Model Optimization, Agentic systems
Beginner · Course · 1 - 4 Weeks

Akamai Technologies, Inc.
Skills you'll gain: SQL, Linux, Endpoint Security, Database Management, Incident Response, Relational Databases, Network Security, Database Systems, Vulnerability Scanning, Computer Security Incident Management, Security Management, Databases, Linux Administration, File Systems, Routing Protocols, OSI Models, Application Development, Remote Access Systems, Scripting, Scripting Languages
★ 4.7 (371) · Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Billing, Excel Macros, Business Process Automation, Billing Systems, Transaction Processing, Billing & Invoicing, Business Logic, Automation, Microsoft Excel, Tax Management, Visual Basic (Programming Language), IT Automation, Operations, Business, Restaurant Management, Project Controls, Course Development, Project Management, Project Implementation, Environment
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Extract, Transform, Load, Web Scraping, Database Management, Databases, Unit Testing, Data Transformation, Data Access, Data Capture, Package and Software Management, Application Programming Interface (API), Data Integration, Data Wrangling, Integrated Development Environments, Data Pipelines, Maintainability, Python Programming, Programming Principles, Style Guides
★ 4.6 (861) · Intermediate · Course · 1 - 4 Weeks