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.

Skills you'll gain: Frontend Integration, Spring Boot, Configuration Management, API Gateway, JUnit, Java Programming, Enterprise Application Management, Java, Test Tools, Unit Testing, Application Programming Interface (API), Development Testing, Software Design Patterns, Authentications
Advanced · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Web Scraping, R (Software), Relational Databases, Statistical Software, Data Import/Export, R Programming, Databases, Microsoft Excel
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Java Programming, Application Programming Interface (API)
Intermediate · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Responsive Web Design, HTML and CSS, Cascading Style Sheets (CSS), Web Design, Web Design and Development, Web Development, UI Components, Interactive Design, Hypertext Markup Language (HTML), Typography, Design Strategies, Aesthetics
Intermediate · Course · 1 - 3 Months

EDUCBA
Skills you'll gain: Microservices, Spring Framework, Spring Boot, YAML, MongoDB, Application Deployment, NoSQL, Ajax, Software Architecture, Java Programming, Frontend Integration, Java, Development Environment, Scalability, Load Balancing, Data Integration, Configuration Management, File I/O, File Management
Mixed · Course · 1 - 3 Months

University of California, Santa Cruz
Skills you'll gain: C and C++, C++ (Programming Language), Object Oriented Programming (OOP), Memory Management, C (Programming Language), Algorithms, File I/O, Graph Theory, Data Structures, Secure Coding, Scaled Agile Framework
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Eclipse (Software), Java, Integrated Development Environments, Java Programming, Code Reusability, Functional Design
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Data Structures, Python Programming, Algorithms, Data Manipulation, Computational Thinking, Programming Principles, Data Processing, Data Dictionary, Computer Programming, Text Mining
Mixed · Course · 1 - 4 Weeks

Universidad de los Andes
Skills you'll gain: Control Systems, Process Control, Mathematical Modeling, Engineering Analysis, Matlab, Simulation and Simulation Software, Systems Analysis, Simulations, Automation Engineering, Systems Design, Mathematical Software, Performance Tuning
Intermediate · Course · 1 - 4 Weeks

Simplilearn
Skills you'll gain: Object Oriented Programming (OOP), Programming Principles, Computational Thinking, Code Reusability, Python Programming, Computer Programming, Development Environment, Computational Logic, Integrated Development Environments, System Software, Software Installation, Functional Design
Beginner · Course · 1 - 4 Weeks

UiPath
Skills you'll gain: Prompt Engineering, Agentic Workflows, Prompt Patterns, Agentic systems, Business Process Automation, Prompt Engineering Tools, Automation, Robotic Process Automation, Generative AI Agents, LLM Application, Responsible AI, AI Workflows, Decision Intelligence, Large Language Modeling, Artificial Intelligence, AI Security, Data Ethics
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Web Development, PHP (Scripting Language), Web Design and Development, Content Management, Web Applications, HTML and CSS, Hypertext Markup Language (HTML), Scripting Languages, Frontend Integration, Software Engineering
Intermediate · Guided Project · Less Than 2 Hours