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.

Johns Hopkins University
Skills you'll gain: Package and Software Management, Code Review, Open Source Technology, GitHub, Scientific Methods, Bioinformatics, Technical Documentation, Informatics, Clinical Informatics, R (Software), Data Analysis, Programming Principles, R Programming, Version Control, Integrated Development Environments
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Scripting, Email Automation, Google Workspace, Google Sheets, Automation, Spreadsheet Software, Gmail, Javascript, Hypertext Markup Language (HTML), Web Applications, Application Design, Application Development, Application Programming Interface (API)
Intermediate · Course · 1 - 3 Months

Universidad de los Andes
Skills you'll gain: TypeScript, Javascript, Scripting Languages, Hypertext Markup Language (HTML), Web Development Tools, Object Oriented Programming (OOP)
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Cucumber (Software), Gherkin (Scripting Language), Behavior-Driven Development, Apache Maven, API Testing, Test Script Development, Restful API, Test Automation, JSON, Scalability, Test Case, Test Data, Authentications, Java
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Unix, Unix Commands, Shell Script, Bash (Scripting Language), Operating System Administration, Linux, File Systems, Operating Systems, Command-Line Interface, Performance Tuning, System Monitoring, System Programming, File Management, OS Process Management, System Configuration
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: UI Components, Systems Design, Software Design, User Interface and User Experience (UI/UX) Design, Design, Design Software, Scalability, Design and Product, Agile Methodology, Usability Testing, Prototyping, Design Research, Key Performance Indicators (KPIs), UI/UX Research, Product Testing, System Programming, Team Motivation, Prompt Patterns
Intermediate · Course · 1 - 3 Months

O.P. Jindal Global University
Skills you'll gain: Web Scraping, Research Design, Matplotlib, Data Ethics, Data Collection, Seaborn, Text Mining, Data Science, Data Visualization Software, Pandas (Python Package), JSON, Data Manipulation, Application Programming Interface (API), Data Analysis, Python Programming, Unstructured Data, Natural Language Processing
Build toward a degree
Beginner · Course · 1 - 3 Months

Skills you'll gain: Oracle Databases, Performance Tuning, Operational Databases, System Monitoring, Database Management, SQL, Event Monitoring, Database Architecture and Administration
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Software Design Patterns, Software Design, C++ (Programming Language), Software Architecture, Programming Principles, Object Oriented Programming (OOP), Maintainability, Prototyping, Database Application
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Database Design, SQL, Relational Databases, Databases, Database Systems, Database Management, Data Modeling, Query Languages
Beginner · Course · 1 - 4 Weeks

EDUCBA
Skills you'll gain: Unix Shell, Shell Script, Bash (Scripting Language), Unix Commands, Unix, Scripting, Scripting Languages, Linux Commands, Command-Line Interface, Linux, File I/O, File Systems, Test Case, Programming Principles, File Management
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Data Import/Export, Scripting, R Programming, Data Processing, Statistical Programming, Data Structures
Beginner · Guided Project · Less Than 2 Hours