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: Unit Testing, Go (Programming Language), Restful API, Authentications, API Testing, Application Programming Interface (API), Secure Coding, Code Reusability, API Design, Application Security, Software Testing, Microservices, Authorization (Computing), Web Servers, Web Services, Database Management, Server Side, Databases, Software Architecture, JSON
★ 4.5 (6) · Intermediate · Course · 1 - 3 Months

EDUCBA
Skills you'll gain: UI Components, Interactive Design, User Interface (UI), User Interface (UI) Design, Event-Driven Programming, Application Design, Development Environment, Application Development, Web Applications, Application Frameworks, Software Installation, Python Programming, Web Frameworks
★ 4.5 (25) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Real-Time Operating Systems, Embedded Software, Internet Of Things, Embedded Systems, Serial Peripheral Interface, System Programming, Emerging Technologies, Communication Systems, Program Development, Application Programming Interface (API), Operating Systems, Peripheral Devices, Digital Communications, Artificial Intelligence
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: File Management, Integrated Development Environments, Amazon Web Services, Command-Line Interface, Software Development Tools, Development Environment, Amazon Elastic Compute Cloud, Cloud Hosting, Cloud Infrastructure, Program Development, Python Programming
★ 4.2 (14) · Beginner · Guided Project · Less Than 2 Hours

Vanderbilt University
Skills you'll gain: Generative AI Agents, Agentic Workflows, Debugging, TypeScript, Agentic systems, AI Orchestration, AI Workflows, Node.JS, OpenAI API, Generative AI, Program Development, Artificial Intelligence, LLM Application, Programming Principles, Maintainability, Prompt Engineering, Application Frameworks, Javascript, Large Language Modeling, File Systems
★ 4 (7) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: SQL, Report Writing, Data Cleansing, Analytics, Data Analysis, Data Manipulation, Data Wrangling, Analytical Skills, Prompt Engineering Tools, Business Analysis, Technical Communication
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: GIS Software, Model Evaluation, Geographic Information Systems, Extract, Transform, Load, Spatial Analysis, Data Visualization, Spatial Data Analysis, Geospatial Mapping, Data Pipelines, Geospatial Information and Technology, Apache Airflow, Geostatistics, Interactive Data Visualization, Scientific Visualization, Data Visualization Software, Cloud Computing, Leaflet (Software), Environmental Monitoring, Pandas (Python Package), Python Programming
★ 2.1 (8) · Beginner · Specialization · 3 - 6 Months

Logical Operations
Skills you'll gain: File I/O, File Management, File Systems, Python Programming, Data Import/Export, Programming Principles, Computer Programming, Object Oriented Programming (OOP), Software Development
★ 4.9 (19) · Mixed · Course · 1 - 4 Weeks

University of Washington
Skills you'll gain: Responsive Web Design, Web Design, GitHub, HTML and CSS, Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), Version Control, User Experience Design, Usability, User Experience, Javascript, Web Content Accessibility Guidelines, Browser Compatibility, User Story, Web Design and Development, Front-End Web Development, GitHub Copilot, Mobile Development, Semantic Web, Git (Version Control System)
★ 4.7 (34) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Object Oriented Programming (OOP), C# (Programming Language), Code Reusability, Application Development, Data Structures, Linux
★ 4.9 (8) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Adobe Illustrator, Logo Design, Graphic Design, Creative Design, Graphics Software, Graphical Tools, Adobe Creative Cloud, Graphic and Visual Design, Style Guides, Project Design, Design, Digital Design, Typography, Design Software, File Management, Design Elements And Principles, Design Specifications, Color Theory
★ 3.9 (14) · Beginner · Guided Project · Less Than 2 Hours

AI CERTs
Skills you'll gain: Business Research, AI literacy, Market Research, Analytical Skills, Business Intelligence, Decision Intelligence, Market Analysis, Trend Analysis, Market Intelligence, Data Analysis, Forecasting, AI Integrations
Beginner · Course · 1 - 3 Months