API courses can help you learn how to design, build, and test application programming interfaces, as well as understand RESTful services and authentication methods. You can build skills in data exchange formats like JSON and XML, error handling, and API documentation practices. Many courses introduce tools such as Postman for testing APIs, Swagger for documentation, and various programming languages like Python or JavaScript to implement API calls, allowing you to effectively integrate and manage data across different systems.
Skills you'll gain: .NET Framework, Prometheus (Software), Cloud-Native Computing, Site Reliability Engineering, Kubernetes, Data Import/Export, Application Programming Interface (API), Data Analysis Software
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Ethics, Generative AI, ChatGPT, OpenAI API, Blogs, Artificial Intelligence, Social Media Management, Copywriting, Social Media Content, Content Creation, Marketing Automation, Social Media Campaigns, Social Media, Digital Content, Email Marketing, Web Development, Digital Publishing, Web Design and Development, Content Marketing, Productivity
Beginner · Course · 1 - 3 Months
Skills you'll gain: LLM Application, Prompt Engineering, Performance Tuning, Performance Testing, Tool Calling, Responsible AI, A/B Testing, Application Performance Management, Retrieval-Augmented Generation, Model Evaluation, OpenAI API, Scalability, API Design
Intermediate · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Web Services, Web Applications, Application Development, Database Application, User Interface (UI), Python Programming, Restful API, Databases, Database Management, Application Security, Network Protocols, User Interface (UI) Design, Scripting, Relational Databases, Object Oriented Programming (OOP), Computer Programming, Software Development, Scripting Languages, Object Oriented Design, Programming Principles
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Test Automation, Test Script Development, Debugging, Test Case, Test Tools, Selenium (Software), Software Testing, API Testing, Integration Testing, Maintainability, Automation, Scalability
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: AI Workflows, Agentic Workflows, Deepseek, Automation, DeepSeek API, OpenAI API, Agentic systems, Google Sheets
Intermediate · Course · 3 - 6 Months

Universidad Nacional Autónoma de México
Skills you'll gain: Android Development, Android Studio, Java, Mobile Development, Object Oriented Programming (OOP), Java Programming, Application Deployment, JSON, Web Services, Mockups, Application Design, Mobile Development Tools, Restful API, Application Development, Software Design Patterns, Kotlin, User Interface (UI) Design, Prototyping, Application Lifecycle Management, Instagram
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Web Scraping, Data Transformation, Extract, Transform, Load, Data Manipulation, SQL, Integrated Development Environments, Data Processing, Databases, Application Programming Interface (API), Python Programming, Programming Principles, Unit Testing, Style Guides
Intermediate · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: Computer Vision, Tensorflow, Image Analysis, Transfer Learning, Convolutional Neural Networks, Keras (Neural Network Library), Deep Learning, Classification Algorithms, Model Evaluation, Visualization (Computer Graphics), Network Architecture
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Responsive Web Design, Cascading Style Sheets (CSS), Web Development, Javascript, Bootstrap (Front-End Framework), Scripting, Browser Compatibility, Application Programming Interface (API), Back-End Web Development
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Node.JS, Full-Stack Web Development, Server Side, Back-End Web Development, Restful API, Web Applications, Web Development, Cloud Computing, Web Servers, Javascript, GitLab, Authentications, JSON, Computer Science, Middleware
Intermediate · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Responsive Web Design, JSON, User Interface (UI) Design, Color Theory, Cascading Style Sheets (CSS), HTML and CSS, Hypertext Markup Language (HTML), Restful API, Web Content Accessibility Guidelines, Event-Driven Programming, User Interface (UI), Web Design, Typography, Web Applications, Application Programming Interface (API), React.js, Web Design and Development, Web Development Tools, Javascript, Web Development
Beginner · Specialization · 3 - 6 Months