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.

Meta
Skills you'll gain: MySQL, Database Development, Django (Web Framework), Query Languages, Database Management, Database Application, SQL, Databases, Stored Procedure, Back-End Web Development, Python Programming, Application Programming Interface (API), Data Management
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: API Testing, Software Documentation, API Design, Application Programming Interface (API), Technical Documentation, Restful API, JSON, Software Design
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Docker (Software), Containerization, Web Design and Development, Restful API, User Interface (UI), User Interface (UI) Design, HTML and CSS, Node.JS, Application Deployment, MongoDB, Database Management, Databases, JavaScript Frameworks, Web Applications, Web Development, Web Frameworks, Web Development Tools, Database Application, Server Side, Javascript
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Fine-tuning, Tensorflow, Keras (Neural Network Library), Model Training, Model Evaluation, Transfer Learning, Natural Language Processing, Data Preprocessing, Deep Learning, Data Pipelines
Intermediate · Guided Project · Less Than 2 Hours

Simplilearn
Skills you'll gain: Email Automation, Marketing Automation, OpenAI API, Business Process Automation, AI Workflows, OpenAI, ChatGPT, Automation, Performance Tuning, Workflow Management, Generative AI, Scalability, Blogs, Process Optimization, Operational Efficiency, AI Integrations, Real Time Data, Prompt Engineering, Business Logic, Social Media Content
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Stored Procedure, PL/SQL, Relational Databases, Object-Relational Mapping, SQL, Data Access, Databases, Database Design, Data Persistence, Object Oriented Design, Java, Data Manipulation, Data Mapping, Java Programming, Database Development, JUnit, Object Oriented Programming (OOP), Database Software, Query Languages, Database Management
Beginner · Specialization · 1 - 3 Months
Universidad Austral
Skills you'll gain: Angular, JavaScript Frameworks, Continuous Integration, TypeScript, JSON, Application Frameworks, CI/CD, Application Programming Interface (API), Restful API, Test Automation, Web Components, React Redux, Full-Stack Web Development, Web Development Tools, Web Services, Unit Testing, Web Applications, NoSQL, Javascript, Data Store
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Test Automation, Test Case, API Testing, Test Script Development, Test Tools, Software Testing, Development Environment, Web Development Tools, Node.JS
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Spring Boot, Application Development, API Testing, Java Programming, Web Development, Program Development, Application Frameworks, Software Testing, Test Case, Secure Coding, Development Environment, Model View Controller, Software Development Tools, UI Components, Data Access, Authentications, SQL, Object Oriented Programming (OOP), Data Persistence, User Interface (UI)
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: ASP.NET, Restful API, Web Development, Object-Relational Mapping, Web Applications, User Accounts, Data Integrity, Single Sign-On (SSO), .NET Framework, API Design, Application Programming Interface (API), Database Application, Authentications, Back-End Web Development, Performance Tuning, Authorization (Computing), Data Management, Relational Databases, Identity and Access Management, Model View Controller
Intermediate · Course · 1 - 4 Weeks

Advancing Women in Tech
Skills you'll gain: AI Workflows, Retrieval-Augmented Generation, Business Process Automation, Multimodal Prompts, Prompt Patterns, AI literacy, Generative AI Agents, Productivity, Context Engineering, Document Management
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: DeepSeek API, Deepseek, User Interface (UI), LLM Application, AI Workflows, AI Integrations, Human Computer Interaction, Agentic Workflows, Retrieval-Augmented Generation, AI Product Strategy, Embeddings, Application Deployment, Case Studies
Intermediate · Course · 1 - 4 Weeks