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: Back-End Web Development, Full-Stack Web Development, Node.JS, Server Side, Restful API, JavaScript Frameworks, Web Development, Web Applications, Web Servers, Javascript
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Interactive Data Visualization, Data Transformation, Data Presentation, Data Visualization Software, Business Intelligence, Data Analysis, Extract, Transform, Load, Exploratory Data Analysis, Pandas (Python Package), Data Collection, Data Pipelines, Development Environment, Python Programming
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Code Review, Technical Documentation, Software Documentation
Advanced · Course · 1 - 3 Months

Skills you'll gain: jQuery, Ajax, Javascript and jQuery, JSON, Animations, Event-Driven Programming, Debugging, JavaScript Frameworks, UI Components, Application Programming Interface (API), Web Applications, Web Development Tools, Responsive Web Design, Javascript, Interactive Design, HTML and CSS, Game Design, Data Validation, User Interface (UI) Design
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Apache Spark, Data Pipelines, PySpark, Real Time Data, Query Languages, Data Transformation, SQL, Data Processing, Data Analysis
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Kubernetes, DevOps, YAML, Continuous Deployment, Application Programming Interface (API), Authorization (Computing), Application Deployment, Role-Based Access Control (RBAC), Application Security, Authentications, Configuration Management
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Spring Framework, Software Architecture, Microservices, Spring Boot, Cloud Applications, Event-Driven Programming, Java Programming, Restful API, Performance Tuning, MongoDB, Web Applications, Scalability, Real Time Data, Resilience, Integration Testing, Performance Management, Debugging
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Application Deployment, Dashboard, Salesforce, Data Access, Statistical Reporting, Pivot Tables And Charts, Build Tools, Customer Relationship Management (CRM) Software, Change Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Microservices, .NET Framework, Microsoft Azure, Object-Relational Mapping, Cloud Storage, API Gateway, Software Architecture, Payment Systems, Authentications, Data Storage, Software Development, Systems Architecture, Cloud Services, Model View Controller, Application Programming Interface (API), Middleware, Authorization (Computing)
Beginner · Course · 3 - 6 Months

Board Infinity
Skills you'll gain: Deepseek, DeepSeek API, LangChain, LLM Application, Generative AI Agents, Model Evaluation, Application Programming Interface (API), Text Mining
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Server Side, Restful API, API Design, Database Management, Back-End Web Development, Databases, Database Systems, Node.JS, Application Programming Interface (API), Full-Stack Web Development, Authentications, Web Applications, JavaScript Frameworks, Web Development, Web Servers, Authorization (Computing), NoSQL, MongoDB, Servers, Javascript
Intermediate · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Databases, Web Applications, Application Frameworks
Intermediate · Course · 1 - 3 Months