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.

LearnQuest
Skills you'll gain: Spring Framework, Object-Relational Mapping, Transaction Processing, Data Persistence, Database Systems, Java, Restful API, Web Services, Web Applications
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Core Data (Software), Restful API, Apple iOS, JSON, Swift Programming, Application Programming Interface (API), Mobile Development, Application Development, Data Persistence, Data Modeling, Authentications, Network Protocols
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Containerization, Node.JS, CI/CD, Kubernetes, MongoDB, Docker (Software), Back-End Web Development, Restful API, Application Deployment, Microservices, Frontend Integration, NoSQL, DevOps, Software Technical Review, Application Programming Interface (API), Databases, Database Management, IBM Cloud, Authentications
Advanced · Course · 1 - 3 Months

Skills you'll gain: Restful API, Spring Boot, Full-Stack Web Development, React.js, IntelliJ IDEA, Application Programming Interface (API), Object-Relational Mapping, JavaScript Frameworks, Integrated Development Environments, Front-End Web Development, YAML, Web Applications, Web Development Tools, Back-End Web Development, Data Access, User Interface (UI), MongoDB, UI Components, Application Frameworks, Databases
Intermediate · Specialization · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Bootstrap (Front-End Framework), UI Components, Full-Stack Web Development, JavaScript Frameworks, Web Applications, Web Components, Database Management, Software Development Tools, Software Architecture, Development Environment, Software Testing, NoSQL, Web Servers, Application Frameworks, Application Security, Authentications, Middleware, Performance Tuning, Semantic Web, Authorization (Computing)
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Penetration Testing, Test Script Development, Brute-force attacks, Cloud Security, Network Analysis, API Testing, General Data Protection Regulation (GDPR), Wireless Networks, Security Controls
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: LangChain, LLM Application, Hugging Face, Retrieval-Augmented Generation, OpenAI API, LangGraph, Model Deployment, AI Workflows, Large Language Modeling, AI Orchestration, Generative AI, Generative Model Architectures, CI/CD, Embeddings, Text Mining, Containerization, Restful API, Open Source Technology, Data Preprocessing, Docker (Software)
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Cloud Applications, Cloud Development, Google Cloud Platform, Cloud API, Application Development, Data Store, Cloud Storage, Software Development, Data Storage, Node.JS, Scalability
Intermediate · Course · 1 - 3 Months

Edureka
Skills you'll gain: Cloud-Native Computing, Grafana, Web Services, Web Applications, Software Architecture, Development Environment, Object Oriented Design, CI/CD, Programming Principles, Computer Programming, Program Development, Network Security, Other Programming Languages, Software Development Tools, Data Structures, Data Sharing
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: User Interface (UI) Design, Data Persistence, Interactive Data Visualization, Database Management, Real Time Data, Computer Programming, Data Management, Software Installation, Data Structures, Data Modeling
Intermediate · Specialization · 1 - 3 Months

Google Cloud
Skills you'll gain: Google App Engine, Cloud Infrastructure, Google Cloud Platform, Prompt Engineering, Identity and Access Management, Kubernetes, Microservices, Infrastructure As A Service (IaaS), Cloud Computing Architecture, Load Balancing, Cloud Applications, Cloud Computing, Cloud Deployment, Cloud API, Data Storage, Terraform, Cloud Platforms, Virtual Machines, Platform As A Service (PaaS), CI/CD
Intermediate · Specialization · 3 - 6 Months

Board Infinity
Skills you'll gain: Node.JS, MongoDB, Middleware, Databases, Database Systems
Intermediate · Course · 1 - 4 Weeks