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.

Scrimba
Skills you'll gain: React.js, UI Components, Web Content Accessibility Guidelines, Code Reusability, Game Design, Front-End Web Development, Application Programming Interface (API), Usability, JavaScript Frameworks, Web Development Tools, Web Applications, Web Frameworks, Interaction Design, Event-Driven Programming, Debugging, Web Development
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Software Architecture, Computer Graphics, Software Design, Maintainability, Systems Architecture, Software Design Patterns, Code Reusability, Software Visualization, Systems Design, Scalability, System Design and Implementation, Computer Graphic Techniques, Performance Tuning
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Java Programming, Functional Design, Performance Tuning, Application Programming Interface (API)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Persistence, Retrieval-Augmented Generation, LLM Application, OpenAI API, Full-Stack Web Development, Node.JS, Restful API, Development Environment, Agentic systems, Data Management, Embeddings, Application Deployment, Data Integration
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Apache Airflow, CI/CD, Data Pipelines, Continuous Deployment, Workflow Management, Site Reliability Engineering, Data Engineering, Model Deployment, Data Quality, Version Control, PostgreSQL, Git (Version Control System), Python Programming, Debugging, SQL, Production Management, Scheduling, Unit Testing, Linux Commands, Web Servers
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Dataflow, Data Pipelines, Real Time Data, Data Processing, Jupyter, File I/O, Google Cloud Platform, Data Transformation, Application Programming Interface (API), SQL, Analytics
Advanced · Course · 1 - 3 Months

Skills you'll gain: Data Architecture, Data Infrastructure, LLM Application, Data Quality, AI Workflows, Generative AI, Data Governance, Data Pipelines, Extract, Transform, Load, Distributed Computing, AI Integrations, Data Management, Self Service Technologies, Cloud Storage, Data Processing, Data Storage, Scalability, Data Wrangling, Data Collection
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Istio, Kubernetes, Cloud-Native Computing, Amazon Web Services, API Gateway, Serverless Computing, Restful API, Cloud Deployment, Microservices, Amazon DynamoDB, Cloud Applications, Redis, Apache Kafka, Data Management, Application Deployment, Database Management, Event-Driven Programming, Scalability
Intermediate · Course · 1 - 3 Months

Skills you'll gain: MLOps (Machine Learning Operations), AI Workflows, API Design, CI/CD, Software Quality Assurance, Code Review, Software Engineering, Software Versioning
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Server Side, Web Applications, Javascript, JSON, Node.JS, PHP (Scripting Language), Application Programming Interface (API), Extensible Markup Language (XML), Servers, HTML and CSS, Cascading Style Sheets (CSS), Hypertext Markup Language (HTML)
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Apple iOS, Apple Xcode, iOS Development, Core Data (Software), Secure Coding, Application Deployment, Scalability, Swift Programming, Apple software proficiency, Back-End Web Development, Performance Tuning, Application Security, Debugging, Security Controls, Knowledge of Apple Software, Build Tools, Application Performance Management, Application Programming Interface (API), Performance Testing, Encryption
Intermediate · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Javascript, Web Development
Intermediate · Course · 1 - 4 Weeks