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.

Duke University
Skills you'll gain: Web Scraping, Extensible Markup Language (XML), Web Development Tools, HTML and CSS, Unstructured Data, Web Applications, Python Programming
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Model Deployment, Dataflow, Data Lakes, Data Pipelines, Google Cloud Platform, Real Time Data, PySpark, Tensorflow, Data Governance, Apache Spark, Dashboard, Data Warehousing, Data Import/Export, Data Architecture, Data Processing, Extract, Transform, Load, Unstructured Data, Data Integration, Big Data, Data Infrastructure
Intermediate · Specialization · 3 - 6 Months

DeepLearning.AI
Skills you'll gain: AI Orchestration, AI Workflows, Agentic Workflows, Generative AI Agents, Agentic systems, LLM Application, Tool Calling
Beginner · Project · Less Than 2 Hours

Coursera
Skills you'll gain: AI Security, Threat Modeling, Open Web Application Security Project (OWASP), Security Testing, Retrieval-Augmented Generation, Software Architecture, API Design, Test Automation, Vulnerability Management, Agentic systems, Systems Design, Model Evaluation, Test Driven Development (TDD), CI/CD, Python Programming, Continuous Deployment, Dependency Analysis, Large Language Modeling, Machine Learning, Performance Analysis
Intermediate · Specialization · 3 - 6 Months

Board Infinity
Skills you'll gain: DeepSeek API, Deepseek, AI Workflows, Agentic Workflows, AI Enablement, Retrieval-Augmented Generation, Embeddings, Program Development, Model Deployment
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Apple iOS, Apple Xcode, Swift Programming, Mobile Development, Objective-C (Programming Language), User Interface (UI), Development Environment, Simulations, Storyboarding
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Mobile Development, React Native, Application Development, User Story, Flutter (Software), User Interface and User Experience (UI/UX) Design, User Interface (UI), Data Persistence, Figma (Design Software), Application Deployment, UI Components, Application Programming Interface (API), Software Development, GitHub
Advanced · Course · 1 - 3 Months

Skills you'll gain: API Testing, Restful API, Application Programming Interface (API), Test Script Development, Software Testing, JSON, Data Validation, Test Automation, Test Case, Development Environment
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Responsible AI, Content Creation, Hugging Face
Beginner · Course · 1 - 3 Months

Skills you'll gain: Google App Engine, Cloud Deployment, Cloud Applications, Google Cloud Platform, Application Deployment, Cloud API, Web Applications, Cloud Services, Flask (Web Framework), Data Access, Cloud Storage, Image Analysis
Beginner · Project · Less Than 2 Hours

Skills you'll gain: MongoDB, Restful API, API Design, NoSQL, Database Development, Node.JS, Query Languages, Database Management, Distributed Computing, Database Design, Database Architecture and Administration, Performance Tuning, Data Architecture, Scalability, Data Modeling, Data Validation
Intermediate · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: AWS Identity and Access Management (IAM), Infrastructure as Code (IaC), Amazon Web Services, Containerization, Amazon Elastic Compute Cloud, AWS CloudFormation, Amazon DynamoDB, Kubernetes, Operational Databases, API Gateway, Amazon S3, Cloud Security, Event-Driven Programming, Continuous Integration, AWS Kinesis, Cloud Applications, Encryption, Amazon CloudWatch, Virtual Machines, Virtualization and Virtual Machines
Beginner · Specialization · 1 - 3 Months