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.

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

Skills you'll gain: LangChain, LLM Application, Retrieval-Augmented Generation, OpenAI API, LangGraph, AI Workflows, Large Language Modeling, AI Orchestration, Responsible AI, Generative AI, Agentic systems, Prompt Engineering, Generative AI Agents, Natural Language Processing, Cloud Development, Application Programming Interface (API), Python Programming, Application Deployment, Data Processing, Pandas (Python Package)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: PySpark, Customer Analysis, Big Data, Data Processing, Advanced Analytics, Statistical Modeling, Text Mining, Customer Insights, Risk Modeling, Data Transformation, Unstructured Data, Simulation and Simulation Software, Data Manipulation, Image Analysis
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: TCP/IP, Network Protocols, Application Programming Interface (API), Ajax, Web Development, General Networking, Web Applications, Javascript, Scalability, Event-Driven Programming, Server Side, Real Time Data, Network Analysis
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Test Case, Test Automation, Test Data, Functional Testing, Test Execution Engine, CI/CD, System Testing, Software Testing, No-Code Development, Debugging
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Git (Version Control System), Selenium (Software), Version Control, GitHub, Jenkins, CI/CD, Test Automation, Test Script Development, Test Tools, Browser Compatibility, Test Data, Java, SQL, MySQL
Intermediate · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Tensorflow, Model Deployment, Keras (Neural Network Library), Feature Engineering, Google Cloud Platform, Data Pipelines, Jupyter, Machine Learning Methods, Deep Learning, Data Preprocessing, Embeddings
Intermediate · Course · 1 - 3 Months

Whizlabs
Skills you'll gain: API Gateway, Amazon Elastic Compute Cloud, Amazon Web Services, Virtual Networking, Application Programming Interface (API), Load Balancing, Cloud Infrastructure, Network Architecture, Network Infrastructure, Network Security, Network Routing, Scalability, Frontend Performance
Intermediate · Course · 1 - 4 Weeks

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

Coursera
Skills you'll gain: API Design, Application Programming Interface (API), Restful API, Postman API Platform, Flask (Web Framework), MySQL, Databases, Software Versioning, Software Development, Design
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Java Programming, Development Environment, Java, Integrated Development Environments, Encryption, Cryptography, Virtualization and Virtual Machines, Performance Tuning, Application Programming Interface (API), Object Oriented Programming (OOP), Scalability
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Facebook, Pay Per Click Advertising, Campaign Management, Digital Advertising, Advertising Campaigns, Online Advertising, Advertising, Social Media, Social Media Campaigns, Social Media Marketing, Performance marketing, Content Performance Analysis, Target Audience, Lead Generation, A/B Testing, Bidding, Budget Management, Customer Engagement
Beginner · Course · 1 - 3 Months