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: Large Language Modeling, Model Deployment, Natural Language Processing, Application Deployment, Transfer Learning, Embeddings, Workflow Management, Artificial Intelligence and Machine Learning (AI/ML), Python Programming, Data Processing, Application Programming Interface (API), Model Evaluation, Automation, Software Installation
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Restful API, Spring Framework, Microservices, Cloud Deployment, API Design, Spring Boot, OAuth, System Design and Implementation, Java, Systems Design, Service Oriented Architecture, Software Design, Performance Tuning, Authentications, Web Design and Development, Sprint Planning, NoSQL, SQL, Databases, Product Management
Beginner · Course · 1 - 3 Months

Logical Operations
Skills you'll gain: Web Services, Web Applications, Application Development, Database Application, User Interface (UI), Python Programming, Restful API, Databases, Database Management, Application Security, Network Protocols, User Interface (UI) Design, Scripting, Relational Databases, Object Oriented Programming (OOP), Computer Programming, Software Development, Scripting Languages, Object Oriented Design, Programming Principles
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Cloud Infrastructure, Microsoft Azure, Infrastructure As A Service (IaaS), Data Processing, Big Data, Apache Spark, Artificial Intelligence and Machine Learning (AI/ML), Databricks, Infrastructure Security, Data Pipelines, Virtual Networking, Azure DevOps, Virtual Machines, Azure Active Directory, Analytics, Active Directory, Network Security, Model Deployment, Python Programming, Role-Based Access Control (RBAC)
Beginner · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Model Context Protocol, AI Security, Scalability, Software Architecture, Servers, Interoperability, System Design and Implementation, API Design, Enterprise Security, Real Time Data, Performance Tuning
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Retrieval-Augmented Generation, Vector Databases, Agentic systems, AI Workflows, Hugging Face, CrewAI, Embeddings, Transfer Learning
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Scripting, Email Automation, Google Workspace, Google Sheets, Automation, Spreadsheet Software, Gmail, Javascript, Hypertext Markup Language (HTML), Web Applications, Application Design, Application Development, Application Programming Interface (API)
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Microsoft Azure, Mobile Development Tools, System Implementation, System Configuration, Application Programming Interface (API), Data Integration, Simulations
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Case Studies, User Experience Design, Business Analysis, Natural Language Processing, Application Programming Interface (API), Application Deployment, Application Development, Artificial Intelligence, Systems Integration, Scalability
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Restful API, Flask (Web Framework), Application Deployment, Unit Testing, Python Programming, Web Applications, Software Development Life Cycle, IBM Cloud, Artificial Intelligence, Code Review, Integrated Development Environments, Natural Language Processing, Programming Principles
Intermediate · Course · 1 - 4 Weeks

University at Buffalo
Skills you'll gain: Blockchain, Test Driven Development (TDD), Cryptography, Development Testing, Application Development, Transaction Processing, Emerging Technologies, Integrated Development Environments, Software Architecture, Network Protocols, Encryption, Web Applications, Program Development, Distributed Computing, Application Programming Interface (API), Microsoft Azure, FinTech, Development Environment, Web Language, Web Development Tools
Intermediate · Specialization · 3 - 6 Months
Skills you'll gain: Salesforce, Business Process Automation, Robotic Process Automation, Salesforce Development, Automation, Enterprise Architecture, AI Workflows, Enterprise Application Management, Business Transformation, Technical Consulting, Governance, Change Management, Systems Architecture, Scalability, Performance Measurement, Consulting, Application Programming Interface (API), API Design, Program Development, Generative AI
Advanced · Course · 1 - 4 Weeks