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.

Skills you'll gain: React.js, Jest (JavaScript Testing Framework), Front-End Web Development, Unit Testing, UI Components, Web Development Tools, Code Reusability, Test Script Development, Event-Driven Programming, Javascript, Application Programming Interface (API), Development Testing, Data Sharing
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: ABAP RESTful Programming Model (RAP), SAP S/4HANA, Business Logic, SAP Applications, Unit Testing, Restful API, Application Deployment, Behavior-Driven Development, Full-Stack Web Development, Test Script Development, Application Design, Application Development, Development Testing, Web Applications, Application Frameworks, Software Architecture, Enterprise Architecture, UI Components, Data Modeling, Database Development
Advanced · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: MLOps (Machine Learning Operations), Data Pipelines, Model Evaluation, Systems Design, Transfer Learning, Data Preprocessing, Data Quality, Feature Engineering, Deep Learning, Python Programming, Data Validation, Scikit Learn (Machine Learning Library), Applied Machine Learning, Predictive Modeling, Software Engineering, Debugging, Supervised Learning, Git (Version Control System), Performance Metric, Statistical Analysis
Intermediate · Specialization · 1 - 3 Months

University of Minnesota
Skills you'll gain: Open Web Application Security Project (OWASP), Cloud Security, Authentications, Key Management, Cloud Applications, Application Security, Secure Coding, DevSecOps, Cloud Computing, Cloud Services, Identity and Access Management, Multi-Factor Authentication, Cryptography, Cryptographic Protocols, Application Programming Interface (API), Web Servers, Transaction Processing, Server Side
Intermediate · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Spring Framework, Java, Spring Boot, Java Programming, Hibernate (Java), Web Development, Web Servers, Web Components, Servers, Application Deployment, Databases
Intermediate · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Restful API, Web Services, Java Platform Enterprise Edition (J2EE), Software Design, Java, Application Programming Interface (API), API Design, Web Applications, Object Oriented Design, Software Design Patterns, Software Architecture, Command-Line Interface
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, Prompt Engineering Tools, Prompt Patterns, Token Optimization, LLM Application, Tool Calling, OpenAI API, OpenAI, Anthropic Claude, Large Language Modeling, Authentications, Generative AI, Code Review, Maintainability, AI Workflows, AI Integrations, Command-Line Interface, Application Programming Interface (API), Software Documentation, Key Management
Intermediate · Specialization · 1 - 3 Months

Google Cloud
Skills you'll gain: Serverless Computing, Cloud Applications, Database Administration, Back-End Web Development, Cloud Development, Database Development, Web Development Tools, Cloud Hosting, Cloud API, Data Store, Data Migration, Google Cloud Platform, Data Management
Beginner · Project · Less Than 2 Hours

Advancing Women in Tech
Skills you'll gain: Software Architecture, Systems Architecture, Systems Design, Technical Management, Software Design, API Design, System Design and Implementation, Technical Product Management, Cross-Functional Team Leadership, Engineering Management, Program Management, Microservices, Product Management, Cross-Functional Collaboration, Solution Architecture, Leadership and Management, Application Programming Interface (API), Amazon Web Services, Management Reporting
Mixed · Course · 1 - 4 Weeks

Pragmatic AI Labs
Skills you'll gain: GitHub Copilot, Model Context Protocol, GitHub, Responsible AI, Git (Version Control System), Vibe coding, Model Evaluation, AI Integrations, Object-Relational Mapping, Package and Software Management, Restful API, Open Source Technology, CI/CD, Security Controls, Generative AI, Agentic Workflows, Security Strategy, Enterprise Architecture, Automation Engineering, Machine Learning
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: AI Integrations, System Monitoring, API Testing, Middleware, Restful API, Site Reliability Engineering, Machine Learning
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Object Oriented Design, Object Oriented Programming (OOP), Software Design Patterns, Unified Modeling Language, Software Design, Java, Java Programming, Software Architecture, User Interface and User Experience (UI/UX) Design, API Design, Software Development, AI Integrations
Build toward a degree
Intermediate · Course · 1 - 3 Months