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: Cloud Deployment, Cloud-Native Computing, Cloud Platforms, Application Deployment, Microservices, Cloud Computing, DevOps, Kubernetes, Cloud Management, Continuous Delivery, Containerization, Amazon Web Services, Serverless Computing, Virtual Machines, Performance Testing, Virtualization and Virtual Machines, System Monitoring, Flask (Web Framework), Performance Stress Testing, Continuous Monitoring
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Jest (JavaScript Testing Framework), CI/CD, Model View Controller, User Acceptance Testing (UAT), Continuous Integration, Cucumber (Software), Postman API Platform, Ansible, Software Testing, OAuth, Web Development Tools, Behavior-Driven Development, Application Performance Management, Prometheus (Software), Authentications, Test Driven Development (TDD), Package and Software Management, Cloud API, Javascript, Software Engineering
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: User Interface (UI) Design, Data Persistence, Data Store, Operational Databases, Object Oriented Design, Database Application, Data Access, Package and Software Management, Cloud API, Computer Programming, Code Reusability, Data Mapping, Software Installation, Data Modeling
Intermediate · Specialization · 1 - 3 Months

Amazon Web Services
Skills you'll gain: Amazon Bedrock, Prompt Engineering, Responsible AI, Generative AI, Large Language Modeling, LLM Application, AI literacy, AI Integrations, Model Evaluation, Application Programming Interface (API)
Beginner · Course · 1 - 4 Weeks

Advancing Women in Tech
Skills you'll gain: Software Architecture, Engineering Management, Goal Setting, Systems Architecture, Systems Design, Technical Management, Software Design, Smart Goals, API Design, System Design and Implementation, Technical Product Management, Cross-Functional Collaboration, Cross-Functional Team Leadership, Management Training And Development, Recruitment, Program Management, Team Performance Management, Software Engineering, Microservices, Employee Retention
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Cryptography, Security Requirements Analysis, Network Architecture, Network Security, Internet Of Things, Cybersecurity, Web Services, Advanced Encryption Standard (AES), Encryption, Embedded Systems, Network Protocols, Public Key Cryptography Standards (PKCS), Communication Systems, Threat Modeling, Security Controls, Simple Object Access Protocol (SOAP), TCP/IP, Web Applications, Restful API, Information Privacy
Intermediate · Course · 1 - 3 Months

Skills you'll gain: AI Security, AI Integrations, Agentic Workflows, Responsible AI, AI Orchestration, Authorization (Computing), JSON, Agentic systems, Context Management, Requirements Elicitation
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Email Automation, Workflow Management, Agentic Workflows, AI Workflows, No-Code Development, Deepseek, AI Orchestration, DeepSeek API, LLM Application, Generative AI Agents, Large Language Modeling, Generative AI, Automation, Application Deployment, AI Integrations, Google Sheets, Gmail
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Frontend Integration, Web Applications, API Design, User Interface (UI), Databases, Cloud-Based Integration, GitHub, Dashboard Creation, Data Validation
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: LangChain, LLM Application, Prompt Engineering, API Design, MLOps (Machine Learning Operations), Large Language Modeling, Performance Tuning, Microservices, Application Deployment, Kubernetes, Scalability, Site Reliability Engineering, DevOps, CI/CD, Docker (Software), Python Programming, Containerization, System Monitoring, Cloud Platforms, Security Controls
Intermediate · Specialization · 3 - 6 Months

EC-Council
Skills you'll gain: Node.JS, MongoDB, Angular, Full-Stack Web Development, JavaScript Frameworks, Restful API, Web Frameworks, Secure Coding, Server Side, Web Applications, Web Development, NoSQL, Front-End Web Development, Web Development Tools, Web Servers, Postman API Platform, Application Programming Interface (API), API Design, Javascript, Back-End Web Development
Beginner · Course · 1 - 3 Months

Scrimba
Skills you'll gain: React.js, UI Components, Front-End Web Development, Web Content Accessibility Guidelines, User Interface (UI), Code Reusability, JavaScript Frameworks, Web Development Tools, Web Frameworks, Cascading Style Sheets (CSS), Application Programming Interface (API), Data Mapping
Intermediate · Course · 3 - 6 Months