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.

Board Infinity
Skills you'll gain: Make.com, Email Automation, DeepSeek API, Deepseek, Workflow Management, Agentic Workflows, AI Workflows, No-Code Development, User Interface (UI), LLM Application, AI Orchestration, AI Integrations, Human Computer Interaction, Generative AI Agents, Large Language Modeling, Automation, Application Programming Interface (API), Natural Language Processing, Prompt Engineering, Debugging
★ 4.1 (64) · Intermediate · Specialization · 1 - 3 Months

Amazon Web Services
Skills you'll gain: Infrastructure as Code (IaC), AWS CloudFormation, IT Automation, Scripting, Bash (Scripting Language), Amazon Web Services, Command-Line Interface, Configuration Management, Amazon Elastic Compute Cloud, Automation, Scripting Languages, Continuous Monitoring, Cloud Deployment, Cloud Management, Continuous Integration, Cloud Computing, Software Testing
★ 4.6 (81) · Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Prompt Patterns, Generative AI, Prompt Engineering Tools, Prompt Engineering, AI literacy, Google Cloud Platform, Large Language Modeling, Cloud API, Cloud Computing
★ 4.3 (15) · Beginner · Project · Less Than 2 Hours

Skills you'll gain: Penetration Testing, Security Testing, Hardening, Brute-force attacks, Test Automation, Business Logic, Cloud Security, Network Analysis, Programming Principles, API Testing, General Data Protection Regulation (GDPR), Cloud Computing, Vulnerability Management, Wireless Networks, Data Persistence, Application Programming Interface (API), Data Security
★ 4.7 (22) · Intermediate · Specialization · 1 - 3 Months

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

Edureka
Skills you'll gain: Prompt Patterns, Generative AI Agents, AI Orchestration, AI Workflows, Business Process Automation, Make.com, Large Language Modeling, Automation, ChatGPT, Agentic systems, Generative Model Architectures, Agentic Workflows, LangChain, Responsible AI, AI Security, Workflow Management, OpenAI, Process Optimization, Application Programming Interface (API), Decision Support Systems
★ 4.3 (26) · Beginner · Specialization · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Hardware Design, Electronic Hardware, Schematic Diagrams, Electronics, Computer-Aided Design, Electronic Systems, Mechanical Design, Drafting and Engineering Design, Communication Systems, Electronics Engineering, Remote Access Systems, Linux, Digital Communications, Restful API, Electrical Engineering, Web Applications, Telecommunications, Systems Of Measurement, Digital Signal Processing, Data Processing
★ 4.8 (104) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Frontend Integration, Restful API, Spring Boot, Full-Stack Web Development, React.js, IntelliJ IDEA, Spring Framework, Object-Relational Mapping, Web Services, JavaScript Frameworks, Front-End Web Development, YAML, Web Applications, Back-End Web Development, Data Access, Database Application, User Interface (UI), Context Management, Application Programming Interface (API), Databases
★ 4.6 (30) · Intermediate · Specialization · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Spring Framework, Object-Relational Mapping, Transaction Processing, Data Persistence, Spring Boot, Database Management, Database Systems, Data Access, Restful API, Web Services, Data Management
★ 3.9 (47) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Responsible AI, Microsoft Azure, Data Ethics, Natural Language Processing, Image Analysis, Generative AI, Artificial Intelligence, Cloud Solutions, Large Language Modeling, AI Security, Computer Vision, OpenAI, OpenAI API, LLM Application, AI Integrations, Model Deployment, Key Management, Python Programming, Model Evaluation
★ 3.4 (26) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Restful API, Android Development, Kotlin, API Design, Android Studio, Application Programming Interface (API), Android Jetpack, Mobile Development, Database Application, Database Management, Data Persistence, Databases, JSON, Database Development, Web Applications, Back-End Web Development, SQL, Data Access, Relational Databases
★ 4.7 (62) · Intermediate · Course · 1 - 3 Months

Meta
Skills you'll gain: Restful API, SQL, React Native, Database Management, Databases, Application Programming Interface (API), API Design, Relational Databases, Data Persistence, Mobile Development, Data Storage Technologies, Data Management, Application Development, Authentications
★ 4.7 (69) · Intermediate · Course · 1 - 3 Months