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: Simple Object Access Protocol (SOAP), Development Environment, Hibernate (Java), Systems Architecture, Back-End Web Development, Service Oriented Architecture, Eclipse (Software), Authentications
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Google Cloud Platform, YAML, Restful API, Load Balancing, Configuration Management
Intermediate · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Prompt Engineering, Anthropic Claude, Responsible AI, Cloud Applications, Multimodal Prompts, LLM Application, OpenAI, HTML and CSS, Cloud API, ChatGPT, Application Deployment, Mobile Development, API Gateway, Web Applications, Generative AI, Data Ethics, Application Programming Interface (API), Cloud Computing, Debugging, Artificial Intelligence
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: LLM Application, OpenAI, Generative AI Agents, Agentic systems, Tool Calling, Prompt Engineering, ChatGPT, Artificial Intelligence, Application Programming Interface (API), User Interface (UI), Large Language Modeling, Python Programming, Development Environment, Application Deployment, JSON, Debugging
Intermediate · Course · 1 - 4 Weeks

Meta
Skills you'll gain: Jest (JavaScript Testing Framework), React.js, Web Applications, JavaScript Frameworks, Application Development, API Design, UI Components, Unit Testing, Front-End Web Development, Software Design Patterns, Cascading Style Sheets (CSS), Javascript, Development Environment, Hypertext Markup Language (HTML), Debugging
Intermediate · Specialization · 1 - 3 Months

Duke University
Skills you'll gain: Debugging, Java, Algorithms, Java Programming, Statistical Analysis, Software Design, Computer Programming, Data Import/Export, Integrated Development Environments, Data Manipulation, Object Oriented Programming (OOP), Data Analysis, Software Testing, Problem Solving
Beginner · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Apache Kafka, Data Pipelines, Google Cloud Platform, Java, Public Cloud, Cloud API, Network Analysis
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Role-Based Access Control (RBAC), Continuous Deployment, Firewall, Virtual Private Networks (VPN), Network Administration, Proxy Servers, Capacity Management, CI/CD, Key Management, Software Versioning, Network Security, API Gateway, YAML, Identity and Access Management, Disaster Recovery, Scalability, Large Language Modeling
Beginner · Specialization · 3 - 6 Months

Advancing Women in Tech
Skills you'll gain: Business Process Automation, AI Product Strategy, Workflow Management, Collaboration, Productivity Software, Artificial Intelligence and Machine Learning (AI/ML), AI Personalization, Generative AI, Responsible AI, Business Communication, Productivity, Operational Efficiency, Administration, Business Operations, Planning, Project Planning, Business Planning, Project Management, Business Administration, Business
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: ASP.NET, .NET Framework, Responsive Web Design, API Design, Restful API, Middleware, Data Migration, Configuration Management, Application Deployment, Data Validation, HTML and CSS, Database Application, Software Testing, C# (Programming Language), Postman API Platform, Full-Stack Web Development, Microsoft Azure, Web Applications, Web Development, Javascript and jQuery
Intermediate · Professional Certificate · 3 - 6 Months

Amazon Web Services
Skills you'll gain: Software Architecture, Amazon DynamoDB, Cloud Applications, Databases, Amazon Web Services, Event-Driven Programming, API Gateway, Relational Databases, Serverless Computing, Python Programming, Cloud API, Service Oriented Architecture, Microservices, NoSQL, Application Development, Web Development, Automation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: LangChain, LLM Application, LangGraph, Large Language Modeling, Responsible AI, Generative AI, Agentic systems, Prompt Engineering, Generative AI Agents, Performance Tuning, Artificial Intelligence, Natural Language Processing, Cloud Development, Application Programming Interface (API), Python Programming, Application Performance Management, Scalability, Application Deployment, Data Processing, Pandas (Python Package)
Intermediate · Course · 1 - 4 Weeks