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: ASP.NET, JavaScript Frameworks, Application Programming Interface (API), Web Applications, Full-Stack Web Development, Restful API, .NET Framework, UI Components, Back-End Web Development, Object-Relational Mapping, Application Frameworks, Model View Controller, User Interface (UI), Data Modeling, Data Validation
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Cloud Applications, Cloud Development, Application Development, Google Cloud Platform, API Gateway, Application Programming Interface (API), Cloud API, Serverless Computing, Authentications, Identity and Access Management, Secure Coding, Node.JS, Event-Driven Programming, Back-End Web Development, Authorization (Computing)
Intermediate · Course · 1 - 3 Months

Scrimba
Skills you'll gain: React.js, Web Content Accessibility Guidelines, Game Design, Front-End Web Development, Application Programming Interface (API), User Interface (UI), Web Components, Usability, JavaScript Frameworks, Web Development Tools, Web Frameworks, Debugging, Web Development
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: JSON, Data Structures, Javascript, Application Programming Interface (API), Computer Programming, Object Oriented Programming (OOP), Debugging
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Role-Based Access Control (RBAC), Kubernetes, Hardening, Identity and Access Management, Authorization (Computing), User Accounts, Patch Management, Authentications, Application Programming Interface (API), Software Versioning
Intermediate · Course · 1 - 4 Weeks

Alex Genadinik
Skills you'll gain: Generative AI Agents, Email Automation, Vibe coding, Agentic Workflows, Agentic systems, AI Workflows, AI Orchestration, Sales Process, Marketing Automation, HubSpot CRM, Sales Enablement, Sales Pipelines, Software As A Service, Sales Development, Lead Generation, Business Development, Prompt Engineering, New Business Development, Application Deployment, Campaign Management
Mixed · Course · 1 - 3 Months

Skills you'll gain: AWS Kinesis, Amazon Web Services, Amazon CloudWatch, AWS Identity and Access Management (IAM), Distributed Denial-Of-Service (DDoS) Attacks, Cloud Security, Data Security, Amazon S3, Authentications, AWS CloudFormation, Key Management, Microservices, Real Time Data, Encryption
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Cloud Security, Google Cloud Platform, Identity and Access Management, Kubernetes, OAuth, Encryption, Cloud API, Application Security, Authorization (Computing), Data Encryption Standard, Cloud Storage, Authentications, Data Security, Application Programming Interface (API), Virtual Machines, Vulnerability Scanning, Key Management
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Authentications, Data Security, Cloud Security, Application Security, Key Management, Encryption, Software Installation, Role-Based Access Control (RBAC), Identity and Access Management, System Configuration, Command-Line Interface, Application Programming Interface (API)
Intermediate · Course · 1 - 3 Months

Skills you'll gain: HTML and CSS, JSON, Responsive Web Design, Ajax, Web Design and Development, Animations, Algorithms, Debugging
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Swift Programming, Apple iOS, Apple Xcode, UI Components, Mobile Development, Apple software proficiency, Application Design, User Interface (UI), Figma (Design Software), Integrated Development Environments, Color Theory, User Interface (UI) Design, API Design, Data Sharing, Animations, Debugging
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Apache, Web Servers, Authentications, Application Servers, Server Side, Secure Coding, Web Applications, Application Security, Restful API, Servers, Back-End Web Development, Javascript
Intermediate · Course · 1 - 4 Weeks