API testing courses can help you learn how to validate API functionality, performance, security, and reliability. You can build skills in writing test cases, automating tests, and analyzing API responses to ensure they meet specifications. Many courses introduce tools like Postman, SoapUI, and JMeter, that support executing tests and monitoring API behavior. You'll also explore methods for integrating testing into the development process, enhancing collaboration between teams, and ensuring seamless application performance.

Skills you'll gain: Query Languages, Business Logic, Model View Controller, Software Architecture
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Restful API, ASP.NET, Microsoft SQL Servers, C# (Programming Language), Web Services, Database Management, Database Development, JSON, Back-End Web Development, SQL, Database Design, Server Side, .NET Framework, Object Oriented Programming (OOP), Application Programming Interface (API), API Design, Database Architecture and Administration, Programming Principles, Object Oriented Design
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Application Deployment, GitHub, Cloud Deployment, Performance Tuning, Unit Testing, Frontend Performance, System Monitoring
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Penetration Testing, Vulnerability Scanning, Vulnerability Management, Vulnerability Assessments, Cyber Security Assessment, Open Web Application Security Project (OWASP), Security Testing, Exploitation techniques, Application Security, Patch Management, Cyber Threat Intelligence, Cyber Engineering, Cyber Governance, Risk Management Framework, Linux Administration, Dashboard Creation, Ethical Standards And Conduct, Linux, Linux Commands, Linux Servers
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Kubernetes, Docker (Software), Application Deployment, Cloud Deployment, Cloud-Native Computing, Google App Engine, Google Cloud Platform, Distributed Computing, Test Tools, API Testing, Performance Stress Testing, Performance Testing, DevOps, Public Cloud, Restful API, Web Development
Intermediate · Project · Less Than 2 Hours

Skills you'll gain: Jest (JavaScript Testing Framework), Cloud Deployment, Software Testing, Web Development, Operational Databases, Full-Stack Web Development, Real Time Data, Application Programming Interface (API), Authentications, Context Management, Data Access
Intermediate · Course · 1 - 3 Months

Starweaver
Skills you'll gain: Open Web Application Security Project (OWASP), Security Testing, Cyber Security Strategy, Application Security, Vulnerability Scanning, Security Strategy, Penetration Testing, DevSecOps, Software Testing, Debugging, Cybersecurity, Vulnerability Assessments, Cyber Security Assessment, Secure Coding, Test Automation, Code Review, Vulnerability Management, Exploitation techniques, Technical Communication, Continuous Monitoring
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: AI Security, Open Web Application Security Project (OWASP), DevSecOps, Vulnerability Assessments, Computer Security Incident Management, Vulnerability Management, Vulnerability Scanning, Application Security, Security Controls, Secure Coding, Security Testing, API Testing, Authentications, Threat Management, Hardening, Dependency Analysis, Package and Software Management, Application Programming Interface (API), Risk Analysis, Supply Chain
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Cloud API, Google Cloud Platform, Application Programming Interface (API), Natural Language Processing, Machine Learning, Application Development
Beginner · Project · Less Than 2 Hours

University of Minnesota
Skills you'll gain: Cucumber (Software), Gherkin (Scripting Language), Software Testing, Testability, Test Case, White-Box Testing, Behavior-Driven Development, Code Coverage, Test Engineering, Functional Testing, Test Automation, JUnit, Requirements Analysis, Java Programming
Intermediate · Course · 1 - 4 Weeks

University of Minnesota
Skills you'll gain: Open Web Application Security Project (OWASP), Selenium (Software), Software Testing, Security Testing, Test Automation, Performance Testing, Functional Testing, Test Script Development, Mobile Development Tools, Test Tools, Test Execution Engine, Performance Stress Testing, Test Planning, Application Security
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: MLOps (Machine Learning Operations), LLM Application, AI Security, Test Automation, Test Script Development, Test Driven Development (TDD), Unit Testing, CI/CD, Continuous Integration, Software Testing, Testability, Large Language Modeling, Model Deployment, Test Case, Responsible AI, Security Testing, AI Workflows, Python Programming, Statistical Analysis, SQL
Intermediate · Course · 1 - 3 Months