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: jQuery, Ajax, Responsive Web Design, Cascading Style Sheets (CSS), HTML and CSS, Web Content Accessibility Guidelines, Usability, Javascript and jQuery, Hypertext Markup Language (HTML), Web Development, Web Design and Development, Usability Testing, Javascript, Application Deployment, Web Design, Interactive Data Visualization, Event-Driven Programming, Semantic Web, Web Applications, Functional Testing
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: MLOps (Machine Learning Operations), Model Evaluation, Key Performance Indicators (KPIs), Business Metrics, Performance Analysis, Performance Measurement, Responsible AI, Test Execution Engine, Performance Metric, Test Automation, Feature Engineering, Verification And Validation, Content Performance Analysis, Machine Learning, Data Ethics, Quality Assessment, Gap Analysis, Cost Benefit Analysis, Research Design, Quantitative Research
Intermediate · Course · 1 - 4 Weeks

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: Cloud Applications, Cloud Deployment, Event-Driven Programming, Virtual Networking, Restful API, Cloud Infrastructure, Authentications, Application Programming Interface (API), Serverless Computing, Web Services, Virtual Machines, Authorization (Computing), Microsoft SQL Servers, Network Routing, Load Balancing
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Threat Modeling, Open Web Application Security Project (OWASP), DevSecOps, Secure Coding, Application Security, Threat Detection, Security Testing, Security Engineering, Continuous Delivery, Continuous Integration, Vulnerability Assessments, CI/CD, Vulnerability Scanning, Continuous Deployment
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Integration Testing, Command-Line Interface, Application Deployment, Dependency Analysis, Data Migration
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Microservices, API Gateway, Docker (Software), Containerization, Software Architecture, Software Design Patterns, Restful API, Web Services, Application Programming Interface (API), Event-Driven Programming, .NET Framework, Transaction Processing
Advanced · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Google Analytics, Marketing Analytics, Web Analytics, Marketing Effectiveness, Campaign Management, Digital Marketing, Target Audience, Customer Insights, Analytics, Performance Analysis, A/B Testing, Dashboard, Performance Metric, Content Strategy
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Technical Documentation, Brute-force attacks, Information Systems Security, Cybersecurity, Virtual Machines, Virtual Environment, Network Analysis
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Microservices, Redis, API Design, Docker (Software), .NET Framework, Software Architecture, Software Design Patterns, Restful API, Integration Testing, Distributed Computing, PostgreSQL, Data Validation
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Cybersecurity, Cyber Security Assessment, Incident Response, Firewall, Vulnerability Scanning, Network Protocols, Brute-force attacks, Vulnerability Assessments, Malware Protection, Virtualization and Virtual Machines, Linux Commands
Beginner · Course · 1 - 3 Months

Skills you'll gain: Cloud-Native Computing, Cloud Applications, Cloud Storage, Google Cloud Platform, Cloud Services, Application Development, Application Design, Data Storage, Cloud API, Data Store, Microservices
Intermediate · Course · 1 - 3 Months