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.

Board Infinity
Skills you'll gain: ASP.NET, Object Oriented Programming (OOP), Object Oriented Design, Web Design and Development, Application Frameworks, Frontend Integration, Programming Principles, API Design, Middleware, Object-Relational Mapping, Model View Controller, Event-Driven Programming, User Interface (UI), Frontend Performance, Cascading Style Sheets (CSS), Maintainability, Code Reusability
★ 4.2 (49) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Data Integrity, Database Architecture and Administration, Data Integration, Power BI, Data Maintenance, Database Administration, Database Management, Microsoft SQL Servers, Data Validation, Relational Databases, Databases, Application Programming Interface (API), Dashboard Creation, Dashboard, Data Quality, Interactive Data Visualization, Business Intelligence, Data Security, Systems Integration, Role-Based Access Control (RBAC)
★ 4.9 (21) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: AI Integrations, User Story, Prompt Engineering, No-Code Development, User Feedback, Technical Communication, Application Deployment, Performance Tuning, Data Wrangling, Version Control, Business Process Automation, DevSecOps, Site Reliability Engineering, Integration Testing, Application Security, Application Programming Interface (API), Agile Methodology, LLM Application, Data Integration, Scalability
Intermediate · Specialization · 3 - 6 Months

LearnQuest
Skills you'll gain: Apache Maven, Spring Framework, Microservices, Java Platform Enterprise Edition (J2EE), Spring Boot, Java, Java Programming, Build Tools, Back-End Web Development, Software Architecture, Server Side, Load Balancing, Cloud Development, Restful API, Web Applications, Scalability
★ 4.5 (52) · Advanced · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: AWS Identity and Access Management (IAM), Amazon Web Services, Serverless Computing, Amazon S3, Identity and Access Management, Disaster Recovery, Amazon Elastic Compute Cloud, Amazon CloudWatch, Cloud Computing Architecture, Amazon Redshift, Cloud Hosting, Amazon DynamoDB, Cloud Services, Solution Architecture, Cloud Engineering, Containerization, Cloud Infrastructure, Cloud Storage, Cloud Computing, API Gateway
★ 3.9 (49) · Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: GitHub Copilot, Object Oriented Design, Object Oriented Programming (OOP), Game Design, Unit Testing, Python Programming, AI Enablement, Program Development, GitHub, Development Environment, Debugging
★ 4.7 (11) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Threat Detection, Cyber Security Strategy, Cyber Threat Intelligence, Cybersecurity, Spatial Analysis, Interactive Data Visualization, Geospatial Information and Technology, Web Scraping, Penetration Testing, Digital Forensics, IT Automation, Data Security, Security Awareness, Personally Identifiable Information, Network Security, Scripting, Network Analysis, Open Source Technology, Information Privacy
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Application Security, Security Testing, Risk Management Framework, Systems Development Life Cycle, Secure Coding, Threat Modeling, Software Testing, Software Development, Software Development Life Cycle, Web Applications, Vulnerability Scanning, Development Testing, Software Development Methodologies, Application Programming Interface (API), Code Reusability, Databases, Agile Methodology, Exploitation techniques, Data Validation
★ 4.9 (18) · Advanced · Course · 1 - 4 Weeks
University of Michigan
Skills you'll gain: R (Software), Model Evaluation, Statistical Modeling, Statistics, Data Visualization, Data Analysis, Sampling (Statistics), Data Wrangling, Data Manipulation, Predictive Modeling, Correlation Analysis, Histogram, Biostatistics, Statistical Reporting, Statistical Analysis, Statistical Hypothesis Testing, Scripting, Statistical Software, Package and Software Management, Scripting Languages
★ 4.9 (13) · Beginner · Specialization · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Sampling (Statistics), Statistical Hypothesis Testing, Data-Driven Decision-Making, Descriptive Statistics, Correlation Analysis, Data Literacy, Data Analysis, Plot (Graphics), Probability Distribution, Statistics, Statistical Visualization, Statistical Analysis, Estimation, R (Software), Data Visualization, Risk Analysis, Statistical Software, Statistical Programming, Statistical Methods, Problem Solving
★ 4.6 (45) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Cloud-Native Computing, Docker (Software), Containerization, Microservices, Agile Methodology, DevOps, Agile Software Development, Kubernetes, CI/CD, Cloud Development, Agile Project Management, Hybrid Cloud Computing, Scrum (Software Development), Restful API, Continuous Delivery, Cloud Applications, Continuous Integration, Cloud Infrastructure, Postman API Platform, Continuous Deployment
★ 4.6 (21) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Test Automation, Test Tools, Continuous Integration, CI/CD, AI Orchestration, AI Integrations, Software Quality Assurance, Maintainability, Quality Assurance, Automation, Verification And Validation, User Interface (UI), Natural Language Processing, Scalability
Beginner · Course · 1 - 4 Weeks