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.

University of Illinois Urbana-Champaign
Skills you'll gain: Hydrology, Water Quality, Water Resources, Environmental Monitoring, Research Reports, Environment and Resource Management, Natural Resource Management, Geographic Information Systems, Environmental Science, Laboratory Testing, Geospatial Information and Technology, Technical Documentation
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Cloud Management, Innovation, Digital Transformation, Cloud Infrastructure, Cloud Security, Google Cloud Platform, Business Transformation, Cloud Computing Architecture, Google App Engine, Big Data, Cloud Storage, Application Programming Interface (API), Cost Management, Cloud Computing, System Monitoring, Cloud Applications, Hybrid Cloud Computing, Looker (Software), Organizational Change, Information Technology Operations
Beginner · Specialization · 3 - 6 Months

Skillshare
Skills you'll gain: Web Components, LESS, Web Development, Semantic Web, Web Content Accessibility Guidelines, Scalability
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: OpenAI API, ChatGPT, Unified Modeling Language, LLM Application, Prompt Engineering, Software Visualization, Technical Communication, User Story, Application Programming Interface (API), Development Environment
Intermediate · Guided Project · Less Than 2 Hours

Google Cloud
Skills you'll gain: Kubernetes, Load Balancing, Google Cloud Platform, Containerization, DevOps, Performance Testing, Application Performance Management, Cloud Infrastructure, Configuration Management
Intermediate · Project · Less Than 2 Hours

Coursera
Skills you'll gain: Deepseek, Model Deployment, AI Enablement, LLM Application, Generative Model Architectures, Competitive Analysis, AI Product Strategy, AI Workflows, Application Deployment, Organizational Strategy, Data Ethics, Model Evaluation, Automation, Integration Testing, Cost Reduction, Process Optimization, Program Evaluation
Intermediate · Course · 1 - 4 Weeks

Starweaver
Skills you'll gain: MITRE ATT&CK Framework, Cyber Operations, Threat Modeling, Cyber Security Strategy, Cyber Threat Intelligence, Penetration Testing, Cybersecurity, Exploitation techniques, AI Security, Threat Management, Vulnerability Assessments, Human Factors (Security), Security Awareness, Security Testing, Cyber Attacks, Network Security
Intermediate · Course · 1 - 3 Months

Whizlabs
Skills you'll gain: Network Security, Cyber Attacks, Security Testing, Digital Forensics, Infrastructure Security, Identity and Access Management, Cloud Security, Security Awareness, Threat Detection, Test Tools, Firewall, OSI Models, Single Sign-On (SSO), Computer Networking, Data Encryption Standard, Cloud Computing, Public Key Infrastructure
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: CI/CD, Kubernetes, Continuous Deployment, Continuous Integration, Google Cloud Platform, Test Automation, Containerization, Cloud Development, Git (Version Control System)
Intermediate · Project · Less Than 2 Hours

Skills you'll gain: Prompt Engineering, Generative AI, ChatGPT, OpenAI API, Microsoft Copilot, AI Workflows, Application Development, Code Review, Debugging
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Mac OS, Application Lifecycle Management, Endpoint Security, Cloud Deployment, iOS Development, Web Servers, Mobile Development Tools, Single Sign-On (SSO), Test Planning
Intermediate · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Object Oriented Design, Software Design Patterns, Unified Modeling Language, Java Programming, Software Architecture, Application Design, User Interface and User Experience (UI/UX) Design, Software Engineering, API Design, Software Development
Build toward a degree
Intermediate · Course · 1 - 3 Months