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.

Coursera
Skills you'll gain: Responsible AI, Database Management, Back-End Web Development, Generative AI, Performance Tuning, Database Development, API Design, Application Programming Interface (API), AI Integrations, Databases, AI literacy, Artificial Intelligence, Risk Management
★ 4.5 (23) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Generative AI Agents, OpenAI API, Responsible AI, Content Creation, Hugging Face
★ 4.6 (16) · Beginner · Course · 1 - 3 Months
Amazon Web Services
Skills you'll gain: Generative AI, Generative AI Agents, Amazon Bedrock, Agentic systems, AI Product Strategy, Responsible AI, Agentic Workflows, AI Integrations, LLM Application, Application Programming Interface (API), Application Development, Amazon Web Services, Data Governance, Commercialization, Cost Management, Personally Identifiable Information, Cost Containment, Cost Control, Model Training, Compliance Management
★ 4.6 (31) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Full-Stack Web Development, Javascript, Web Development Tools, Jest (JavaScript Testing Framework), Web Design and Development, Object Oriented Programming (OOP), Web Development, Application Programming Interface (API), HTML and CSS, Back-End Web Development, Web Applications, JSON, Restful API, Event-Driven Programming, Application Development, Application Deployment, Unit Testing, Programming Principles, Data Structures, Prototyping
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: User Interface (UI) Design, Data Persistence, Data Store, Object Oriented Design, Database Application, Interactive Data Visualization, Database Management, Real Time Data, Program Development, Package and Software Management, Computer Programming, Code Reusability, Data Management, Software Installation, Data Modeling
★ 4.6 (30) · Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: React.js, Test Case, JavaScript Frameworks, Unit Testing, Code Reusability, Test Script Development, Test Tools, UI Components, Functional Design, Software Testing, Development Testing, Event-Driven Programming, Context Management, Data Sharing
Intermediate · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: Multimodal Prompts, Gemini, Prompt Engineering, Google Gemini, Prompt Patterns, LLM Application, Tool Calling, Large Language Modeling, Token Optimization, Application Programming Interface (API), Image Analysis
★ 4.9 (29) · Beginner · Project · Less Than 2 Hours

Skills you'll gain: Logistic Regression, Predictive Modeling, Predictive Analytics, SAS (Software), Statistical Modeling, Regression Analysis, Statistical Programming, Model Evaluation, Statistical Software, Model Training, Statistical Analysis, Data Validation, Model Deployment, Statistical Methods, Correlation Analysis, Statistical Hypothesis Testing, Probability
★ 4.7 (53) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: LangChain, LLM Application, Prompt Engineering, API Design, MLOps (Machine Learning Operations), Large Language Modeling, Performance Tuning, Microservices, Application Deployment, Kubernetes, Scalability, Site Reliability Engineering, DevOps, CI/CD, Docker (Software), Python Programming, Containerization, System Monitoring, Cloud Platforms, Security Controls
★ 2.6 (7) · Intermediate · Specialization · 3 - 6 Months

MongoDB Inc.
Skills you'll gain: Data Transformation, MongoDB, Data Manipulation, Data Processing, Data Integration, NoSQL, Data Migration, Data Analysis, Query Languages, Data Preprocessing, Data Pipelines, Unstructured Data, Network Analysis
★ 4.4 (66) · Intermediate · Course · 1 - 4 Weeks

Macquarie University
Skills you'll gain: Data-Driven Decision-Making, Microsoft Excel, Forecasting, Regression Analysis, Data Literacy, Excel Formulas, Statistical Analysis, Data Analysis Software, Time Series Analysis and Forecasting, Spreadsheet Software, Analytics, Data Visualization, Statistical Methods, Data Analysis, Statistics, Statistical Hypothesis Testing, Probability & Statistics, Statistical Inference, Statistical Modeling, Variance Analysis
★ 4.7 (34) · Advanced · Course · 1 - 3 Months

Skills you'll gain: Infrastructure as Code (IaC), Identity and Access Management, Verification And Validation, Cloud Deployment, IT Infrastructure, Multi-Tenant Cloud Environments, IT Automation, Code Reusability, Development Testing, Data Structures, Authentications, Data Security, Dependency Analysis
Beginner · Specialization · 3 - 6 Months