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.

Macquarie University
Skills you'll gain: Pivot Tables And Charts, Sample Size Determination, Data Visualization, Statistical Inference, Data Visualization Software, Statistical Hypothesis Testing, Statistics, Data-Driven Decision-Making, Microsoft Excel, Correlation Analysis, Descriptive Statistics, Probability & Statistics, Data Analysis, Forecasting, Regression Analysis, Business Analytics, Spreadsheet Software, Statistical Modeling, Statistical Visualization, Data Presentation
Beginner · Specialization · 3 - 6 Months

LearnQuest
Skills you'll gain: Core Data (Software), Model View Controller, Apple iOS, JSON, Swift Programming, Unit Testing, Responsive Web Design, Apple Xcode, iOS Development, Mobile Development, Data Persistence, Data Structures, Object Oriented Programming (OOP), Apple software proficiency, UI Components, User Interface (UI), Transaction Processing, Database Application, Application Programming Interface (API), Application Development
Beginner · Specialization · 3 - 6 Months

University of California, Davis
Skills you'll gain: Experimentation, Product Testing, Laboratory Testing, Laboratory Experience, Food and Beverage, Consumer Behaviour, Scientific Methods, Systems Of Measurement, Case Studies, Quality Assurance, Physiology, Research Design, Usability Testing, Science and Research, Data Collection, Statistical Analysis, Nutrition and Diet, Human Factors, Anatomy, Product Development
Beginner · Specialization · 3 - 6 Months

Scrimba
Skills you'll gain: React.js, UI Components, Front-End Web Development, Web Content Accessibility Guidelines, User Interface (UI), JavaScript Frameworks, Interaction Design, Web Development Tools, Event-Driven Programming, Web Frameworks, Cascading Style Sheets (CSS), Application Programming Interface (API)
Intermediate · Course · 3 - 6 Months

Board Infinity
Skills you'll gain: Software Quality Assurance, Software Development Life Cycle, Quality Assurance, Software Documentation, Functional Testing, Software Testing, Software Development Methodologies, Acceptance Testing, User Acceptance Testing (UAT), Test Case, Maintainability, Unit Testing, Software Design, System Testing, Integration Testing, Waterfall Methodology, Agile Methodology, Regression Testing
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Identity and Access Management, IT Security Architecture, Security Testing, Single Sign-On (SSO), Data Security, Contingency Planning, User Provisioning, Cryptography, Network Security, Application Security, Information Systems Security, Cryptographic Protocols, Asset Protection, Cloud Security, Computer Security Incident Management, Digital Assets, Public Key Cryptography Standards (PKCS), Incident Response, Risk Management Framework, Risk Management
Advanced · Specialization · 3 - 6 Months

Skills you'll gain: Mobile Development, Generative AI, Application Development, API Testing, Test Automation, User Interface (UI), Responsible AI, Performance Tuning, Prompt Engineering, Human Computer Interaction, Automation, Analysis
Beginner · Course · 1 - 4 Weeks

Imperial College London
Skills you'll gain: Tensorflow, Keras (Neural Network Library), Model Evaluation, Deep Learning, Image Analysis, Convolutional Neural Networks, Transfer Learning, Supervised Learning, Computer Vision, Model Deployment, Artificial Neural Networks, Data Preprocessing
Intermediate · Course · 1 - 3 Months

Peking University
Skills you'll gain: Java Programming, Java, Maintainability, Software Design Patterns, Computer Programming, Object Oriented Programming (OOP), UI Components, JUnit, User Interface (UI), Application Development, Application Programming Interface (API), Software Development Tools, Web Applications, Database Application, Algorithms, Data Structures, Debugging, File I/O
Intermediate · Course · 1 - 3 Months

Skills you'll gain: LangGraph, Generative AI Agents, Agentic systems, AI Workflows, OpenAI API, LLM Application, Artificial Intelligence, User Interface (UI), Prompt Engineering, Natural Language Processing, Python Programming, Context Management
Intermediate · Course · 1 - 3 Months

Duke University
Skills you'll gain: Cloud Deployment, Cloud-Native Computing, Cloud Applications, Cloud Platforms, Microservices, Cloud Computing, DevOps, Kubernetes, Continuous Delivery, Containerization, Amazon Web Services, Serverless Computing, Virtual Machines, Performance Testing, System Monitoring, Flask (Web Framework)
Beginner · Course · 1 - 4 Weeks

Peking University
Skills you'll gain: Statistical Hypothesis Testing, SPSS, Statistical Analysis, Statistical Methods, Sampling (Statistics), Descriptive Statistics, Correlation Analysis, Regression Analysis, Probability & Statistics, Statistics, Quantitative Research, Data Analysis Software
Mixed · Course · 1 - 3 Months