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: Jest (JavaScript Testing Framework), Unit Testing, Test Script Development, TypeScript, Angular, Test Case, Software Testing, JavaScript Frameworks, Web Development Tools, Testability, Development Testing, Code Coverage, Test Automation, Browser Compatibility, Test Tools, Integration Testing, Javascript, Node.JS, UI Components, Object Oriented Programming (OOP)
Intermediate · Specialization · 1 - 4 Weeks

Università di Napoli Federico II
Skills you'll gain: Research Methodologies, Qualitative Research, Research Design, Research, Social Sciences, Case Studies, Scientific Methods, Policy Analysis, Sociology, Statistical Analysis, Computational Logic, Regression Analysis, Political Sciences, Statistical Hypothesis Testing
★ 4.6 (11) · Beginner · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Generative Model Architectures, GitHub Copilot, Retrieval-Augmented Generation, Artificial Intelligence and Machine Learning (AI/ML), Responsible AI, Embeddings, Gemini, Software Development Tools, Fine-tuning, AI Integrations
Beginner · Course · 1 - 4 Weeks
University of Colorado Boulder
Skills you'll gain: Computational Logic, Systems Design, Verification And Validation, Computer Engineering, Communication Systems, Systems Analysis, Software Systems, Process Modeling, Theoretical Computer Science, Computational Thinking, Functional Specification, Software Architecture, Model Optimization, Software Design, Graph Theory, Software Testing, Software Quality Assurance, Computer Architecture, Test Tools, Logical Reasoning
★ 4.7 (11) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Test Automation, Selenium (Software), Test Script Development, Test Tools, Test Case, Software Testing, Test Execution Engine, Test Data, Apache Maven, Automation, Java, Maintainability, Code Reusability, Extensible Markup Language (XML)
Beginner · Course · 1 - 3 Months

Skills you'll gain: Debugging, Apple Xcode, Swift Programming, API Testing, iOS Development, Integrated Development Environments, Apple iOS, Software Testing, Unit Testing, Test Script Development, Application Programming Interface (API), Network Troubleshooting, Test Case, Computer Programming Tools, Knowledge of Apple Software, Mobile Development Tools, Program Development
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Vulnerability Assessments, Vulnerability Management, Cybersecurity, AI Security, Data Persistence, Incident Management, Technical Communication, Risk Analysis
★ 4.9 (11) · Advanced · Course · 1 - 3 Months

University of California, Irvine
Skills you'll gain: Video Game Development, Game Design, iOS Development, Animation and Game Design, Usability Testing, Apple iOS, Mobile Development, Usability, Animations, Application Design, User Interface (UI) Design
★ 4.9 (10) · Mixed · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Editing, Student-Centred Learning, Writing and Editing, Student Engagement, Teaching, Instructional Strategies, Peer Review, Writing
★ 4.3 (12) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: AI Security, Threat Modeling, Threat Management, LLM Application, MITRE ATT&CK Framework, LangChain, Threat Detection, Large Language Modeling, Continuous Monitoring, Event Monitoring, Security Testing, Cyber Threat Intelligence, Generative AI, Embeddings, LangGraph, Prompt Engineering, Vector Databases
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Model Evaluation, Model Training, Classification And Regression Tree (CART), Decision Tree Learning, Data Preprocessing, R (Software), Statistical Modeling, R Programming, Supervised Learning, Machine Learning
★ 4.8 (6) · Beginner · Guided Project · Less Than 2 Hours

Johns Hopkins University
Skills you'll gain: Statistical Modeling, Exploratory Data Analysis, R Programming, Predictive Modeling, Sampling (Statistics), Statistical Hypothesis Testing, Tidyverse (R Package), Data Analysis, Data Modeling, Data-Driven Decision-Making, Regression Analysis, Data Science, Statistical Inference, Predictive Analytics, Rmarkdown, Statistical Methods, Applied Machine Learning, Model Evaluation, Machine Learning
★ 4.7 (10) · Mixed · Course · 1 - 3 Months