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: Full-Stack Web Development, Email Automation, Front-End Web Development, Web Design and Development, User Interface (UI), Web Design, Java, Server Side, Java Programming, MySQL, Program Development, Hypertext Markup Language (HTML), Web Development, Web Applications, Data Access, Back-End Web Development, Real Time Data, Development Testing, Cascading Style Sheets (CSS)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Back-End Web Development, Django (Web Framework), Server Side, Data Migration, Object-Relational Mapping, Full-Stack Web Development, Data Structures, Database Development, Operational Databases, Relational Databases
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Penetration Testing, Cybersecurity, Metasploit, Cyber Attacks, Application Security, Exploitation techniques, Network Security, Security Awareness, Malware Protection, Vulnerability Assessments, Javascript
Intermediate · Course · 1 - 3 Months

Infosec
Skills you'll gain: Open Web Application Security Project (OWASP), Application Security, Secure Coding, Security Testing, Vulnerability Scanning, Security Controls, Intrusion Detection and Prevention, Security Awareness, Web Applications, Browser Compatibility, Computer Programming
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: AI Workflows, Cloud Computing Architecture, Performance Tuning, Interoperability, Product Demonstration, Performance Improvement, Benchmarking, Hardware Architecture, Systems Architecture
Intermediate · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: Full-Stack Web Development, Retrieval-Augmented Generation, Web Applications, JavaScript Frameworks, React.js, LLM Application, Web Development, Javascript, Tool Calling, Generative AI Agents, Data Persistence, Query Languages
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Oracle Cloud, Oracle Databases, Data Migration, Data Lakes, Database Architecture and Administration, NoSQL, MySQL, Data Security, Analytics, Machine Learning Methods, Scalability
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: API Gateway, Microservices, Restful API, Node.JS, Application Programming Interface (API), Software Architecture, Systems Architecture, Service Oriented Architecture, Software Development, Software Engineering, Back-End Web Development
Mixed · Course · 1 - 4 Weeks

Vanderbilt University
Skills you'll gain: Generative AI Agents, AI Orchestration, LLM Application, OpenAI API, Java Programming, AI Workflows, Agentic systems, Generative AI, Prompt Patterns, Prompt Engineering, Large Language Modeling, Document Management, Secure Coding, Business Logic, Open Web Application Security Project (OWASP), Middleware, Plan Execution, Software Design Patterns, Persona Development
Intermediate · Course · 1 - 3 Months

University of Virginia
Skills you'll gain: Product Management, New Product Development, Product Roadmaps, Product Lifecycle Management, Product Improvement, Innovation, Business Modeling, Stakeholder Engagement, Product Testing, Leadership and Management, Growth Strategies, Customer Engagement, Cross-Functional Collaboration, Customer Insights, Data-Driven Decision-Making
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Descriptive Statistics, Statistical Hypothesis Testing, Correlation Analysis, Tidyverse (R Package), Data Analysis, Regression Analysis, Probability & Statistics, Statistical Methods, Data Import/Export, Statistical Analysis, R Programming, Data Wrangling, Data Manipulation
Beginner · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Metadata Management, Data Sharing, Data Pipelines, Extract, Transform, Load, Google Cloud Platform, Data Migration, Data Warehousing, Data Infrastructure, Apache Airflow, Data Processing, Big Data, Data Management, Information Management, Cloud Storage, Apache Spark, Automation
Beginner · Course · 1 - 3 Months