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: Object Oriented Design, Object Oriented Programming (OOP), Unit Testing, Java, Test Automation, Software Development, Development Testing, Application Design, Software Testing, Application Development, System Design and Implementation, Data Validation, User Interface (UI), Debugging, Data Integrity, Business Logic
Beginner · Course · 1 - 4 Weeks

Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Application Design, User Interface and User Experience (UI/UX) Design, Software Design, Application Development, Front-End Web Development, Performance Tuning, Software Design Patterns, Real Time Data, API Design, Application Performance Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Object Oriented Design, Ruby (Programming Language), Performance Tuning, Data Persistence, Maintainability, Application Design, Software Engineering, Development Environment, Application Development, Application Security, Unit Testing, Scalability, Software Design, Debugging, Application Deployment, Software Configuration Management, Business Logic
Beginner · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Business Transformation, Innovation, Digital Transformation, Serverless Computing, Cloud Services, Data Ethics, Cloud Infrastructure, Google Cloud Platform, Application Programming Interface (API), Technology Strategies, Applied Machine Learning, Hybrid Cloud Computing, Data Strategy, Image Analysis, Infrastructure As A Service (IaaS), Responsible AI, Cloud Computing, Cloud Solutions, Public Cloud, Containerization
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Object Oriented Programming (OOP), Unit Testing, Test Driven Development (TDD), Programming Principles, Software Testing, Data Structures, Python Programming, Computer Programming, Development Environment, Integrated Development Environments, Debugging, Django (Web Framework), Cloud Hosting
Beginner · Course · 1 - 3 Months

Skills you'll gain: Agentic Workflows, AI Orchestration, Generative AI Agents, AI Workflows, LLM Application, Agentic systems, OpenAI API, Tool Calling, Context Management, Data Persistence, Development Environment, Software Architecture, Debugging
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: LLM Application, Large Language Modeling, Prompt Engineering, Data Analysis Expressions (DAX), Statistical Reporting, Business Intelligence, Business Reporting, Data Pipelines, Generative AI, Cost Benefit Analysis, Performance Analysis, Model Evaluation, Key Performance Indicators (KPIs), Automation
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Query Languages, Relational Databases, Performance Tuning, Prompt Engineering, Retrieval-Augmented Generation, LangChain, Python Programming
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Ggplot2, Software Documentation, Open Source Technology, Tidyverse (R Package), Package and Software Management, Web Scraping, Data Manipulation, Data Visualization Software, Leaflet (Software), R Programming, Data Visualization, Data Preprocessing, Technical Documentation, Datamaps, Unit Testing, Data Cleansing, Interactive Data Visualization, Data Transformation, Object Oriented Programming (OOP), Debugging
Beginner · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Email Marketing, Copywriting, Concision, Marketing Psychology, Marketing Effectiveness, Peer Review, Writing, Target Audience, Consumer Behaviour, Drive Engagement, A/B Testing
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: LangChain, Generative AI Agents, LLM Application, Data Persistence, Agentic systems, Artificial Intelligence and Machine Learning (AI/ML), Retrieval-Augmented Generation, AI Personalization, Artificial Intelligence, Data Storage, Embeddings, Context Management, Vector Databases, Application Programming Interface (API), Databases
Intermediate · Course · 1 - 3 Months