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: Responsive Web Design, Content Management Systems, Figma (Design Software), Web Design, Layout Design, No-Code Development, Usability Testing, Animations, UI Components, Interaction Design, Application Deployment, Software Installation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Amazon Bedrock, AWS SageMaker, Amazon Elastic Compute Cloud, Amazon Web Services, Generative AI Agents, AI Workflows, Web Scraping, Amazon S3, LLM Application, Prompt Engineering, Large Language Modeling
Intermediate · Course · 1 - 3 Months

Skills you'll gain: De-escalation Techniques, Interpersonal Communications, Anthropic Claude, Empathy, Consumer Behaviour, Customer Complaint Resolution, Prompt Engineering, AI Personalization, Organizational Effectiveness, Quality Assessment, Patient Preparation, User Research, Usability Testing, Health And Wellness Coaching, Responsible AI, Data Ethics, Information Privacy, Mitigation, Strategic Decision-Making, Trustworthiness
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: iOS Development, Data Persistence, Application Design, Application Programming Interface (API), JSON, Typography
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Model Context Protocol, Model Deployment, AI Orchestration, AI Workflows, LangGraph, Agentic systems, Middleware, Scalability, Interoperability, LLM Application, Application Deployment, Artificial Intelligence and Machine Learning (AI/ML), LangChain, Prompt Engineering, Artificial Intelligence, Generative AI, Google Gemini, Application Programming Interface (API), Python Programming, Performance Analysis
Advanced · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Geographic Information Systems, Package and Software Management, Scripting, Statistical Analysis, Probability & Statistics, JSON, Image Analysis, Data Validation, Web Scraping, Intelligence Collection and Analysis, Data Analysis, Statistics, Python Programming, Data Processing, Restful API, File Transfer Protocol (FTP), Open Source Technology
Beginner · Course · 1 - 3 Months

Skills you'll gain: ASP.NET, JavaScript Frameworks, Development Environment, Application Programming Interface (API), Microsoft Development Tools, Web Development, Microsoft Visual Studio, Maintainability, Software Design, UI Components, Data Validation, Version Control
Intermediate · Course · 1 - 3 Months

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, Visualization (Computer Graphics), Unit Testing, Data Cleansing, Interactive Data Visualization, Object Oriented Programming (OOP), Debugging
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Minitab, Process Capability, Statistical Process Controls, Statistical Hypothesis Testing, Descriptive Statistics, Statistical Analysis, Sampling (Statistics), Statistical Visualization, Probability & Statistics, Probability Distribution, Data Analysis, Statistical Methods, Performance Analysis, Statistical Inference, Quality Control, Regression Analysis
Beginner · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Infrastructure as Code (IaC), Terraform, Amazon Web Services, Cloud Infrastructure, Application Development, Cloud Development, Cloud Applications, CI/CD, AWS CloudFormation, Cloud Computing Architecture, Amazon Elastic Compute Cloud, Business Intelligence, Amazon S3, Web Development, API Gateway, Cloud Platforms, Serverless Computing, Cloud Services, Artificial Intelligence and Machine Learning (AI/ML), Amazon DynamoDB
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Marketing Analytics, A/B Testing, Customer Analysis, Anomaly Detection, Dashboard, Time Series Analysis and Forecasting, Regression Analysis, Customer Insights, Data Presentation, Statistical Methods, Marketing Effectiveness, Marketing Strategies, Forecasting, Analytics, Market Research, Statistical Analysis, Predictive Analytics, Digital Advertising, Exploratory Data Analysis, Data Transformation
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Billing Systems, Registration, Invoicing, Restaurant Management, Microsoft Visual Studio, Security Testing, Point of Sale, Order Management, Scalability
Beginner · Course · 1 - 3 Months