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.

Board Infinity
Skills you'll gain: JUnit, Unit Testing, Software Testing, Test Tools, Java Programming, Verification And Validation, Java, Test Case, Test Automation, Programming Principles, Code Reusability
Intermediate · Course · 1 - 4 Weeks

Tencent Cloud
Skills you'll gain: Cloud Development, Cloud-Native Computing, Cloud Applications, Serverless Computing, Cloud Platforms, Cloud Computing, Cloud Infrastructure, Cloud Services, Software Development, Application Development, Cloud Computing Architecture, Cloud Deployment, Cloud API, AI Integrations, Microservices, Distributed Computing, Application Deployment, Mobile Development Tools, Data Migration, Artificial Intelligence
Intermediate · Course · 1 - 3 Months

American Psychological Association
Skills you'll gain: Sample Size Determination, Statistical Hypothesis Testing, Statistical Methods, Statistical Reporting, Quantitative Research, Statistical Analysis, Probability & Statistics, Sampling (Statistics), Statistical Inference, Descriptive Statistics, Statistics, Probability Distribution, Data Analysis, Regression Analysis, Research Design, Research, Psychology
Beginner · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Statistical Software, Marketing Analytics, Model Evaluation, Regression Analysis, Data-Driven Marketing, Statistical Modeling, Data Visualization, Statistical Methods, Statistical Analysis, Strategic Marketing, Market Analysis, Marketing, Predictive Analytics, Predictive Modeling, Logistic Regression, Customer Insights, Target Market, Statistical Hypothesis Testing, Variance Analysis
Intermediate · Course · 1 - 4 Weeks

University of Virginia
Skills you'll gain: Marketing Analytics, Data-Driven Marketing, Marketing Effectiveness, Customer Analysis, Data-Driven Decision-Making, Marketing Strategies, Brand Management, Marketing, Regression Analysis, Analytics, Customer Retention, Consumer Behaviour, Case Studies, Return On Investment, Statistical Analysis, A/B Testing
Beginner · Course · 1 - 3 Months

Skills you'll gain: Kubernetes, DevOps, Application Programming Interface (API), Authorization (Computing), Application Deployment, Role-Based Access Control (RBAC), Application Security, Authentications, Capacity Management, Security Controls, Configuration Management
Intermediate · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: Amazon Bedrock, Agentic Workflows, Serverless Computing, Responsible AI, Agentic systems, AI Workflows, Generative AI Agents, Amazon Web Services, AI Security, Cloud Deployment, Customer Relationship Management, Security Controls
★ 4.6 (7) · Beginner · Project · Less Than 2 Hours

Skills you'll gain: Selenium (Software), Java, Java Programming, File I/O, File Management, Cascading Style Sheets (CSS), Extensible Markup Language (XML), Test Automation, Extensible Languages and XML, Test Script Development, Web Scraping, Apache, Web Development Tools, Data Import/Export, Verification And Validation, HTML and CSS, Hypertext Markup Language (HTML)
Intermediate · Course · 1 - 3 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Lean Six Sigma, Performance Improvement, Statistical Process Controls, Lean Methodologies, Operational Analysis, Process Improvement, Process Improvement and Optimization, Statistical Hypothesis Testing, Quality Improvement, Six Sigma Methodology, Operational Excellence, Business Process, Statistical Methods, Continuous Improvement Process, Innovation, Operations Management, Quality Control, Probability & Statistics, Patient-centered Care, Problem Solving
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Blockchain, Video Game Development, Test Script Development, Game Design, Investments, Test Automation, Digital Assets, Investment Management, Unit Testing, Development Testing, Cryptography, Key Management, Program Development, Cryptographic Protocols, FinTech, General Finance, Software Development, Web Development Tools, Asset Management, Asset Protection
Beginner · Course · 3 - 6 Months

Google Cloud
Skills you'll gain: Generative AI, AI powered creativity, Cloud Development, Cloud Applications, Cloud Deployment, Google Cloud Platform, Cloud Computing, Cloud API, Blockchain, Cloud Storage, Cloud-Based Integration, Model Deployment, Application Programming Interface (API)
Intermediate · Project · Less Than 2 Hours

Skills you'll gain: Microservices, .NET Framework, Software Design Patterns, Software Design, Object-Relational Mapping, Software Architecture, Systems Architecture, C# (Programming Language), Enterprise Architecture, Maintainability, Docker (Software), Database Development, Database Management, Dependency Analysis, Event-Driven Programming, Data Migration
Intermediate · Course · 1 - 3 Months