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: Cloud Applications, Cloud Development, Cloud API, Security Assertion Markup Language (SAML), Google Cloud Platform, Application Programming Interface (API), Cloud-Based Integration, Authentications, Serverless Computing, Identity and Access Management, API Design, Event-Driven Programming, OAuth, Microservices, Node.JS, Authorization (Computing), Scalability
Intermediate · Course · 1 - 3 Months

Skills you'll gain: React.js, Jest (JavaScript Testing Framework), JavaScript Frameworks, Front-End Web Development, Unit Testing, UI Components, Web Development Tools, Ajax, Javascript, User Interface (UI), Software Testing, Application Programming Interface (API)
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Rmarkdown, Box Plots, Plot (Graphics), Descriptive Statistics, Scatter Plots, Histogram, Jupyter, Matplotlib, Data Presentation, Ggplot2, Statistical Visualization, Data Manipulation, Statistical Hypothesis Testing, Regression Analysis, Correlation Analysis, Data Visualization, Data Visualization Software, Data Analysis, R Programming, Python Programming
Beginner · Specialization · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Generative Adversarial Networks (GANs), AI Security, Generative AI, Fraud detection, Model Evaluation, Feature Engineering, Cybersecurity, Cyber Security Strategy, Data Preprocessing, Anomaly Detection, Security Testing, Applied Machine Learning, Reinforcement Learning, Performance Tuning
Intermediate · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Load Balancing, Scalability, Performance Tuning, Software Architecture, Microsoft Copilot, Application Design, Performance Testing, Systems Architecture, Application Performance Management, Distributed Computing, Database Management, Middleware, SQL
Beginner · Course · 1 - 4 Weeks

Lecturio
Skills you'll gain: Pharmacology, Chemistry, Biochemistry, Analytical Chemistry, Microbiology, Physics
Intermediate · Course · 1 - 4 Weeks

SkillUp
Skills you'll gain: Prompt Engineering, AI Workflows, AI Orchestration, Generative AI, ChatGPT, OpenAI API, Microsoft Copilot, AI Enablement, Software Architecture, Integrated Development Environments, Code Review, Software Design, API Design, Debugging, Software Development, Application Development, AI Security, Database Design, Python Programming, Automation
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Content Performance Analysis, Dashboard, Surveys, Newsletters, Search Engine Optimization, Marketing Budgets, Email Automation, Marketing Analytics, Marketing Automation, Spreadsheet Software, Web Analytics, Email Marketing, Content Marketing, Performance Reporting, Social Media Management, Google Analytics, Collaborative Software, Lead Generation, Pivot Tables And Charts, Project Management Software
Beginner · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Systems Engineering, Aerospace Basic Quality System Standards, Global Positioning Systems, Engineering Design Process, Control Systems, Systems Integration, Engineering, Human Factors, System Testing, Communication Systems, Robotics, Automation, Structural Engineering, Thermal Management, Physical Science, Electric Power Systems, Environmental Monitoring, Mechanics
Beginner · Course · 1 - 3 Months

Skills you'll gain: React Native, Mobile Development, iOS Development, Android Development, UI Components, Cross Platform Development, React Redux, Application Development, React.js, Development Environment, Debugging, Context Management, Software Development, Data Persistence, Performance Tuning, Data Validation
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Wireless Networks, Cloud Computing, Network Monitoring, Network Security, Event Monitoring, Network Performance Management, Software-Defined Networking, Ansible, Network Administration, Authentications, Virtualization, Encryption, Generative AI, Artificial Intelligence and Machine Learning (AI/ML), Restful API
Advanced · Course · 1 - 3 Months

Skills you'll gain: Selenium (Software), Ajax, Java Programming, Test Script Development, Java, Software Testing, Test Automation, Scripting, Web Development Tools, Object Oriented Programming (OOP), Automation, Debugging
Intermediate · Course · 3 - 6 Months