API courses can help you learn how to design, build, and test application programming interfaces, as well as understand RESTful services and authentication methods. You can build skills in data exchange formats like JSON and XML, error handling, and API documentation practices. Many courses introduce tools such as Postman for testing APIs, Swagger for documentation, and various programming languages like Python or JavaScript to implement API calls, allowing you to effectively integrate and manage data across different systems.

Skills you'll gain: Test Planning, Prompt Engineering, Version Control, OpenAI API, Debugging, Google Gemini, Software Design Patterns, Object Oriented Design, Software Testing, Test Tools, GitLab, Responsible AI, Infrastructure as Code (IaC), Application Programming Interface (API), Mobile Development, Front-End Web Development, Back-End Web Development, Application Development, GitHub, Artificial Intelligence and Machine Learning (AI/ML)
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Performance Testing, Test Tools, API Testing, Test Execution Engine, Test Data
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Flutter (Software), Mobile Development, iOS Development, Apple iOS, User Interface (UI), Android Development, User Interface and User Experience (UI/UX) Design, Application Development, Cross Platform Development, Application Programming Interface (API), Software Development Tools, Application Frameworks, Debugging, Software Development
Beginner · Course · 1 - 3 Months

University at Buffalo
Skills you'll gain: Blockchain, Test Driven Development (TDD), Development Testing, Application Development, Integrated Development Environments, Web Development Tools, Software Architecture, Web Applications, Application Programming Interface (API), Software Development Tools, Software Design Patterns, Command-Line Interface
Intermediate · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Web Scraping, Git (Version Control System), Scripting, Version Control, Email Automation, Software Testing, Cloud API, Automation, Restful API, Application Programming Interface (API), Scalability, Python Programming, Performance Tuning, Productivity, File Management
Beginner · Course · 1 - 3 Months

Cisco Learning and Certifications
Skills you'll gain: Software-Defined Networking, Network Engineering, Network Architecture, Scripting, Application Programming Interface (API), Data Modeling, Network Planning And Design, General Networking, Automation, Network Administration, Linux Commands, Python Programming, Network Protocols, Command-Line Interface
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Databricks, CI/CD, Apache Spark, Microsoft Azure, Data Governance, Data Lakes, Data Architecture, Integration Testing, Real Time Data, Data Integration, PySpark, Data Pipelines, Data Management, Automation, Data Storage, Jupyter, File Systems, Development Testing, Data Processing, Data Quality
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Cloud Applications, Application Deployment, Application Development, Google Cloud Platform, Generative AI, Authentications, Data Storage, Cloud API, CI/CD, Performance Tuning, Application Performance Management, Cloud Storage, Authorization (Computing), Identity and Access Management, Containerization
Beginner · Course · 1 - 3 Months

Skills you'll gain: Hugging Face, Prompt Engineering, Retrieval-Augmented Generation, LLM Application, Model Evaluation, Responsible AI, Large Language Modeling, Model Deployment, Generative AI, Generative Adversarial Networks (GANs), Application Deployment, Application Development, Technical Management, OpenAI API, Data Ethics, AI Enablement, Trend Analysis, Real Time Data, Business Strategy, Python Programming
Intermediate · Specialization · 1 - 3 Months

Board Infinity
Skills you'll gain: Test Automation, Performance Testing, Software Quality Assurance, White-Box Testing, API Testing, Test Script Development, Debugging, Software Development Methodologies, User Acceptance Testing (UAT), JUnit, Maintainability, Development Testing, Selenium (Software), Scalability, Automation, Software Technical Review, DevOps, Regression Testing, Test Execution Engine, Security Testing
Beginner · Specialization · 3 - 6 Months

Google Cloud
Skills you'll gain: Identity and Access Management, Prompt Engineering, Cloud Infrastructure, Google Cloud Platform, Kubernetes, Virtual Machines, Microservices, Application Deployment, Cloud Computing, Containerization, Infrastructure Architecture, Cloud Solutions, Google App Engine, Site Reliability Engineering, Data Storage, Cloud Storage, Cloud Services, Restful API, Cloud Computing Architecture, Technical Design
Intermediate · Professional Certificate · 3 - 6 Months

Vanderbilt University
Skills you'll gain: Spring Framework, Object-Relational Mapping, Cloud Security, Java, Scalability, Cloud Applications, Web Services, Cloud Services, Cloud Computing, JSON, Java Platform Enterprise Edition (J2EE), Data Security, Restful API, Object Oriented Design, Database Design, Systems Architecture, Software Design, Dependency Analysis, Application Deployment
Intermediate · Course · 1 - 4 Weeks