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: Bash (Scripting Language), JSON, Shell Script, Scripting, Unix Shell, Linux Commands, Scripting Languages, Unix Commands, Cloud API, Restful API, Command-Line Interface, Kubernetes, YAML, Software Installation
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Extract, Transform, Load, Data Transformation, Data Integration, Web Scraping, Data Pipelines, JSON, Object Oriented Programming (OOP), Extensible Markup Language (XML), Data Modeling, Application Programming Interface (API), Relational Databases
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cloud Applications, Cloud Development, Google Cloud Platform, Application Design, Application Development, Cloud Storage, Data Store, Cloud API, Data Storage, Node.JS, Scalability
Intermediate · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Command-Line Interface, Data Lakes, Google Cloud Platform, Cloud Management, Metadata Management, Cloud API, Data Access, Data Analysis
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Cloud Applications, Cloud Deployment, Event-Driven Programming, Virtual Networking, Restful API, Cloud Infrastructure, Authentications, Application Programming Interface (API), Serverless Computing, Web Services, Virtual Machines, Authorization (Computing), Microsoft SQL Servers, Network Routing, Load Balancing
Intermediate · Course · 1 - 3 Months

Skills you'll gain: JUnit, Spring Framework, Spring Boot, Java, Apache Maven, Hibernate (Java), Unit Testing, Gradle, Microservices, Object-Relational Mapping, Software Testing, Testability, Restful API
Intermediate · Course · 1 - 3 Months
Rutgers the State University of New Jersey
Skills you'll gain: Prompt Engineering, Scalability, Large Language Modeling, Governmental Accounting, Unstructured Data, LLM Application, Financial Data, Generative AI, Accounting, Artificial Intelligence, Robotic Process Automation, Financial Reporting, Automation, Application Programming Interface (API), User Interface (UI)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Containerization, Microservices, Authentications, OAuth, Application Deployment, Integration Testing, Event-Driven Programming, Data Migration, Application Programming Interface (API), Software Architecture, Software Design Patterns, Scalability, Systems Integration
Intermediate · Course · 1 - 3 Months

Skills you'll gain: JavaScript Frameworks, Vue.JS, Front-End Web Development, Responsive Web Design, React.js, Web Development Tools, Application Programming Interface (API), HTML and CSS, Angular, Cascading Style Sheets (CSS), Javascript
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Amazon Web Services, Debugging, Business Process Automation, Automation, AWS Identity and Access Management (IAM), Serverless Computing, Amazon DynamoDB, API Gateway, JSON, User Accounts
Intermediate · Course · 1 - 3 Months

Skills you'll gain: OpenAI API, LLM Application, Vector Databases, Generative AI Agents, Tool Calling, Embeddings, Retrieval-Augmented Generation, Prompt Patterns, Artificial Intelligence and Machine Learning (AI/ML), Generative AI, Prompt Engineering, Agentic systems, Large Language Modeling, TypeScript, Responsible AI, Software Development, Real Time Data, Web Scraping, Software Design Patterns
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: TCP/IP, OSI Models, General Networking, Computing Platforms, Network Administration, Software-Defined Networking, Computer Networking, Network Routing, Network Engineering, Network Infrastructure, Scripting, Network Protocols, Restful API, Application Programming Interface (API)
Intermediate · Course · 1 - 4 Weeks