RESTful API courses can help you learn how to design, implement, and consume APIs, as well as understand HTTP methods, status codes, and data formats like JSON and XML. You can build skills in authentication techniques, error handling, and versioning strategies to ensure robust API functionality. Many courses introduce tools such as Postman for testing APIs and Swagger for documentation, that support streamlining the development process and enhancing collaboration among teams.

University of Colorado Boulder
Skills you'll gain: Object Oriented Design, JUnit, Object Oriented Programming (OOP), Unified Modeling Language, Software Design Patterns, Software Testing, Java, Software Engineering, Java Programming, User Interface and User Experience (UI/UX) Design, Unit Testing, Software Design, Software Architecture, API Design, Model View Controller, Software Development, Test Driven Development (TDD), Programming Principles, Conceptual Design, Databases
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Model Deployment, Application Deployment, MLOps (Machine Learning Operations), Cloud Deployment, Unit Testing, Docker (Software), Containerization, Kubernetes, AI Workflows, IBM Cloud, AI Integrations, Model Evaluation, Machine Learning, Responsible AI, Business Metrics, Natural Language Processing, Time Series Analysis and Forecasting, Continuous Monitoring, Data Science, Python Programming
Advanced · Course · 1 - 4 Weeks
Skills you'll gain: Jest (JavaScript Testing Framework), User Acceptance Testing (UAT), Cucumber (Software), Postman API Platform, Software Testing, Behavior-Driven Development, Selenium (Software), Test Driven Development (TDD), Performance Stress Testing, API Testing, Unit Testing, Performance Testing, Application Programming Interface (API), User Interface (UI), Javascript
Beginner · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: Angular, Application Deployment, JavaScript Frameworks, Software Testing, Test Tools, Web Development Tools, Unit Testing, Application Performance Management, CI/CD, Continuous Integration, Web Applications, TypeScript, Ajax, Application Lifecycle Management, Secure Coding, Web Development, Code Coverage, Software Architecture, Command-Line Interface, Version Control
Intermediate · Specialization · 1 - 3 Months

Microsoft
Skills you'll gain: Azure Active Directory, Microsoft Azure, Web Applications, Cloud Applications, Application Security, Cloud Security, Identity and Access Management, Authorization (Computing), Key Management, Application Development, Security Strategy, Application Programming Interface (API), Authentications, Encryption
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Frontend Integration, Application Programming Interface (API), API Gateway, Secure Coding, Cloud Development, Cloud Deployment, Database Development, Maintainability, Dataflow, Application Deployment, Server Side, Web Applications, Authentications, Authorization (Computing), Data Access
Beginner · Specialization · 1 - 3 Months

Fortinet, Inc.
Skills you'll gain: Firewall, Network Security, Virtual Private Networks (VPN), Network Administration, IT Security Architecture, Intrusion Detection and Prevention, Network Infrastructure, Enterprise Security, Network Architecture, Infrastructure Security, Remote Access Systems, Security Controls, System Configuration, Security Software, Performance Tuning, Cybersecurity, API Gateway, Hardware Architecture, Malware Protection, Threat Detection
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Google Cloud Platform, Cloud Deployment, YAML, Restful API, Software Configuration Management, Load Balancing, Configuration Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Penetration Testing, Cyber Security Assessment, Security Testing, Exploitation techniques, Hardening, Vulnerability Assessments, Intrusion Detection and Prevention, Brute-force attacks, Application Security, Network Security, Virtual Local Area Network (VLAN), Business Logic, Cloud Security, API Testing, Wireless Networks, Data Persistence, Application Programming Interface (API)
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Model Evaluation, OpenAI API, Fine-tuning, Model Training, Data Preprocessing, OpenAI, Large Language Modeling, Real Time Data, Data Processing, Performance Testing, LLM Application, Data Manipulation, Generative AI, Python Programming, Customer Analysis, Machine Learning, Customer Complaint Resolution
Intermediate · Guided Project · Less Than 2 Hours

Packt
Skills you'll gain: Spring Boot, Hibernate (Java), Spring Framework, Web Applications, Application Development, Web Development, Program Development, Restful API, Application Frameworks, Secure Coding, Bootstrap (Front-End Framework), Development Environment, Object-Relational Mapping, Model View Controller, UI Components, Software Development Tools, Authentications, User Interface (UI), Databases
Intermediate · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: JUnit, Apache Maven, Restful API, Java Programming, Java, Application Deployment, Microservices, Docker (Software), Object Oriented Programming (OOP), Spring Boot, Spring Framework, Containerization, CI/CD, Unit Testing, API Design, Application Programming Interface (API), Hibernate (Java), Computer Programming, Object Oriented Design, Programming Principles
Intermediate · Specialization · 1 - 3 Months