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.

Packt
Skills you'll gain: Node.JS, Open Web Application Security Project (OWASP), Application Deployment, JavaScript Frameworks, Web Frameworks, Test Driven Development (TDD), Cloud Deployment, Continuous Deployment, Authentications, Web Development, Development Testing, Jest (JavaScript Testing Framework), Full-Stack Web Development, Web Applications, Application Security, Javascript, CI/CD, Web Development Tools, Back-End Web Development, Front-End Web Development
Beginner · Course · 3 - 6 Months

Skills you'll gain: Cucumber (Software), Selenium (Software), Apache Maven, Java, Java Programming, Object Oriented Programming (OOP), Issue Tracking, Build Tools, Test Automation, Behavior-Driven Development, Test Script Development, Test Case, Software Testing, Data Structures, Package and Software Management
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Angular, Frontend Performance, Dataflow, Memory Management
Intermediate · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Cloud Security, Google Cloud Platform, Identity and Access Management, Kubernetes, OAuth, Security Controls, Encryption, Cloud API, Security Awareness, Application Security, Authorization (Computing), Cloud Storage, Authentications, Data Security, Hardening, Application Programming Interface (API), Virtual Machines, Vulnerability Scanning, Data Persistence, Key Management
Intermediate · Course · 1 - 3 Months

Skills you'll gain: MLOps (Machine Learning Operations), Model Deployment, Performance Metric, Performance Measurement, Failure Analysis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Java Programming, Information Management, Application Programming Interface (API), Software Design Patterns
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Blockchain, Threat Modeling, Application Programming Interface (API), Scripting, Cryptography, Cryptographic Protocols, Application Security, Scalability, Payment Systems, Software Development, FinTech, Software Development Tools, Secure Coding, Distributed Computing, Computer Programming, Emerging Technologies, Transaction Processing, Business Analysis, Market Dynamics, Finance
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Infrastructure as Code (IaC), Cloud Deployment, Command-Line Interface
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Jira (Software), Issue Tracking, Dashboard Creation, User Story, Dashboard, Workflow Management, Scrum (Software Development), Kanban Principles, Sprint Planning, Concision, Prioritization, Query Languages, Process Management, Collaborative Software, Technical Communication, Stakeholder Communications, Team Oriented
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Open Web Application Security Project (OWASP), Authentications, Web Applications, Penetration Testing, Application Security, Security Controls, Security Testing, Vulnerability Assessments, Application Programming Interface (API), Exploitation techniques, Web Servers, Cloud Security
Intermediate · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: React.js, UI Components, Web Content Accessibility Guidelines, Code Reusability, Game Design, Front-End Web Development, Application Programming Interface (API), Usability, JavaScript Frameworks, Web Development Tools, Web Applications, Web Frameworks, Interaction Design, Event-Driven Programming, Debugging, Web Development
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Leaflet (Software), Rmarkdown, Web Scraping, Geospatial Information and Technology, Microsoft Azure, Cloud Storage, R (Software), Interactive Data Visualization, R Programming, Data Collection, Data Storage, Cloud Services, Data Manipulation, Cloud-Based Integration, Data Wrangling, Real Time Data, Application Programming Interface (API)
Beginner · Course · 1 - 3 Months