GraphQL Fundamentals Training in Dublin

GraphQL Fundamentals Training in Dublin, Ireland

Participants will explore the architecture, syntax, types, schemas, and resolvers of GraphQL, and learn how to build and consume GraphQL APIs.

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GraphQL Fundamentals Training is a professional training program delivered by ProgNXT in Dublin, Ireland. ProgNXT, a globally recognized corporate training provider in 55+ countries, offers this GraphQL Fundamentals Training course with hands-on, instructor-led sessions. This course introduces the core concepts of GraphQL, a modern query language for APIs, enabling clients to request only the data they need....

Expert Panel

Designed and delivered by the ProgNXT Database Management Expert Panel — a vetted team of industry professionals with 15+ years of hands-on experience in MySQL, PostgreSQL, Oracle, and database optimization

ProgNXT Database Management Expert Panel

Course Code: JIX93
14 Hrs
Last Updated: April 2026

Course Rating5/5

This course introduces the core concepts of GraphQL, a modern query language for APIs, enabling clients to request only the data they need. Participants will explore the architecture, syntax, types, schemas, and resolvers of GraphQL, and learn how to build and consume GraphQL APIs. The course also includes practical sessions on integrating GraphQL with frontend and backend technologies.

Welcome to the official GraphQL Fundamentals Training certification program in Dublin, Ireland. This comprehensive training is designed to elevate your professional skills and provide you with practical, industry-relevant knowledge locally. As a globally recognized corporate training provider operating in 55+ countries, ProgNXT ensures that our curriculum meets the highest standards of excellence.

Whether you are looking to upskill your team or advance your personal career, our expert-led sessions will guide you through the core concepts of this domain. Upon successful completion of the 14 Hrs program, participants will receive a globally accepted certification, demonstrating their proficiency and readiness to tackle complex challenges in the field.

Basic understanding of APIs (RESTful services)
Familiarity with JavaScript or any modern programming language
Knowledge of web development (frontend/backend) concepts

By the end of this course, participants will be able to:

Understand the fundamentals of GraphQL and its differences from REST
Design and implement GraphQL schemas
Build GraphQL queries and mutations
Set up a GraphQL server and connect it to a data source
Integrate GraphQL into web applications

GraphQL schema and type system design
Writing effective queries, mutations, and subscriptions
Building GraphQL APIs using Node.js or Apollo Server
Error handling and data validation in GraphQL

GraphQL terminology and core concepts
Writing basic to advanced queries and mutations
Schema design and use of resolvers
Server setup and integration
Error management and debugging GraphQL APIs
Securing GraphQL endpoints

Participants who attend all sessions and successfully complete the course assessments will receive a ProgNXT Certificate of Completion.

Course Agenda

Introduction to GraphQL

What is GraphQL and why use it?
GraphQL vs REST
GraphQL architecture overview

Core GraphQL Concepts

Types, Fields, and Arguments
Queries and Mutations
Aliases and Fragments
Variables and Directives

Schema Design

Defining schema with types
Input types and enums
Structuring modular and scalable schemas

Setting Up a GraphQL Server

Apollo Server or Express integration
Creating resolvers
Connecting GraphQL to databases

Querying GraphQL APIs

Using GraphQL Playground
Nested queries and pagination
Handling errors and custom responses

Security, Caching & Tooling

Query complexity and depth limiting
Authentication and authorization
Caching strategies and introspection
Popular tools and ecosystem overview

Hands-on Exercises

Slide decks and code samples
Lab exercises and project templates
GraphQL reference sheets
List of GraphQL tools and documentation links

Hands-on lab assessments
Quizzes
Participation in discussions and code walkthroughs

ProgNXT Certificate of Completion will be awarded to those who successfully complete the course assessments.

GraphQL Fundamentals Training Events in dublin

Online Events

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More Upcoming Session Dates

October 2026

📍 Dublin, Ireland

24th Oct 2026→25th Oct 2026

🌐 Online Instructor-Led

26th Oct 2026→27th Oct 2026

November 2026

🌐 Online Instructor-Led

5th Nov 2026→6th Nov 2026

📍 Dublin, Ireland

10th Nov 2026→11th Nov 2026

📍 Dublin, Ireland

25th Nov 2026→26th Nov 2026

🌐 Online Instructor-Led

27th Nov 2026→28th Nov 2026

December 2026

🌐 Online Instructor-Led

2nd Dec 2026→3rd Dec 2026

📍 Dublin, Ireland

7th Dec 2026→8th Dec 2026

📍 Dublin, Ireland

19th Dec 2026→20th Dec 2026

🌐 Online Instructor-Led

28th Dec 2026→29th Dec 2026

Events for other courses in Dublin, Ireland

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GraphQL Fundamentals Training in Dublin