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GraphQL by Example

Learn GraphQL by writing full-stack JavaScript applications with Node.js, Express, Apollo Server, React, Apollo Client.

  1. Topics
  2. Development
  3. GraphQL Mastery

GraphQL by Example

InstructorMirko Nasato
Duration8h 16m
Students40K
Rating4.6 (6,096)
Sponsored
Price
$22.99
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Open on UdemyCurrent Udemy price
Comidoc Analysis

Full-stack GraphQL implementation with Apollo and TypeScript

Strengths

Advanced Data Fetching Optimization

Instruction includes solving the N+1 query problem through batching with DataLoader and per-request caching.

Full-Stack Project Application

The curriculum utilizes a Job Board architecture and a Chat project to demonstrate GraphQL capabilities across the stack.

Editorial course preview

What the public course preview actually shows

These 4 complementary views highlight concrete, legible examples from the course presentation.

Preview 1 of 4

This image displays the server-side implementation of a basic GraphQL API using Apollo Server in Node.js, showing the definition of type definitions and resolvers.

Preview 2 of 4

The code editor displays the requests.js file containing JavaScript code that defines a createJobMutation and companyQuery using tagged template literals for GraphQL operations.

Preview 3 of 4

The image demonstrates a real-time GraphQL chat application where messages sent by one user instantly appear across multiple client views for Alice, Bob, and Charlie.

Preview 4 of 4

The development environment displays the project configuration in a JSON file with specific server dependencies while the terminal prepares to install them.

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Free
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TypeScript Integration

Covers automated code generation for both server-side resolvers and client-side queries to ensure type safety.

Limitations

Library Version Mismatches

Instructional videos may not align with current library versions, potentially causing confusion or logical errors during implementation.

Instructional Density

The lectures are described as highly dense and precise, which may require frequent pausing to follow the technical progression.

Best suited to

  • JavaScript developers seeking full-stack GraphQL implementation
  • Learners wanting to understand data loader optimizations
  • Developers comfortable with Node.js and React prerequisites

Less suited to

  • Absolute beginners lacking a strong JavaScript foundation
  • Learners requiring perfectly synchronized library versions

Comidoc Score

4.3/10

Limited fit
Defined audience

Comidoc verdict

The learning path moves from fundamental schema definitions to complex real-time subscriptions and type-safe code generation. It emphasizes practical full-stack patterns, specifically addressing how to optimize data fetching using tools like DataLoader.

Library version mismatches present a challenge; some learners have reported difficulties when current dependencies deviate from the instructional material. While the Udemy update label suggests recent activity, several reviews created after that date indicate that code may still diverge from modern library versions, potentially requiring external troubleshooting or AI assistance to resolve.

This course is best suited for JavaScript developers who already possess a solid foundation and are looking for a pragmatic, project-led introduction to GraphQL architecture.

Score breakdown

Curriculum depth
7.3

Covers essential topics like N+1 optimization and TypeScript generation, though some signals suggest a lack of detail in specific operations like bulk updates. Note that several reviews mentioning these gaps were created before the displayed update date; while the update label suggests recent activity, it does not prove these specific areas were addressed.

Applied learning
8.0

Demonstrates concepts through specific full-stack projects including a Job Board and a Chat application.

Clarity & experience
4.3

Instruction is described as precise and dense, though version mismatches can impact the ease of following the code.

Currency & reliability
1.3

Multiple signals indicate that the instructional content may not align with current library versions, creating friction for modern development.

Selected from the course's public promotional preview. These images document visible presentation material only; they do not represent the complete paid curriculum.

Audience fit
5.8

Aligns well with JavaScript developers, though it assumes a level of proficiency that may be challenging for true beginners.

More Related Topics

  • Node.js Development653
  • Apollo Client & Server15
  • React Development695
  • MongoDB Database424
  • Apollo GraphQL6
  • API Development & Design373
  • ASP.NET Core317
  • GraphQL API Design6
  • Gatsby.js Development12
  • Server Data Fetching20