GraphQL Developer

- How do you handle authentication and authorization in a GraphQL server?
- Can you explain the differences between queries, mutations, and subscriptions in GraphQL?
- How do you optimize GraphQL queries to reduce latency and improve performance?
- Describe the process of setting up a GraphQL server using Apollo Server.
- What are some best practices for error handling in GraphQL?
- How do you manage schema evolution and versioning in a GraphQL API?
- Explain how you would implement data caching strategies in a GraphQL application.
- How do you handle n+1 query problems in a GraphQL server?
- What are the main differences between REST and GraphQL, and when would you choose one over the other?
- How do you use GraphQL directives to modify query behavior? Can you provide an example?

- Describe a complex GraphQL API you have designed. What were the most challenging aspects, and how did you address them?
- How would you approach optimizing a GraphQL query that is performing poorly in terms of response time?
- Explain a situation where you had to implement custom resolvers in GraphQL. What problem were you solving, and how did you ensure they performed efficiently?
- Can you share an instance where you had to modify the schema in a production GraphQL server? How did you manage the impact on existing clients?
- How do you handle conflicting requirements or requests from different stakeholders when designing a GraphQL API?
- Describe a problem you faced with data fetching strategies in GraphQL and how you resolved it.
- Have you ever needed to implement real-time updates in a GraphQL application? What technologies and approaches did you use, and what challenges did you face?
- What innovative features or optimizations have you introduced to a GraphQL API that significantly improved its functionality or performance?
- Explain how you would handle rate limiting and caching in a high-traffic GraphQL API to ensure optimal performance.
- Discuss a scenario where you had to troubleshoot and debug a complex GraphQL query. What tools or techniques did you use, and what was the outcome?

- Can you describe a time when you had to explain a complex GraphQL concept to a non-technical team member? How did you ensure they understood?
- Give an example of a project where you had to collaborate closely with backend and frontend teams. How did you manage communication and synchronization?
- How do you handle conflicts within a team when there are differing opinions on implementing GraphQL features?
- Describe a scenario where clear communication significantly impacted the success of a GraphQL project. What was your role in that?
- How do you ensure that you understand the requirements and constraints of other team members, such as UI/UX designers and product managers, when working on a GraphQL schema?
- Share an example of an instance where you had to gather and synthesize feedback from multiple stakeholders regarding a GraphQL API. How did you manage this process?
- What strategies do you use to keep all team members, including those outside of the development team, informed about the progress and changes in a GraphQL project?
- Explain a time when you had to onboard or mentor a new team member on GraphQL technologies. How did you structure your approach?
- Can you discuss an experience where remote communication played a critical role in the success of a GraphQL project? What tools and methods did you use?
- How do you approach documenting a GraphQL API to ensure that both technical and non-technical team members can easily understand and use it?

- Can you describe a project where you utilized GraphQL? How did you manage the project timeline and ensure milestones were met?
- How do you prioritize tasks and manage resources when working on a large GraphQL implementation with tight deadlines?
- Can you provide an example of how you handled a situation where project requirements changed midway through development?
- What strategies do you use to allocate resources effectively when working on concurrent GraphQL projects?
- How do you ensure that your GraphQL schemas are maintainable and scalable as the project evolves?
- Can you explain a time you had to coordinate efforts between frontend and backend teams on a GraphQL project? How did you manage communication and integration?
- How do you manage technical debt in a GraphQL project while ensuring that delivery timelines are not compromised?
- Tell me about a time when you identified a bottleneck in a GraphQL project. What steps did you take to resolve it?
- How do you approach documenting your GraphQL projects to ensure smooth hand-offs and onboarding of new team members?
- Describe your approach to managing stakeholder expectations and ensuring alignment on project goals and deliverables in a GraphQL development project.

- Can you describe a situation where you had to ensure compliance with data privacy regulations (such as GDPR) when using GraphQL?
- How would you handle a request from a client asking for sensitive data that they are not authorized to access via a GraphQL API?
- In your experience, what are the best practices for securing GraphQL queries to prevent unauthorized access or abuse?
- Can you explain how you would implement data validation and error handling in a GraphQL API to ensure ethical data usage?
- How do you stay updated with changing regulations and standards that might impact the use of GraphQL in your projects?
- What steps do you take to ensure ethical use of data when designing schemas and queries for a GraphQL API?
- Can you discuss a time when you identified a potential ethical issue in a GraphQL project and how you addressed it?
- How do you ensure transparent and honest communication with stakeholders regarding the capabilities and limitations of a GraphQL API?
- What methods do you use to audit and monitor a GraphQL API for compliance with internal and external standards?
- How do you prioritize and balance between business requirements and ethical considerations when implementing a GraphQL solution?

- Can you describe a time when you had to quickly learn a new technology or tool to complete a project? How did you approach the learning process?
- How do you stay current with updates and best practices in GraphQL and related technologies?
- Can you provide an example of a recent professional development activity you've undertaken in the past year?
- Describe a situation where you had to adapt to significant changes in project requirements or scope. How did you handle this, and what was the outcome?
- How do you typically incorporate feedback from code reviews or peer assessments into your work?
- What strategies do you use to continually improve your coding skills and knowledge base?
- How have you managed transitions between different technologies or frameworks in your past roles?
- Tell us about a time when you had to mentor or guide a colleague through a new or unfamiliar technology. How did you ensure they understood and adapted effectively?
- How do you handle situations where the technology stack or tools in your current project are changed midway?
- Can you share an example of how you've contributed to a community or open-source project, and how this has influenced your development practices?