GraphQL Endpoints Development in Java

I'm seeking an expert in GraphQL to help build some endpoints in Java. The endpoints will be handling product data and will need to support all CRUD operations (Create, Read, Update, Delete). The data will be sourced from a PostgreSQL database.

Ideal skills and experience for this job:
- Strong proficiency in Java and GraphQL
- Experience with PostgreSQL
- Knowledge of product data handling
- Ability to implement all CRUD operations in GraphQL
I having Banking project in which i have to write graphql endpoint technology stack spring boot microservices graphql, postgresql
Requirement
we've to create graphql endpoint which will do insert of inputs. Input will be provided to graphql endpoint
basically build graphql based API which do insert of records

I have sample of output needs to be achived

graphql end ponts




Bank accountNo accountType loanAamount installment principle DeliquencyBucket
Outstanding
HDFC Bannk ltd 100934234572 loan 2000000 32000 153000 1 to 30 days
icici Bank 100673547897 loan 120000 5600 50000 31 to 59 days
kotak Bank 100354268799 overdraft 12000 1150 5000 1 to 30 days
state Bank 100733455467 loan 300000 9800 220000 31 to 60 days
Axis Bank ltd 100733456782 overdraft 5000 2800 3000 61 to 90 days