Virtual Numbers API Integration for esimbuy.org

Job ID: 39767119

Budget: $30 – $60 USD

Job Title:
API Integration Specialist for esimbuy.org – Virtual Numbers API Integration

Project Description:
We are looking for an experienced developer to integrate esimbuy.org with the Virtual Numbers API documented here:
API Documentation: https://documenter.getpostman.com/view/38925018/2sB2cbZJCF#bd4472c9-f4fd-4a1f-930f-e1099b1e57f6

This integration will allow esimbuy.org to fetch and manage Virtual Numbers plans (not eSIM data plans) from the API provider.

Requirements:

Strong experience with RESTful APIs (JSON, authentication, pagination, error handling).

Ability to design and implement data mappings between the API response and our internal product structure.

Clean, production-ready implementation (logging, retries, error handling, idempotent syncs).

Clear development milestones and testable deliverables.

Good communication skills and ability to provide a short technical walkthrough once completed.

What To Include With Your Proposal:

A short summary of similar API integrations you’ve completed (links/screenshots preferred).

Your proposed approach for connecting the Virtual Numbers API to esimbuy.org.

Estimated timeline with milestone breakdown and fixed-price offer.

References or examples of past relevant projects. Only experienced API integration professionals should apply.