Rajeshwar Singh

Software
Developer

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AppointMyDoctor

Patient-facing platform to find doctors and book appointments.

AppointMyDoctor
Role
Software Engineer
Year
2026
Stack
React, Node.js, PostgreSQL

Overview

The patient side of a healthcare SaaS. Patients find doctors, book appointments and get updates, while clinics run their side on MediSetu.

What I built

  • Cut API response latency from 100–200 ms to 3–5 ms by optimizing backend APIs and database queries.
  • Integrated Zoho payments for bookings and invoices, and the Meta WhatsApp API for patient communication.
  • Added real-time in-app notifications with Server-Sent Events, and ABHA health-ID linking.
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