Senior Backend Developer

About the Role

We are seeking a Senior Backend Developer who can take ownership of backend architecture, build scalable systems, and contribute to technical decision‑making across the product. In this role, you will not only write backend services but also design system architecture, improve performance, enforce best practices, and mentor junior developers where needed . You will work closely with cross‑functional teams including frontend, product, and DevOps to deliver reliable, scalable, and production‑grade systems.

Key Responsibilities

• Design and own scalable backend architecture using Node.js, Express.js, and NestJS
• Build and maintain high‑performance, secure, and well‑structured RESTful APIs
• Lead integration of complex payment systems , including:
• Subscription‑based billing systems
• One‑time payments
• Webhooks and event‑driven flows
• Refund a...