Senior Backend Infrastructure Specialist

4 hours ago

Lucknow, Uttar Pradesh, India beBeeBackend Full time ₹ 9,00,000 - ₹ 12,00,000
Backend Developer

Key Responsibilities:

  • ">Design and manage the backend architecture for a scalable web/mobile application.
  • Develop user authentication and authorization using JWT, OTP-based login, session management.
  • Implement logic, user discovery algorithms, preference-based filters.
  • Build a chat and messaging system with Firebase for real-time messaging, delivery/read receipts.
  • Integrate Firebase Cloud Messaging (FCM) for push notifications (iOS + Android).
  • Optimize MongoDB schema for high-performance matchmaking and chat use cases.
  • Ensure secure, tokenized API access using industry best practices (HTTPS, role-based access).
  • Handle media uploads securely via cloud storage (e.g., Firebase, AWS S3).
  • Implement analytics hooks for key user actions and behavior tracking (events, funnels).
  • Build admin APIs for user moderation, reporting, and flagging systems.
  • Monitor and maintain API performance, database health, error logs, and uptime metrics.
  • Collaborate with DevOps to set up CI/CD, monitoring, and auto-scaling backend infrastructure.
  • Manage environment configurations securely with secrets handling.

Preferred Qualifications:

  • 3+ years' experience in backend development with Node.js, Firebase, and MongoDB.
  • Strong understanding of token-based authentication and security practices.
  • Experience building scalable, real-time chat or messaging systems.
  • Familiarity with cloud storage and services (Firebase, AWS S3).
  • Solid knowledge of CI/CD, monitoring, and application scaling.

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