Back End Developer

6 days ago

Vellore, India Allianze Infosoft Full time

Back-end developer

Lead the server-side development that powers our web, iOS, and Android apps. You will design secure, scalable APIs, manage data, integrate payments, and support real-time features across e-commerce, social, trivia/gaming, and AI-driven products.


Key Responsibilities

  1. API & Microservice Development
  • Build and maintain REST (and optional GraphQL) endpoints in Node.js (Express or NestJS).
  • Write Firebase Cloud Functions for real-time logic when appropriate.
  1. Data & Security
  • Design schemas in Firestore / SQL / NoSQL as required.
  • Implement authentication, authorization, and role-based access.
  • Ensure data privacy, rate limiting, and secure payment handling.
  1. Payment & External Integrations
  • Integrate payment gateways for one-time, subscription, and coupon flows.
  • Connect to third-party AI services (chat, vision, etc.) and other external APIs.
  1. Deployment & Monitoring
  • Automate CI/CD, use Docker or cloud builds, deploy to Firebase, GCP, AWS, or comparable.
  • Set up logging, alerting, and performance monitoring.
  1. Collaboration & Release Support
  • Work closely with React and Flutter engineers to define contracts and return structures.
  • Participate in app release cycles, ensuring backend readiness and versioning.
  • Organise tasks and documentation in Notion; attend stand-ups and code reviews.


Required Skills & Experience

  • 5+ years building production back-end systems with Node.js.
  • Solid experience with Firebase (Auth, Firestore, Cloud Functions) or equivalent serverless stacks.
  • Strong database design skills (document, relational, and caching strategies).
  • Proven payment-integration experience (checkout, subscriptions, refunds).
  • Deep understanding of RESTful principles, web security, and scalability patterns.
  • Experience deploying and operating services in a public cloud environment.
  • Familiar with CI/CD pipelines, Git workflows, and automated testing.
  • Fluent English communication; comfortable documenting in Notion and explaining architecture to the team.

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