Senior Backend Engineer (Node.js / Python)

Job Summary

We need a backend engineer who thinks in systems, not just endpoints. You0ll design APIs and microservices that power consumer apps used by millions, handle real-time data processing, and architect database schemas that will scale without requiring a painful rewrite at 10x traffic. Node.js or Python preferred ideally both.

Role Details

- Department: Engineering

- Location: Ahmedabad, India (Hybrid)

- Type: full-time

- Experience: 5-8 years

Responsibilities

- Design and implement scalable RESTful and GraphQL APIs serving mobile and web frontends

- Architect database schemas for PostgreSQL and MongoDB optimized for both write throughput and read performance

- Build event-driven microservices using Kafka, RabbitMQ, or AWS SQS for asynchronous processing

- Implement authentication and authorization systems (JWT, OAuth2, RBAC)

- Set up caching layers with Redis for session management, rate limiting, and data acceleration

- Write infrastructure as code using Terraform or AWS CDK for reproducible cloud deployments

- Lead backend architecture reviews and establish API design standards for the team

- Optimize query performance identify N+1 problems, missing indexes, and slow query patterns

Requirements





- 5+ years of backend engineering with Node.js and/or Python in production

- Deep understanding of SQL (PostgreSQL preferred) query optimization, indexing strategies, migrations

- Experience with distributed systems concepts: eventual consistency, idempotency, saga patterns

- Solid understanding of HTTP, REST, and API design principles

- Production experience with containerization (Docker) and orchestration (Kubernetes or ECS)

- Robust security fundamentals: SQL injection prevention, input validation, secrets management

- Experience leading technical design discussions and documenting decisions (ADRs)

Nice to Have

Bonus points not required

- Experience with GraphQL federation for microservices

- Familiarity with serverless architectures (AWS Lambda, Cloudflare Workers)

- Background in fintech or healthcare with compliance-aware system design

- Open-source contributions to backend frameworks or libraries

Disclaimer: This job posting has been aggregated from external source. Role details, content, and availability are subject to change. Applicants are advised to confirm the latest information directly on the company website before applying.

📌 Senior Backend Engineer (Node.js / Python) (Ahmedabad)
🏢 iMOBDEV Technologies
📍 Ahmedabad