DiArch Co is an on-demand quick-commerce and delivery platform delivering groceries, fresh produce, and essentials. We are looking for an experienced

Software Developer (Node.js / Full-Stack)

to join our core engineering team in office in Noida.

Key Responsibilities

- Design, build, and scale high-throughput RESTful microservices and real-time event systems using

Node.js, Express, and MongoDB/PostgreSQL

.

- Maintain and optimize core transactional workflows: order state machines, real-time inventory deductions, dynamic cart pricing, and checkout pipelines.

- Architect background job queues (Bull / Redis) for push notifications, order status syncs, and operational worker tasks.

- Integrate and manage third-party APIs including payment gateways (Razorpay), WMS (Unicommerce), SMS gateways, and Firebase Cloud Messaging (FCM).

- Identify and resolve performance bottlenecks, database query optimizations,



and API latency under peak concurrent loads.

Qualifications & Requirements

- 2–5 years of hands-on experience in backend or full-stack software development.

- Proficiency in

JavaScript / TypeScript

,

Node.js

, and asynchronous event-driven architecture.

- Strong experience with

MongoDB

(aggregations, transactions, bulk operations) and/or relational databases (

PostgreSQL

).

- Working knowledge of

Redis

(caching, pub/sub),

Docker

, and background job queues (Bull/BullMQ).

- Familiarity with AWS infrastructure (EC2, S3, RDS) and PM2 process management.

- Strong problem-solving skills with a focus on data integrity, idempotency, and clean code practices.

📌 Software Developer (Noida)
🏢 DIARCH GO
📍 Noida