Senior Backend Engineer – Node.js / TypeScript / Fastify

Company Overview

dMACQ Software Pvt. Ltd. is supporting a revolutionary educational platform that delivers personalised learning experiences across multiple digital modalities. The Platform will serve as the central hub connecting Learners, Deliverers, Creators, and Judges within our educational ecosystem. You will be part of a cross-cultural / cross-country team.

Position Summary

We are seeking an experienced ( more than 5 years )

Backend Developer (Node.js)

with deep expertise in

TypeScript

to design, develop, and optimize high-performance backend systems. In this role, you will build scalable server-side architectures that powers’ next-generation edtech platforms for Ivy League universities. Your responsibilities will include designing robust APIs, implementing complex business logic, and integrating with external systems such as gaming servers and educational content providers.

What do you need for this opportunity (mandatory)?

Node.js + TypeScript (over 5 years experience is must)

Fastify

Nx Monorepo (mandatory for modular architecture)

Azure Cosmos DB (Mongo API with Mongoose recommended)

Docker (local setup + deployable image)

Jest (unit + integration tests)

Passport + JWT (auth)

Experience with real-time applications - WebSockets, Socket.io.

Git mastery - version control & branching strategies

Good understanding of distributed systems concepts - how they work & scale.

Should have experience handling small team of junior developer

Good to Have :

Message queues (Azure Communication Service)

Cloud platforms (Azure)

Monitoring tools (DataDog, Prometheus)

Containerization (Docker) and Orchestration (Kubernetes)

Key Responsibilities

Design and develop complex, high-performance Node.js applications

Build RESTful APIs for content management, user authentication, and analytics.

Build and maintain scalable server-side architectures using Node.js and related technologies

Design and optimize database schemas and queries for NoSQL Cosmos DB

Optimize application performance through profiling and monitoring

Handle high-traffic scenarios and implement them

Participate in system design discussions and architectural decision-making

Establish and enforce coding standards and development workflows

Do code reviews

Help mentor junior backend developers

Soft Skills

• Strong mentorship and team leadership abilities
• Excellent communication skills for cross-functional collaboration
• Problem-solving mindset with attention to detail
• Ability to balance technical excellence with project timeline requirements

THIS IS AM

IMMEDIATE OPENING

AND CANDIDATES WHO CAN

JOIN IMMEDIATELY

AND

WITHIN 10 DAYS

WILL BE GIVEN A PREFERENCE. THIS IS A

ON-SITE OPENING IN MUMBAI.