Job Description

Job Title:

Full-Stack MERN Developer (5-8 Years Experience)

Location:

Mumbai (Onsite)

Experience:

5-8 Years

Salary:

?50,000 - ?90,000 per month (based on experience & skill set)

Employment Type:

Full-time

We are looking for an experienced

Full-Stack MERN Developer

to join our engineering team in Borivali, Mumbai. The ideal candidate should have strong hands-on experience building scalable web applications using

React, Node.js, Express, and MongoDB

, with a solid understanding of

REST APIs, microservices architecture, performance optimization, and cloud infrastructure

.

You will work on consumer-facing applications, handle large datasets, and contribute to building reliable, high-performance systems.

Key Responsibilities

Design, develop, and maintain

full-stack web applications

using MERN stack Build scalable and secure

RESTful APIs

and backend services using

Node.js & Express

Develop reusable and high-performance

React components

with proper state management Implement

microservices-based architecture

and inter-service communication Optimize application performance at both frontend and backend levels Work with

MongoDB

for data modeling, indexing, and performance tuning Handle

large datasets

efficiently and ensure system reliability Implement

logging, tracing, and monitoring

for production-ready applications Collaborate with product, frontend, backend, and DevOps teams Write clean, maintainable, and well-documented code
Technical Requirements

Backend

Strong hands-on experience with

Node.js & Express.js

Expertise in building

REST APIs

and backend business logic Strong understanding of

async programming

(Callbacks, Promises, Async/Await) Experience with

microservices architecture

Hands-on experience with

MongoDB (Expert level)

Working knowledge of

PostgreSQL / MySQL

Experience with

Kafka

or other message queue systems Familiarity with

Bull / job schedulers

Frontend

Strong experience with

React.js

Hands-on experience with

state management

(Redux, Context API, or similar) Good understanding of

HTML, CSS, AJAX

Experience with performance optimization techniques in React
Infrastructure & Cloud

Experience with

Docker

and

Kubernetes (K8s)

Hands-on exposure to

AWS services

such as EC2, S3, ELB, AutoScaling, CloudFront Understanding of CI/CD pipelines is a plus
Core Computer Science

Good understanding of

Data Structures & Algorithms

Solid knowledge of

Operating Systems fundamentals

Good to Have

Experience with

Redis

for caching Exposure to

Vue.js

Experience working on

consumer-facing web or app products

Strong debugging and problem-solving skills Familiarity with application monitoring tools (logs, metrics, tracing)
What We're Looking For

Strong problem-solving mindset and ownership attitude Ability to learn new tools and technologies quickly Comfortable working in fast-paced, production-driven environments Immediate or short-notice joiners preferred
Location:

Mumbai, Maharashtra (Required)
Work Location: In person

Job Type: Full-time

Pay: ?50,000.00 - ?90,000.00 per month

Application Question(s):

If selected, how soon can you join? Are you okay with the salary slab (50k-90k) per month , depending upon your experience?
Experience:

Total: 5 years (Required)
Location:

Mumbai, Maharashtra (Required)
Work Location: In person