Node.js Backend Developer

FetchSky; Karachi Division; On-site; PKR 1,600,000 - 2,400,000; Full time

Job summary

A tech company in Karachi is seeking an experienced Node.js Backend Developer. The role involves designing and implementing scalable backend services, building efficient APIs, and ensuring system reliability. Candidates should have a Bachelor's degree in Computer Science and a minimum of 3 years of backend development experience. Proficiency in Node.js, NestJS, MySQL, RabbitMQ, and Redis is essential. This position offers the opportunity to work in a collaborative Agile environment.

Qualifications

• Minimum 3 years of professional backend development experience using Node.js.
• Proficiency in Node.js and NestJS frameworks.
• Strong knowledge of MySQL, Redis, and RabbitMQ.

Responsibilities

• Design, develop, and maintain backend services using Node.js and NestJS.
• Build and optimize RESTful APIs for web and mobile clients.
• Implement message-driven architectures using RabbitMQ for asynchronous processing.

Skills

Node.js

NestJS

MySQL

RabbitMQ

Redis

RESTful API design

JWT/OAuth2

Git

Agile development

Education

Bachelor’s degree in Computer Science, Software Engineering, or a related field

Job description

Karachi, Pakistan | Posted on 10/22/2025

We are seeking an experienced Node.js Backend Developer with strong expertise in NestJS, MySQL, RabbitMQ, and Redis to design and implement scalable backend services. The ideal candidate will build efficient APIs, manage real-time data pipelines, and ensure system reliability in a high-performance environment while collaborating closely with cross-functional teams.

Key Responsibilities:

Design, develop, and maintain backend services using Node.js and NestJS.

Build and optimize RESTful APIs for web and mobile clients.

Work with MySQL databases including schema design, query optimization, and stored procedures.

Implement message-driven architectures using RabbitMQ for asynchronous processing and inter-service communication.

Utilize Redis for caching, session management, and queueing to enhance performance.

Ensure system scalability, reliability, and fault-tolerance across backend services.

Implement secure authentication and authorization using JWT or OAuth2.

Write and maintain unit and integration tests to ensure code quality and consistency.

Collaborate with frontend and DevOps teams in an Agile development environment.

Monitor, troubleshoot, and optimize application performance in production.

Perform related tasks as assigned by management in alignment with role scope.

Requirements

Education: Bachelor’s degree in Computer Science, Software Engineering, or a related field from a reputable institute.

Experience: Minimum 3 years of professional backend development experience using Node.js.

Technical Skills:

Proficiency in Node.js and NestJS frameworks

Strong knowledge of MySQL, Redis, and RabbitMQ

Experience with RESTful API design, JWT/OAuth2, and Git

Understanding of scalable architectures and microservices

Soft Skills: Excellent problem-solving, communication, and teamwork skills; strong attention to detail and ability to work in a fast-paced environment.