Senior Node.js Backend Developer

Tekskills Inc.; Delhi; On-site; INR 1,500,000 - 2,100,000; Full time

Job summary

Tekskills Inc. is seeking a Senior Node.js Backend Developer to design, build, and maintain scalable backend services and APIs. The role requires strong expertise in Node.js, REST APIs, AWS Lambda, and modern backend practices.

The ideal candidate will work on API design, database integration, and performance optimizations while collaborating with cross-functional teams to deliver robust backend solutions.

Qualifications

• 5-7 years of backend development experience with Node.js.
• Proficient in building scalable backend applications and REST APIs.
• Experience with AWS Lambda, API Gateway, S3, and AWS SDK.
• Familiarity with GraphQL APIs, TypeScript, and ORM frameworks (Sequelize, Mongoose).

Responsibilities

• Develop and maintain backend applications and REST APIs using Node.js.
• Design scalable, secure, and maintainable backend solutions.
• Collaborate with frontend developers and cross-functional teams.
• Optimize application performance, scalability, and security.
• Troubleshoot and resolve production issues.
• Implement database and caching solutions.
• Write technical documentation.
• Participate in code reviews and continuous improvement initiatives.

Skills

Backend development

JavaScript

Asynchronous programming

Web security fundamentals

REST API development

GraphQL APIs

Git

Tools

Express.js

GraphQL

MongoDB

PostgreSQL

MySQL

AWS Lambda

API Gateway

AWS S3

AWS SDK

TypeScript

Sequelize

Mongoose

Git

Job description

Position: Backend Node.js Developer

Experience: 5-7 Years Work Shift: 1:30 PM 10:30 PM

Job Description

We are looking for an experienced Senior Node.js Backend Developer to build and maintain scalable backend applications and APIs. The ideal candidate should have strong expertise in Node.js, REST APIs, AWS Lambda, and modern backend development practices.

Key Responsibilities

• Develop and maintain backend applications and REST APIs using Node.js.
• Design scalable, secure, and maintainable backend solutions.
• Collaborate with frontend developers and cross-functional teams.
• Optimize application performance, scalability, and security.
• Troubleshoot and resolve production issues.
• Implement database and caching solutions.
• Write technical documentation.
• Participate in code reviews and continuous improvement initiatives.

Required Skills

• 68 years of experience in Node.js/Backend Development.
• Strong JavaScript and Node.js programming skills.
• Experience with Express.js.
• Strong understanding of REST APIs and GraphQL APIs.
• Experience with databases such as:
  • MongoDB
  • PostgreSQL
  • MySQL
• Experience with Git and version control workflows.
• Strong understanding of asynchronous programming and event-driven architecture.
• Knowledge of web security best practices.
• Basic understanding of AWS services:
  • AWS Lambda (Must Have)
  • Amazon S3
  • API Gateway
• Experience with AWS SDK.
• Working knowledge of TypeScript.
• Experience with ORM frameworks such as:
  • Sequelize
  • Mongoose

Must-Have Skills

• Node.js
• AWS Lambda
• REST API Development
• JavaScript
• Express.js
• TypeScript
• AWS SDK
• MongoDB/PostgreSQL/MySQL
• Sequelize or Mongoose