Senior Full Stack Developer (React / Node.js / NestJS / AWS)

RapidBrains; Ernakulam; On-site; INR 1,500,000 - 2,100,000; Full time

Job summary

RapidBrains is seeking an experienced Enterprise Web Applications Engineer to architect, build, and maintain scalable applications using React, TypeScript, Node.js, and NestJS.

You will design REST APIs and backend services on AWS, own technical decisions, and ensure quality through automated tests and CI/CD. Strong NestJS experience and PostgreSQL are essential for this role.

Qualifications

• 4+ years hands-on experience building scalable, enterprise-grade web applications.
• Deep production experience with NestJS architecture including DI, Decorators, DTOs.
• Strong AWS cloud expertise with serverless architectures (Fargate, VPC, DynamoDB, S3, RDS).
• Relational database design with PostgreSQL and RESTful API architecture.
• Experience with Jest and Cypress and Git/GitHub in Agile/Scrum.

Responsibilities

• Architect, build, and maintain production-grade web applications using React and TypeScript.
• Design and deploy REST APIs and backend microservices on AWS.
• Provide technical ownership, estimate work packages, and drive solution design discussions.
• Ensure code quality through automated tests and CI/CD practices.
• Improve performance, resolve production defects, and uphold security standards.

Skills

TypeScript

React

Redux Toolkit

Node.js

NestJS

Jest

Cypress

Git/GitHub

REST APIs

Tools

AWS

DynamoDB

S3

RDS (PostgreSQL)

PostgreSQL

Terraform

Jenkins

Concourse

Job description

Domain: Enterprise Automotive Financial Services

Employment Type: Full-Time

• End-to-End Delivery: Architect, build, and maintain production-grade web applications using React, TypeScript, Node.js, and NestJS.
• Cloud & Microservices: Design and deploy robust REST APIs and backend microservices using AWS (Serverless, Fargate, DynamoDB, S3, RDS/PostgreSQL).
• Technical Ownership: Analyze complex functional requirements, estimate work packages, and drive solution design discussions.
• Code Quality & Testing: Maintain high standards through code reviews, automated unit/integration testing (Jest, Cypress), and CI/CD best practices.
• Operational Stability: Drive performance optimizations, resolve complex production defects, and ensure security compliance in a regulated environment.

Mandatory Technical Expertise

• 4+ years of hands-on experience building scalable, enterprise-grade web applications.
• Core Stack Proficiency: TypeScript, React, Redux Toolkit, Node.js, and NestJS (must have deep production experience with NestJS architecture—Dependency Injection, Decorators, DTOs).
• AWS Cloud Expertise: Hands-on experience with serverless architectures, Fargate, VPC, DynamoDB, S3, and Amazon RDS (PostgreSQL).
• Database & APIs: Strong expertise in relational database design (PostgreSQL) and RESTful API architecture.
• Quality & DevOps: Experience writing automated tests (Jest, Cypress) and working with Git/GitHub pipelines in an Agile/Scrum environment.

Preferred / Bonus Skills

• Experience with Infrastructure as Code (Terraform) and CI/CD tools (Jenkins, Concourse).