Senior Back End Developer (JS)

Senior Back-End Developer (JS)
We are looking for a seasoned and focused

Senior Back-End Developer

to take ownership of the critical server-side architecture and services for our Cybersecurity SaaS platform.

This role is highly concentrated on

Node.js

back-end development, secure API design, and database management.

While your primary focus is the server, you must have strong working knowledge of the

React.js/Next.js

front-end ecosystem to ensure seamless integration and performance of our services.

Key Responsibilities

API & Core Services Development (Back-End Focus) ⚙️

Node.js Mastery:

Design, implement, and maintain highly scalable, secure, and resilient back-end services using

Node.js

and frameworks like Express.js or NestJS.
API Development:

Lead the development and evolution of secure, high-performance

RESTful APIs

(and/or GraphQL) that power all web and mobile clients.
System Architecture:

Contribute to architectural decisions for our microservices, focusing on high availability, disaster recovery, and latency optimization.
Security & Compliance:

Implement and rigorously enforce robust authentication (e.g.,

JWT, OAuth ), authorization, data encryption, and security protocols vital for a cybersecurity product.

Database & Data Management

Data Modeling:

Expertly design, manage, and optimize complex database schemas using

PostgreSQL

(preferred) and NoSQL databases like

MongoDB .
Performance:

Implement advanced caching solutions ( Redis ) and tune database queries to handle large volumes of traffic with speed.

Front-End Integration & Collaboration

Integration Point:

Work closely with the front-end team (who use

React.js

and

Next.js ) to define API contracts, troubleshoot integration issues, and ensure efficient data fetching patterns.
Next.js Support:

Understand how the Next.js framework utilizes the back-end (e.g., API routes, server-side data fetching) to build optimal server responses.
Testing & CI/CD:

Write extensive unit and integration tests for all back-end services.

Participate in maintaining and improving the

CI/CD pipeline

and

Docker/Kubernetes

deployments.

Non-Negotiable Requirements

Experience:

4+ years

of dedicated professional experience in server-side/back-end development.
Core Language:

Expert proficiency in

JavaScript (ES6+)

and the

Node.js

runtime environment.
Database Expertise:

Proven experience with both relational ( PostgreSQL

or MySQL) and NoSQL ( MongoDB ) databases, including complex query optimization.
API Design:

Demonstrated ability to architect and implement secure, scalable

RESTful APIs

from scratch.
Front-End Awareness:

Strong practical understanding of

React.js

principles and experience working on an application utilizing the

Next.js

framework.

Highly Desired Expertise (A Strong Advantage)

Experience with

TypeScript

for large-scale back-end applications.
Hands-on experience with

Docker

and cloud platforms ( AWS, Azure, or GCP ).
Experience in a highly secure

Cybersecurity or regulated SaaS

environment.
Familiarity with message queuing systems (e.g., Kafka, RabbitMQ).
If you are a talented back-end engineer who is ready to build the core services that power a high-growth platform and thrive in a Node.js/React ecosystem, we encourage you to apply.

Contact Details:
Apply Now: Send your CV to u@throttll.com
WhatsApp CV/Portfolio Link to: +91-9929152888