Sr. Product Engineer

Comviva; Bengaluru; On-site; INR 1,000,000 - 1,500,000; Full time

Job summary

Comviva is seeking a skilled Node.js Developer to join our fintech engineering team in Bengaluru. You will be responsible for creating scalable backend services and APIs that support our financial products. A strong background in JavaScript and Node.js is essential for this high-impact role.

The ideal candidate will have experience with modern frameworks, secure coding practices, and work well in a fast-paced environment. Join us to make a significant impact in the fintech sector!

Qualifications

• 3–4 years of hands-on experience in Node.js backend development.
• Strong proficiency in JavaScript (ES6+) and TypeScript.
• Experience with SQL and NoSQL databases like PostgreSQL and MongoDB.

Responsibilities

• Develop and maintain server-side applications using Node.js.
• Design and implement RESTful and GraphQL APIs with secure authentication.
• Build real-time features using WebSockets or event-driven architectures.

Skills

JavaScript (ES6+)

Node.js

TypeScript

SQL databases

NoSQL databases

Microservices architecture

Containerization (Docker, Kubernetes)

Asynchronous programming

Education

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

Tools

Express.js

NestJS

Fastify

PostgreSQL

MongoDB

Docker

Kubernetes

AWS

GCP

Azure

Job description

Overview

We are seeking a skilled and motivated Node.js Developer to join our fintech engineering team. You will be responsible for building scalable backend services, APIs, and real-time systems that power our financial products such as virtual cards, wire transfers, and account management platforms. This is a high-impact role in a fast-paced, data-driven environment where performance, security, and reliability are paramount.

Responsibilities

• Develop and maintain server-side applications using Node.js and modern frameworks (Express.js, NestJS, Fastify).
• Design and implement RESTful and GraphQL APIs with robust authentication and authorization (JWT, OAuth).
• Build real-time features using WebSockets or event-driven architectures.
• Integrate with third-party financial APIs and services (e.g., payment gateways, KYC/AML providers).
• Optimize performance and scalability of backend systems handling high-frequency financial data.
• Collaborate with frontend developers and DevOps teams to ensure seamless integration and deployment.
• Implement secure coding practices and ensure compliance with financial regulations (e.g., PCI DSS).
• Write clean, testable, and maintainable code using JavaScript/TypeScript.
• Participate in code reviews, sprint planning, and agile ceremonies.

Required Skills & Qualifications

• Bachelor’s degree in Computer Science, Engineering, or related field.
• 3–4 years of hands-on experience in Node.js backend development.
• Strong proficiency in JavaScript (ES6+) and TypeScript.
• Experience with SQL and NoSQL databases (PostgreSQL, MongoDB).
• Familiarity with microservices architecture and containerization (Docker, Kubernetes).
• Understanding of asynchronous programming, promises, and event loops.
• Experience with CI/CD pipelines and cloud platforms (AWS, GCP, or Azure).
• Knowledge of financial systems, data protection, and secure API design.

Preferred Skills

• Experience in fintech or banking domain.
• Exposure to event streaming platforms (Kafka, RabbitMQ).
• Familiarity with frontend frameworks (React, Angular) for full-stack collaboration.
• Contributions to open-source Node.js projects or fintech tools.