Senior Backend Developer

National Payments Corporation of India (NPCI); Goregaon; On-site; INR 1,400,000 - 2,200,000; Full time

Job summary

National Payments Corporation of India (NPCI) is seeking a Sr. Associate Backend Developer to design, develop, and maintain scalable backend systems for enterprise applications. The role focuses on Java, Spring Boot, microservices, and API development.

The candidate will design, build, test, and optimize RESTful services, integrate with enterprise data sources, and contribute to CI/CD and agile practices to ensure performance and reliability at scale.

Qualifications

• 4+ years of backend development experience.
• Strong expertise in Java, Spring Boot, and microservices.
• Experience building RESTful APIs for large-scale applications.
• Good understanding of OOP, SOLID, and Clean Architecture.
• Hands-on with SQL and NoSQL databases (MySQL, Oracle, MongoDB).
• Experience with CI/CD pipelines and Agile/Scrum environments.

Responsibilities

• Design, develop, and maintain scalable backend services and business logic.
• Build high-performance APIs and collaborate with frontend teams.
• Integrate applications with enterprise systems and multiple data sources.
• Write clean, efficient, and well-documented code.
• Develop and maintain automated testing and CI/CD processes.
• Optimize application performance, reliability, and scalability.
• Participate in code reviews and contribute to best practices.

Skills

Java

Spring Boot

Microservices

Kafka

Redis

RESTful APIs

OOP

SOLID Principles

Clean Architecture

Unit Testing

Integration Testing

API Testing

CI/CD

Agile/Scrum

Tools

MySQL

Oracle

MongoDB

Job description

Position: Sr. Backend Developer - Java

Location: Mumbai / Hyderabad

Employment Type: Full-Time (Permanent)

Interview Mode:

• HackerRank Technical Assessment
• L1
• L2
• AI Round

Job Description:

We are looking for a skilled Sr. Associate Backend Developer to design, develop, and maintain scalable backend systems for enterprise applications. The ideal candidate should have strong expertise in backend technologies, API development, microservices architecture, and database management, with a focus on performance, reliability, and scalability.

Key Responsibilities:

• Design, develop, and maintain scalable backend services and business logic.
• Build high-performance APIs and collaborate closely with frontend teams.
• Integrate applications with enterprise systems and multiple data sources.
• Write clean, efficient, and well-documented code.
• Develop and maintain automated testing and CI/CD processes.
• Optimize application performance, reliability, and scalability.
• Participate in code reviews and contribute to technical solutions and best practices.

Required Skills

• 4+ years of experience in backend development.
• Strong expertise in Java, Spring Boot, Microservices, Kafka, and Redis.
• Experience building and optimizing RESTful APIs for large-scale applications.
• Good understanding of Object-Oriented Programming (OOP), SOLID Principles, and Clean Architecture.
• Hands-on experience with SQL and NoSQL databases such as MySQL, Oracle, and MongoDB.
• Experience integrating backend services with modern frontend applications.
• Strong knowledge of Unit Testing, Integration Testing, and API Testing.
• Familiarity with CI/CD pipelines and automation tools.
• Experience working in Agile/Scrum environments.