## Company Description We are seeking a

hands-on Backend Software Engineer

to build and maintain payment services in a distributed financial systems environment. You will add new payment capabilities, deliver features and bug fixes, and improve the reliability of production

Java and Spring Boot

services.

Enterprise experience is strongly preferred.

## Job Description

Key Responsibilities

• -
• Develop and maintain production Java and Spring Boot services for a payments platform.
• - Add new payment methods and deliver features, bug fixes, and reliability improvements.
• - Deliver production-ready changes through

GitLab CI

, with unit and integration test coverage that meets

JaCoCo quality gates

• .
• - Improve observability and resilience, and support safe canary and production deployments gated by

Datadog monitors

. ## Qualifications

Must-Have Skills

-

5+ years

• of backend engineering experience with Java and Spring Boot in production microservices.
• - Mid-to-senior-level experience with demonstrated ownership of production services in a distributed systems environment.
• - Experience building GraphQL APIs with

Netflix DGS

or consuming APIs through the

Apollo Java/Kotlin client

• . Apollo GraphQL client experience is required.
• - Hands-on experience with

AWS SQS, Apache Kafka, or RabbitMQ

• in event-driven distributed systems, including building or maintaining a production Spring Boot service that consumes events.
• - Strong

JPA/Hibernate and Spring Data JPA

• experience with MySQL/Aurora, including: - Transactional design - Optimistic locking - Writing JPA entities - Managing production schema migrations -
• Experience writing

JUnit 5

• unit tests with Mockito and integration tests against live environments.
• - Proficiency with

Gradle multi-module builds

• .
• - Experience with

GitLab CI/CD

and

Datadog

• metrics and monitors, including using Datadog monitors as deployment quality gates.
• - Responsible use of AI coding assistants, such as

GitHub Copilot or Claude

• , while maintaining code quality and correctness.
• - Experience with financial-grade backend systems requiring correctness, idempotency, and consistency.
• - Ability to reason clearly about transactional boundaries across external systems, such as a third-party billing platform and a local metadata store.
• - Experience designing

idempotent event handlers

• .
• - Experience integrating external REST- or SDK-based third-party platforms.

Nice-to-Have Skills

• Spring Boot 3 experience.
• Prior billing or payments domain experience.
• DynamoDB with AWS SDK v2 and/or MongoDB with Spring Data in a multi-store architecture.
• Netflix DGS experience.

Required Tools & Platforms

-

Java and Spring Boot

-

GraphQL

and the Apollo Java/Kotlin client -

AWS SQS, Apache Kafka, or RabbitMQ

-

JPA/Hibernate, Spring Data JPA, and MySQL/Aurora

-

JUnit 5 and Mockito

-

Gradle

-

GitLab CI/CD

-

JaCoCo

-

Datadog

• AI coding assistants used responsibly, such as

GitHub Copilot or Claude

Location, Time & Engagement

• Candidates must be based in an

eligible APAC location

• .
• - Working-hour coverage aligned with

India Standard Time (IST)

is required.