Senior Java Software Engineer

About the Role

We are looking for a

Senior Java Developer to own core billing infrastructure that keeps advertiser accounts accurate and in sync across multiple datastores. This person builds Spring Boot services handling event-driven correctness and transactional consistency at scale. Strong JPA/Hibernate, Kafka or SQS, and CI/CD experience are central to this correctness-critical work.

What you will do

• Develop and maintain backend Java/Spring Boot services, contributing feature development, bug fixes, and reliability improvements across BAM services.
• Solve problems around transactional consistency, event-driven correctness, notification reliability at scale, and safe multi-entity migrations for advertisers globally.
• Keep advertiser billing accounts accurate, compliant, and in sync across multiple datastores (MySQL, DynamoDB, MongoDB) and external platforms (Zuora).
• Deliver production-ready feature work and bug fixes via GitLab CI, with unit and integration test coverage meeting Jacoco gates.
• Strengthen system reliability through improved observability, resilience patterns, and safe canary and production deploys gated by Datadog monitors.

Must haves

• 4+ years of hands-on backend engineering with

  Java and

  Spring Boot 3

  , building production microservices.

• Senior level with demonstrated ownership of production services in a distributed-systems environment.

Experience with

GraphQL

, either building APIs with Netflix DGS or consuming them via the Apollo Java/Kotlin client.

• Hands-on experience with event-driven, distributed systems using

  AWS SQS or

  Apache Kafka

  , or RabbitMQ.

Strong

JPA/Hibernate and

Spring Data JPA experience with

MySQL/Aurora

, including transactional design and optimistic locking.

Proficiency writing

JUnit 5

unit tests with Mockito and integration tests against live environments.

Experience with

Gradle multi-module builds.

Experience with

GitLab CI/CD pipelines.

Experience with

Datadog for metrics and monitors.

• Responsible use of AI coding assistants (e.g., GitHub Copilot, Claude) to accelerate development while maintaining code quality and correctness.
• Upper-Intermediate English level.

Nice to haves

• Prior experience in the Billing or Payments domain.

Experience with

DynamoDB

(AWS SDK v2) and/or MongoDB (Spring Data) in a multi-store architecture.

• Experience with Netflix DGS.

Perks and Benefits

• Remote work & Local connection:

  Work where you feel most productive and connect with your team in periodic meet-ups to strengthen your network and connect with other top experts.

Legal presence in India:

We ensure full local compliance with a structured, secure work environment tailored to Indian regulations.

Competitive Compensation in INR:

Fair compensation in INR with dedicated budgets for your personal growth, education, and wellness.

Innovative Projects:

Leverage the latest tech and create cutting-edge solutions for world-recognized clients and the hottest startups.