Senior Java Engineer

Activision Blizzard, Inc.•Santa Monica, CA

7d•$101,000 - $186,754•Onsite

About The Position

The Senior Java Engineer is responsible for designing, building, and supporting high-quality backend services for Marketing Technology platforms. This role combines hands-on engineering with technical ownership of APIs, integrations, service reliability, and backend modernization initiatives.

Requirements

5+ years of backend engineering experience with strong Java and Spring / Spring Boot expertise.
Experience building APIs, microservices, and integrations in cloud or distributed environments.
Solid understanding of relational data, testing, CI/CD, and containerized deployment patterns.
Ability to work independently on complex backend tasks while mentoring less experienced engineers when needed.

Responsibilities

Design, build, and maintain Java-based backend services and APIs used by web, mobile, and partner-facing experiences.
Translate business and integration requirements into scalable service implementations and clear technical documentation.
Develop REST and microservice-based solutions with strong attention to performance, resilience, and maintainability.
Troubleshoot issues across development and production environments and drive fixes for reliability and technical debt.
Contribute to code reviews, test automation, release readiness, and continuous improvement of engineering practices.
Partner with architects, product managers, and platform teams on integrations, service contracts, and backend roadmap work.