Platform Backend Engineer – AI Agent Runtimes

Atlassian

Seattle (WA)

On-site

USD 125,000 - 196,000

Full time

9 days ago

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Job summary

Atlassian in the United States is seeking a Software Engineer to build and operate backend services and developer tools for our AI agent platform. You will own capabilities from design through testing, rollout, and production support, delivering reliable, self-service interfaces for defining agents and connecting tools.

You will work with product and platform teams, improve reliability and observability, and participate in code and design reviews.

Qualifications

Experience building and operating production backend or platform services.
Proficiency in a language such as TypeScript, Java, Kotlin, Go, or Python.
Understanding of APIs, asynchronous processing, data storage, cloud infrastructure, and testing.
Sound judgment around correctness, reliability, maintainability, and delivery trade-offs.
Strong learning agility and clear communication.

Responsibilities

Build and operate backend services, APIs, libraries, and developer tools for our agent platform.
Own well-defined capabilities from design through testing, rollout, and production support.
Develop stable, self-service interfaces for defining agents, connecting tools, and extending platform behaviour.
Improve reliability, performance, observability, and developer experience.
Investigate failures across distributed services and agent execution flows.
Collaborate with product and platform teams and participate in code and design reviews.
Participate in on-call and turn operational learning into lasting improvements.