Senior AI Engineer, Engine Reliability

Helsinki. Posted 4 days ago

The role

You will design, build, and ship AI-native engineering capabilities for the Titan engine and game teams. You will build agentic systems, evaluation frameworks, and reliability infrastructure to improve software development.

What you will do

Design, build, and ship AI-native engineering capabilities
Work directly with game teams to prototype and implement solutions
Build agentic systems for complex engineering work
Own evaluation as an engineering discipline
Make autonomous agents reliable with guardrails and observability
Build and evolve underlying reliability infrastructure
Shape reusable capabilities across games
Use judgment on where AI adds leverage versus deterministic approaches
Set practices for the new team through code review, pairing, and design discussion

Required qualifications

Track record of shipping LLM or agentic applications used in production
Strong, current command of modern generative methods at the applied level
Hands-on experience building agent workflows and tool use
Real software engineering depth
Strong product and engineering instincts
Experience with build systems, CI pipelines, scripting, and developer tooling
Strong collaboration skills

Nice to have

Games industry experience, and a real appreciation for mobile
Game engine or runtime development experience
Professional experience with C++
Experience with fine-tuning, model adaptation, or distillation
Experience debugging cross-platform issues on iOS, Android, macOS, or Windows
Experience with device automation, device farms, or test frameworks such as Catch2 or gTest
Experience with observability tools such as Sentry, logs, metrics, or tracing
Experience improving testability or reliability in shared engine or platform code

Benefits

Relocation support from a dedicated mobility team and partners

About the company

Supercell is a games company from Helsinki, Finland, with offices in San Francisco, Seoul, Shanghai, and London. They are the makers of Hay Day, Clash of Clans, Boom Beach, Clash Royale, and Brawl Stars.