Platform Engineer for AI Agents & Reliability

Siena AI; Helsinki; Remote; EUR 100,000 - 140,000; Full time

Benefits offered by this job

Equity or stock grants

Learning budget

AI fluency by default

Job summary

Siena AI, a globally distributed team, seeks a problem-solver who can own difficult customer issues from end to end. You will debug AI agents, prompts, and the supporting tooling to ensure robust production performance.

You will also create runbooks and automation to prevent recurrence and share insights across the team. You will join a fast-moving, autonomous culture that values ownership, direct communication, and practical impact on consumer brands.

Qualifications

• Experience solving customer-reported production issues end-to-end.
• Fluent with AI agent workflows and LLM prompts and their real-world failures.
• Ability to design automations that prevent recurrence and improve reliability.
• Comfortable working in a distributed, fast-moving startup environment.

Responsibilities

• Own hard customer problems end to end, reproduce and fix or hand off to engineering with a clean reproduction.
• Debug agents and prompts to determine if issues are due to prompts, KB, config, or model.
• Ship runbooks or tools to ensure issues do not recur and are traceable to root cause.
• Surface patterns to Product with data-backed insights and clear remediation steps.
• Raise the team's floor by sharing learnings and documentation across the team.
• Escalate genuine product bugs with a clean reproduction when needed.
• Within 90 days, identify top recurring failure patterns and address root causes.

Skills

AI agents & prompts

Debug complex production issues

Customer interaction

Automation & tooling

Tools

Node.js

TypeScript

Express

React

Job description

Siena AI, a globally distributed team, seeks a problem-solver who can own difficult customer issues from end to end. You will debug AI agents, prompts, and the supporting tooling to ensure robust production performance.

You will also create runbooks and automation to prevent recurrence and share insights across the team. You will join a fast-moving, autonomous culture that values ownership, direct communication, and practical impact on consumer brands.