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Principal Software Engineer

Seattle, Washington, United States💼 Full-time🗓 2026-07-06 → 2026-07-31

Core

Principal Engineer responsible for defining and verifying AI agent-based software development workflows, ensuring code correctness, reliability, and architectural integrity in an AI-driven ad agency.

Role type

Principal Software Engineer (AI/Agent Systems)

Builds

AI agents for paid acquisition, ad platform integrations (Meta, Google, TikTok, Amazon), and the underlying development machinery for agent-based coding.

Domain

Adtech, AI Agents, Cloud Infrastructure

Deliverable

production ML models | product features | infrastructure

Required skills

distributed systems design, agent-based system architecture, full-stack development (backend/frontend/data), automated verification and testing, cloud infrastructure management, trade-off decision making, production software delivery under deadlines

Preferred skills

Rust, TypeScript, AWS-native development, ad-platform API integration (Meta/Google/TikTok/Amazon), multimodal generative models, SOC 2 and GDPR compliance infrastructure

Technologies

Rust, TypeScript, AWS, Meta Ads API, Google Ads API, TikTok Ads API, Amazon Ads API

Responsibilities

Define development specifications and workflows for AI agents, build and maintain the frameworks enabling agents to write software, implement automated verification systems for agent-generated code, solve complex technical problems in ad platform integrations, ensure system reliability and containment for live ad spend, establish quality standards and conventions for agent output

Seniority

Principal, hands-on IC with strategic ownership

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