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Staff Software Engineer, Agentic Ads

Foster City, CA💼 Full-time🗓 2026-09-25 → 2026-09-26

Core

Design and build Agentic Ads, an AI-powered platform helping businesses on Replit acquire customers through intelligent automation and advertiser-facing software.

Role type

Staff Software Engineer (Agentic Ads / AI Product)

Builds

Agent-powered experiences for customer acquisition, including tool use, orchestration, and financial control features.

Domain

SaaS / AI / Marketing Automation / Ad Tech

Deliverable

production ML models | product features

Required skills

Staff-level technical leadership, system design for distributed systems, building third-party integrations, LLM-powered product development, data measurement and experimentation, authorization and security for automated actions, cross-functional team alignment

Preferred skills

Advertiser-facing product experience, marketing API integration, conversion tracking and attribution, constrained optimization, multi-tenant permissioned systems

Technologies

LLMs, APIs, distributed systems, asynchronous workflows, agent tooling

Responsibilities

Set technical direction and roadmap for Agentic Ads; build agent workflows with safeguards; design extensible integrations with external services; establish reliable measurement and data quality controls; implement financial controls and audit trails; lead ambiguous initiatives and mentor engineers

Seniority

Staff, hands-on IC with leadership

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