MTS: AI-Driven Full-Stack Systems Architect — SF Onsite

Mosaic.tech; San Francisco (CA); On-site; USD 180,000 - 290,000; Full time

Benefits offered by this job

Competitive salary

Meaningful equity

Work directly with founders

Autonomy and craftsmanship

Impact on global ad industry

Job summary

AdsGency AI is hiring a Member of Technical Staff to architect and scale AI-driven multi-agent ad automation systems. You will work with founders and senior engineers on real-time pipelines, LLM orchestration layers, and ensure a fast, resilient stack.

The role emphasizes designing from first principles, mentoring junior engineers, and delivering end-to-end systems for global ad platforms such as Google, Meta, and TikTok.

Qualifications

• 3+ years of software engineering or systems design

Responsibilities

• Design, architect, and scale AI-driven multi-agent ad automation systems.
• Build core APIs and microservices for campaigns, analytics, and agent workflows.
• Develop real-time data pipelines and observability for campaign performance.

Skills

Backend engineering

Distributed systems

Startup experience

First principles design

Tools

Python

FastAPI

PostgreSQL

Redis

Go

Kafka

Railway

AWS/GCP

Job description

AdsGency AI is hiring a Member of Technical Staff to architect and scale AI-driven multi-agent ad automation systems. You will work with founders and senior engineers on real-time pipelines, LLM orchestration layers, and ensure a fast, resilient stack.

The role emphasizes designing from first principles, mentoring junior engineers, and delivering end-to-end systems for global ad platforms such as Google, Meta, and TikTok.