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OpenAIOpenAI

Software Engineer, Ads Manager

Build and scale Ads Manager, the UI platform and APIs advertisers use to create, manage, measure, and optimize campaigns. Requires 7+ years building high-scale systems with Python/FastAPI and TypeScript/React.

About the job

Responsibilities

  • Design, build, and scale Ads Manager, the core UI platform for advertisers to create, manage, measure, and optimize campaigns.
  • Develop advertiser-facing APIs and tools for programmatic campaign creation, management, targeting, delivery, measurement, and optimization.
  • Build conversion APIs, pixels, insights, and measurement tooling to help advertisers understand and improve campaign performance.
  • Create self-serve workflows that help small and mid-sized advertisers launch and optimize campaigns.
  • Build enterprise-grade integrations for large advertisers, agencies, and external ad-tech platforms.
  • Architect distributed systems and services with strong reliability, usability, privacy, and performance guarantees.
  • Partner with Product, Design, Research, and Go-To-Market teams to translate advertiser needs into technical solutions.
  • Drive 0→1 product development through rapid prototyping, experimentation, and iterative deployment.
  • Maintain high engineering rigor through testing, documentation, observability, and operational best practices.
  • Uphold safety, privacy, fairness, and policy compliance across advertiser-facing systems.

Requirements

  • 7+ years of experience building high-scale consumer, enterprise, marketplace, or ads-related systems.
  • Track record of architecting and delivering complex distributed systems, APIs, or advertiser-facing platforms.
  • Experience building in Python / FastAPI and TypeScript / React.
  • Strong product intuition and ability to translate advertiser needs into clear, reliable, and scalable product experiences.
  • Comfortable navigating ambiguous product spaces and contributing to technical roadmaps.
  • Thrive in 0→1 environments where systems, architecture, and user experiences must be defined from scratch.
  • Clear communication and holistic thinking rooted in user needs and long-term sustainability.
  • Motivated by building privacy-preserving, safe, and user-first monetization systems.

Nice-to-Haves

  • Experience with ads managers, campaign management systems, advertiser APIs, conversion APIs, pixels, measurement systems, marketplaces, or enterprise ad-tech integrations.

Skills

Python, FastAPI, TypeScript, React, Distributed Systems, REST APIs, Ui Development, Campaign Management, Measurement Systems, Enterprise Integrations

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