AI-Powered Ad Systems Engineer (On-site SF)

Wintermeyer Ventures; San Francisco (CA); On-site; USD 200,000 - 250,000; Full time

Benefits offered by this job

Equity

Job summary

Wintermeyer Ventures is building AI-powered advertising products in the SaaS space. You will shape production agents that convert advertiser briefs into HTML5 ads, connect outputs to live recommendation systems, and monitor campaign metrics for performance.

You'll work on multimodal pipelines that generate video ads and variants, with a focus on reliability, quality checks, and scalable orchestration in production. The team is SF-based and equity is offered.

Qualifications

• 0–3 years of experience with a track record shipping an LLM, multimodal, or agentic system in production.
• Experience building production systems including orchestration, evaluations, reliability, backend infrastructure, data and serving.
• Familiarity with GCP, Redis, MongoDB, or Temporal.
• Experience building and shipping playable or interactive content, including HTML5 builds or game development.
• Experience connecting generated content with performance metrics and pipelines with image/video models.
• AdTech or startup experience and curiosity in AI-native projects are useful.

Responsibilities

• Build agents that turn advertiser briefs into playable, on-brand HTML5 ads.
• Create automated quality checks to identify broken playable builds before release.
• Develop multimodal pipelines that generate short-form video ads and creative variants using image and video models.
• Connect generated creatives to recommendation and ranking systems, and use engagement, click-through, install, and ROAS metrics to improve personalization.
• Build and maintain orchestration, evaluations, and reliability systems to run these agents in production.

Skills

Shipping AI/ML systems

Performance analytics

AdTech/startup experience

Tools

GCP

Redis

MongoDB

Temporal

HTML5

Job description

Wintermeyer Ventures is building AI-powered advertising products in the SaaS space. You will shape production agents that convert advertiser briefs into HTML5 ads, connect outputs to live recommendation systems, and monitor campaign metrics for performance.

You'll work on multimodal pipelines that generate video ads and variants, with a focus on reliability, quality checks, and scalable orchestration in production. The team is SF-based and equity is offered.