Staff Machine Learning Engineer, Ads Creative Effectiveness

For our client, we are seeking a Staff Machine Learning Engineer, Ads Creative Effectiveness to join the team of a leader in the Media space. In this remote role, you will help shape the systems that generate, refine, and evaluate ad creative across a large-scale digital advertising environment. You will partner closely with product, engineering, and go-to-market stakeholders to improve creative quality, advertiser outcomes, and marketplace performance. This position combines applied machine learning, generative AI, and ranking/evaluation expertise with a strong focus on safety, compliance, and practical business impact. Location: Remote - US based candidates only, no visa sponsorship available Compensation: $230,000 – $322,000 annually Responsibilities Architect and implement advanced generative workflows for ad creative generation. Build end-to-end image and video editing capabilities for advertisers. Fine-tune large vision-language models to enhance ad aesthetics based on performance metrics. Engineer robust safety and compliance systems to filter non-compliant content. Collaborate with cross-functional teams to integrate capabilities into the ad platform UI. Embed brand-safety filters and copyright checks into the creative process. Qualifications 5-7 years of experience in machine learning, particularly with LLM/VLM fine-tuning and RLHF/RLPF for ads. Strong understanding of tree models, neural networks, and ranking systems. Experience with uplift metrics and experimentation setups for generative systems. Familiarity with auction dynamics and advertiser challenges in the marketplace. Proven ability to communicate complex ML concepts to non-technical stakeholders. Prior experience developing ad creative tools such as headline and image generators. Benefits Comprehensive healthcare benefits and income replacement programs. 401k with employer match. Global benefit programs tailored to individual lifestyles. Family planning support and gender-affirming care. Mental health and coaching benefits. Flexible vacation and paid volunteer time off. Generous paid parental leave. Our client is an equal opportunity employer. We encourage you to apply even if you don’t meet every qualification—your background could be exactly what this team needs.