Liftoff
Senior GenAI Software Engineer
United States (East Coast) · Senior
Sponsorship not specified$180k-$230kDetected 5 days ago
JavaScriptTypeScriptPythonHTMLLLMsA/B TestingPerformance MarketingExcelRecruitingCompensationCommunicationCollaboration
About the role
- Our end-to-end technology stack helps app marketers acquire and retain high-value users, while enabling publishers to maximize revenue across programmatic and direct demand.
- Join Liftoff as a GenAI Software Engineer and shape the future of ad tech.
- This role sits within the Creative GenAI (CGenAI) team and is dedicated to advancing the strategic initiatives that define how Liftoff applies generative AI to creative.
Responsibilities
- Partner closely with creative strategists, content leads, and builders to translate craft expertise into systems that scale
- Design robust systems that handle the inherent variability of AI-generated output through thoughtful guardrails, fallbacks, and quality gates
- Build evaluation infrastructure tailored to creative output, spanning subjective quality assessment, human-in-the-loop review, and A/B testing against real ad performance
- Drive innovation by researching new model capabilities and proposing new initiatives as the frontier moves
- Senior engineer with significant pre-LLM production experience and solid fundamentals in system design, debugging, and observability
- Clear communicator who collaborates well across teams and disciplines, navigating ambiguity and adapting as priorities shift
Requirements
- Minimum Bachelors Degree and 5yrs of relevant experience.
- All candidates must be submitted via our Applicant Tracking System by approved Liftoff vendors who have been expressly requested to make a submission by our Recruiting Team for a specific job opening.
Nice to have
- HTML and gaming experience a plus
- Strong in Python for AI/agent work and fluent in JavaScript/TypeScript for creative and playables work
Compensation
- Liftoff offers all employees a full compensation package that includes equity and health/vision/dental benefits associated with your country of residence. Base compensation will vary based on the candidate's location and experience.
- SF Bay Area/Los Angeles/Orange County/Seattle: $180,000 - $230,000
- All other U.S approved states: $165,000 - $211,000
- Liftoff's compensation strategy includes competitive salaries, equity, and benefits designed to support employee well-being and performance.
- We benchmark compensation based on role, level, and location to ensure fairness and market alignment.
Benefits
- may include medical coverage, wellness stipends, and additional perks based on your country of residence.
Company info
- We offer several opportunities for in-person team gatherings, including but not limited to project meetings, regional meetups, and company-wide events.
- We expect our employees to attend these gatherings at least once per quarter.
- These gatherings provide essential opportunities for collaboration, communication, and team building.
- Founded in 2012 and headquartered in Redwood City, CA, Liftoff has a diverse, global presence.
Equal opportunity
- Liftoff is an equal opportunity employer.
- equal opportunity employer.
Apply directly at Liftoff →Create a free account for alerts like thisView Liftoff immigration profile
This listing is sourced directly from Liftoff's careers page and normalized into a canonical job model.