Liftoff

Senior Gen AI Software Engineer

Liftoff
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2 months ago
Remote, United StatesSenior

Base Salary

$211k - $270k/yr

Responsibilities

  • Own generative AI product capabilities from workflow discovery and prototyping through implementation, rollout, measurement, and improvement.
  • Prototype and validate AI solutions, then convert successful approaches into production-ready capabilities.
  • Build agentic workflows that reason over campaign, customer, creative, and performance data and use structured tool interactions.
  • Design the data, tools, instructions, permissions, and interfaces needed for grounded and dependable AI behavior.
  • Build production reliability systems including state management, failure recovery, human review boundaries, and model-software interfaces.
  • Develop evaluation systems and instrumentation for quality, adoption, business impact, latency, cost, and failure modes.
  • Build Python services and TypeScript and React interfaces for customer-facing AI products.
  • Evaluate new models and techniques and mentor engineers on designing, testing, and operating AI-powered products.

Requirements

  • Bachelor’s degree and 8 years of relevant experience.
  • Seasoned software engineer with experience building and operating meaningful production products, ideally across backend services, data, and user interfaces.
  • Experience shipping LLM-powered or AI-assisted products beyond a demo, including practical reliability, context, tool use, provider-change, latency, cost, and model-behavior challenges.
  • High proficiency in Python and comfort with TypeScript and React, plus strong API design, data modeling, SQL, and testing fundamentals.
  • Ability to build the broader systems around models, including data, tools, instructions, permissions, feedback loops, and quality measures.
  • Ability to define success criteria, investigate failures, and improve AI experiences using testing, feedback, and production signals.
  • Strong product and engineering judgment, communication, collaboration, and comfort operating through ambiguity.
  • Helpful qualifications include early-engineer or startup-founder experience and experience in ad tech, campaign optimization, performance marketing, analytics, or data-rich B2B software.

Benefits

  • Full-time remote work is available in approved entities across CA, CO, ID, IL, FL, GA, MA, MI, MN, MO, NJ, NV, NY, OR, PA, TX, UT, and WA, with a preferred Pacific Standard Time Zone location.
  • Remote-first company with US hubs in Redwood City, Los Angeles, and New York City.
  • Employees are expected to attend in-person team gatherings at least once per quarter.
  • Compensation includes equity and health, vision, and dental benefits associated with the employee’s country of residence.
  • Additional benefits may include medical coverage, wellness stipends, and other perks based on country of residence.
Liftoff

About Liftoff

501-1,000 employees

Liftoff builds an AI-driven performance marketing and monetization platform for mobile apps, used by both marketers and publishers. Its products—including Accelerate, Direct, Monetize, Intelligence, and Vungle Exchange—support user acquisition, retargeting, and programmatic demand. Founded in 2012 and headquartered in Redwood City, CA, Liftoff is owned by Blackstone and reports serving over 6,600 mobile businesses across 74 countries.

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