Liftoff is the leading growth acceleration platform for the mobile industry, helping advertisers, publishers, game developers and DSPs scale revenue growth with solutions to market and monetize mobile apps.
Liftoff’s solutions, including Accelerate, Direct, Influence, Monetize, Intelligence, and Vungle Exchange, support over 6,600 mobile businesses across 74 countries in sectors such as gaming, social, finance, ecommerce, and entertainment. Founded in 2012 and headquartered in Redwood City, CA, Liftoff has a diverse, global presence.
Join Liftoff as a Gen AI Software Engineer and shape the future of ad tech. As a key member of our Gen AI team, you’ll architect and develop AI-powered solutions that transform how our business operates. Your focus will be building intelligent agents that enhance our sales, customer success, finance, and other core functions, while also leveraging cutting-edge vision and diffusion models to revolutionize creative production.
In this role, you’ll have an immediate impact on our AI strategy and product development. We foster a collaborative environment where you’ll work closely with key decision makers to bring innovative solutions to life. You’ll have the freedom to experiment, mentor others, and grow into a thought leader who defines not just Liftoff’s AI future, but influences the broader ad tech industry.
This role is ideal for an engineer who thrives in ambiguity, has a passion for experimentation, and wants to push the boundaries of what’s possible with LLMs. You’ll have the opportunity to tackle complex challenges, validate new approaches, and drive meaningful improvements across our organization.

• Pioneer next-generation enterprise applications by architecting scalable, interoperable AI agents that reimagine and automate workflows across sales, customer success, creative, finance and other core functions
• Rapidly prototype and validate Gen AI solutions through quick proof-of-concepts, then leverage learnings and feedback to ship production-ready solutions at speed
• Partner with decision makers and subject matter experts across the organization to deeply understand existing workflows and seamlessly integrate AI agents into daily operations
• Design robust systems that effectively manage uncertain AI-generated results, create reliable guardrails, and develop flexible products capable of handling the inherent variability in generative AI outputs.
• Design and implement comprehensive evaluation frameworks, monitoring systems, and dashboards assess model performance
• Treat prompt engineering as both an art and a science via iteration, analysis, and collaboration with cross-functional teams to translate human workflows into LLM instructions
• Implement and refine advanced Retrieval-Augmented Generation (RAG) systems, optimizing embedding models, text chunking, and vector storage.
• Drive innovation by researching LLM and Generative AI advancements, sharing insights, and proposing new product initiatives that leverage emerging AI capabilities.
• Mentor and champion best practices across the engineering team, fostering an environment of open feedback and shared learning that pushes our team forward.