3 hours ago
Remote, United StatesStaff+
Base Salary
$219k - $310k/yr
Responsibilities
- Design, build, and operate high-throughput, low-latency services for real-time ad bidding and exchange responses.
- Improve the performance, scalability, and reliability of systems processing millions of requests per second.
- Develop and optimize GPU-powered inference services using TensorRT.
- Profile inference pipelines and optimize GPU utilization, batching, memory access, serialization, networking, and request handling.
- Partner with machine learning engineers to productionize new model architectures and features.
- Design and operate large feature-store fleets providing low-latency access to real-time and precomputed features.
- Develop benchmarking and performance-analysis tools for model latency, throughput, and regression detection.
- Improve experimentation tooling for offline training runs, candidate-model evaluation, and model leaderboards.
- Own system changes through design, implementation, testing, deployment, observability, capacity planning, incident response, and optimization.
Requirements
- 10+ years of industry experience.
- Master of Science or higher in Computer Science, or equivalent work experience.
- Strong Computer Science fundamentals, including data structures, algorithms, and system architecture.
- Experience with Go is a plus.
Benefits
- Full compensation package including equity and health, vision, and dental benefits based on country of residence.
- Eligible for full-time remote work in approved entities across the listed US states.
- Remote-first company with hubs in Redwood City, Los Angeles, and New York City.
- Employees are expected to attend in-person team gatherings at least once per quarter.
- Benefits may include medical coverage, wellness stipends, and additional perks based on country of residence.
Tech Stack
Categories
About Liftoff
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.