Member of Technical Staff

Lucid is a game changer. This revolutionary software and services company uses causal reasoning AI – targeted to solve the world’s ‘big data’ problems that result from CSV — a Complex array of information in an…

Location: San Francisco, CA
Company size: 5–10
Posted: 2mo ago
Comp band: $180K–$250K

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Job listing · Updated 21 AUG 2026

Member of Technical Staff

Lucid AI· San Francisco, CA, USView company profile

Job title: Member of Technical Staff
Job location: San Francisco, CA, US
Job listing URL: https://www.ycombinator.com/companies/lucid/jobs/j3REzcP-member-of-technical-staff
Job description: Lucid is a small team building real-time interactive video models that spark joy, and are seeking a talented engineer to build the infrastructure that makes this possible. If you are passionate about our mission, we would love to hear from you! **Role Description** You are an experienced software engineer who builds the systems that power large-scale ML training. You understand how to move and process petabytes of data efficiently, manage distributed GPU workloads, and create infrastructure that researchers can rely on. You know how to optimize for the specific constraints of training large models while maintaining system reliability. **What you'll do** * Build systems to handle petabytes of training data efficiently * Design and manage distributed training infrastructure across GPU clusters * Evaluate and implement orchestration systems (we currently use SLURM) * Work directly with ML researchers to identify and solve infrastructure bottlenecks * Build the foundational systems that let our team iterate quickly on large-scale experiments **Requirements** * Strong distributed systems experience with focus on performance optimization * Deep understanding of ML training infrastructure and distributed training patterns * Experience with Python and PyTorch in production environments * Comfortable working with both cloud and bare metal infrastructure * Self-starter who can evaluate technical trade-offs and make architectural decisions * Excellent communication and collaboration skills **Location** San Francisco, CA **What we offer at Lucid** * Interesting and challenging work * Base salary $180,000-250,000 plus equity * A lot of learning and growth opportunities * Health, dental, and vision insurance (US) * Regular team events and offsites

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