CareerPlan

Member of Technical Staff - US Talent Pool

San Francisco, California, United StatesFull-time2026-04-14 → 2026-11-11
On-siteVisa sponsorship offered

Core

Research and engineering role developing formal verification methods and novel post-training paradigms for large language models to ensure provably correct code.

Role type

Senior IC machine learning engineer (formal methods)

Builds

Novel post-training paradigms grounded in formal methods and tooling for correctness guarantees in production software engineering

Domain

AI research, formal verification, machine learning

Deliverable

production ML models

Required skills

Machine learning, formal methods, post-training large language models, specification-aware programming (Verus, Dafny, TLA+), proof assistants (LEAN, Isabelle), MLOps, multi-GPU cluster training, advanced software engineering practices

Preferred skills

Production back-end services at scale, distributed systems experience, formal verification or program synthesis contributions

Technologies

Verus, Lean, Dafny, TLA+, LEAN, Isabelle, Claude Code

Responsibilities

Design evals for state of the art coding models, develop novel post-training paradigms, build tooling to deliver correctness guarantees

Seniority

Senior, hands-on IC