X
X· HQ in United States

Sr. Model Engineer, Voice

Location: Palo Alto, CA · Category: Engineering & Development · Seniority: Senior · Posted: November 7, 2026 · Verified: Nov 13, 2026

Role Overview & Description

This role designs, builds, and runs the software systems behind Grok Voice, delivering natural, low-latency, multilingual spoken interactions. The engineer owns the full engineering stack from large-scale data processing to distributed training and production deployment, including building data pipelines, optimizing training infrastructure, and integrating voice models into production. Requires experience with Python, PyTorch, JAX, Rust, or C++ and 2+ years working with large-scale voice products.
Hiring Telemetry · Expansion Signal

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Source & Transparency: This position was structured directly from the publicly accessible career portal of X. Details on the employer’s original job posting are authoritative. Polaris7 charges no placement fees and conducts no candidate screening.
Company IntelligenceVerified Profile

Operator of X, a social platform monetised through ads, subscriptions and API access.

Headquarters: United States

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