SpaceX was founded under the belief that a future where humanity is out exploring the stars is fundamentally more exciting than one where we are not. Today, SpaceX is actively developing the technologies to make this possible, with the ultimate goal of making life multiplanetary and expanding consciousness to the stars.
SpaceXSI is building Super Intelligence to help humanity understand the universe. Our teams are building the full Super Intelligence stack: from our Colossus supercomputers, to Grok models, to our suite of applications, including Grok Bot, Grok Build, Grok Imagine, Grok Voice, and X. We're creating a powerful flywheel where more compute trains better models, better models power more useful products, and what we learn from people using those products shapes what we build next.
SOFTWARE ENGINEER, VOICE PRODUCT
The Grok Voice Product team builds seamless, world-class voice experiences for Grok across every platform and product surface. In this role, you will be responsible for designing, building, and shipping voice features across all surfaces. You will have the opportunity to collaborate across iOS, Android, and all product groups.
RESPONSIBILITIES:
- Own backend engineering for scalable, low-latency voice infrastructure and model integrations
- Collaborate directly with Grok Voice model, media, and product teams to deliver end-to-end experiences
- Drive performance, reliability, and quality of voice interactions at global scale
- Move fast across platforms and product groups as a generalist
BASIC QUALIFICATIONS:
- Experience with Python or Rust
- Experience shipping features on iOS and/or Android
PREFERRED SKILLS AND EXPERIENCE:
- Strong track record of writing clean, efficient, maintainable, and scalable code
- Deep interest in voice/audio AI
- Strong generalist engineer with backend focus
- The ability to work across all product groups and do whatever it takes for best user experience
- Background in AI-driven consumer products or media generation technologies
- Track record collaborating across engineering, research, and product teams to ship delightful features quickly
COMPENSATION AND BENEFITS:
$180,000 - $440,000 USD
Base salary is just one part of our total rewards package at SpaceXSI, which also includes equity, comprehensive medical, vision, and dental coverage, access to a 401(k) retirement plan, short & long-term disability insurance, life insurance, and various other discounts and perks.
SpaceXSI is an equal opportunity employer. For details on data processing, view our Recruitment Privacy Notice.
Skills Required
- Experience with Python or Rust
- Experience shipping features on iOS and/or Android
- Strong track record writing clean, efficient, maintainable, and scalable code
- Deep interest in voice/audio AI
- Strong generalist engineering skills with a backend focus
- Ability to work across product groups and prioritize user experience
- Background in AI-driven consumer products or media generation technologies
- Track record collaborating across engineering, research, and product teams to ship features quickly
xAI Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about xAI and has not been reviewed or approved by xAI.
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Healthcare Strength — Healthcare is described as comprehensive, including medical, dental, vision, mental health support, and fertility benefits. Additional protections such as disability and life insurance, plus HSA/FSA options, are also outlined.
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Equity Value & Accessibility — Equity is positioned as a core component of total rewards alongside high base salaries for technical roles. Pre‑IPO stock grants are highlighted as enabling participation in potential company growth.
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Leave & Time Off Breadth — The package includes flexible or generous PTO, paid holidays, and paid sick days. Company materials also describe flexible vacation policies intended to help manage fast‑paced workloads.
xAI Insights
What We Do
Understand the Universe
