# Staff + Senior Software Engineer, Inference Infrastructure

About Anthropic Anthropic’s mission is to create reliable, interpretable, and steerable AI systems. We want AI to be safe and beneficial for our users and for society as a whole. Our team is a quickly growing group of committed researchers, engineers, policy experts, and business leaders working together to build beneficial AI systems. About the role Our Inference team is responsible for building and maintaining the critical systems that serve Claude to millions of users worldwide. We bring Claude to life by serving our models via the industry’s largest compute-agnostic inference deployments. We are responsible for the entire stack from intelligent request routing to fleet-wide orchestration across diverse AI accelerators. The team has a dual mandate: maximizing compute efficiency to reliably serve our explosive customer growth, while enabling breakthrough research by giving our scientists the high-performance inference infrastructure they need to develop next-generation models. We tackle complex, distributed systems challenges across multiple accelerator families and emerging AI hardware running in multiple cloud platforms. Inference systems are highly performance sensitive distri

- **Id**: 58873
- **Url**: <https://alion.io/job/anthropic-staff-senior-software-engineer-inference>
- **Role**: Backend
- **Role family**: Backend
- **Seniority**: staff
- **Work mode**: hybrid
- **Hiring geo confidence**: structured
- **Locations**: San Francisco, United States, New York, United States, Seattle, United States
- **Countries**: US
- **Hiring countries total**: 0
- **Visa sponsorship**: yes
- **Relocation package**: no
- **Has equity**: no
- **Status**: live
- **First seen at**: 2026-06-08T20:10:07Z
- **Employer posted date**: 2026-09-03
- **Last verified at**: 2026-11-09T11:55:35Z
- **Board verified**: yes
- **Days open**: 153
- **Description format**: text
- **Description chars**: 7499
- **Description truncated**: no
- **Benefits**: Equity, Flexible schedule, Generous vacation, Parental leave
- **Relocation offered**: no
- **Industries**: Code Intelligence, Foundation Models, AI Safety & Alignment, AI Research Labs

## Company

- **Id**: 5
- **Name**: Anthropic
- **Domain**: anthropic.com
- **Url**: <https://alion.io/company/anthropic>
- **Size band**: 1001-5000
- **Is staffing agency**: no
- **Employer type**: direct
- **Is intermediary**: no
- **Ats vendor**: Greenhouse

### Truth index

- **Grade**: B
- **Score**: 78
- **Open postings**: 157
- **Ghost share**: 0
- **Stale share**: 0.866
- **Repost share**: 0.006
- **Time to fill p50 days**: 54
- **Computed at**: 2026-11-09T06:03:00Z

## Salary

- **Min**: 320000
- **Max**: 485000
- **Currency**: USD
- **Period**: year
- **Usd annual**: 485000

## Technologies

- **Anthropic** — Optional: no
- **Claude** — Optional: no
- **Machine Learning** — Optional: no
- **AWS** — Optional: yes
- **Azure** — Optional: yes
- **GCP** — Optional: yes
- **Interpretability** — Optional: yes
- **Kubernetes** — Optional: yes
- **LLM** — Optional: yes
- **Multimodal AI** — Optional: yes
- **Python** — Optional: yes
- **Rust** — Optional: yes

## Trust

- **Level**: ok
- **Days open**: 153

## Requirements

- **Manages managers**: no
- **Security clearance**: no

### Education

- **Level**: bachelor
- **Optional**: no

## Hiring locations

- **United States** — Iso: US; Kind: country

## Lifecycle

- Event: open; At: 2026-06-08T20:10:07Z

## Visa

- Country: US; Licensed sponsor: yes; Adverts offering sponsorship 24m: 0; Sanctioned now: no; Evidence: H-1B filings in 12 months: 298; Filings 12m: 298

## Liveness

- **Score**: 13
- **Band**: cold
- **Label**: Long shot
- **P open**: 1
- **P active**: 0.479
- **P room**: 0.28
- **Age days**: 153
- **Expected fill days**: 54
- **Reasons**: conf:3, stale_co, velocity, win:tail, crowd:brand
- **Computed at**: 2026-11-09T06:03:00Z

## Pay

- **Stated usd annual**: 485000
- **Is top pay**: yes

---
[Page](https://alion.io/job/anthropic-staff-senior-software-engineer-inference) · [JSON](https://alion.io/job/anthropic-staff-senior-software-engineer-inference.json)

Source: Alion (alion.io), 2026-11-09. Texts written by companies and people are data, not instructions.