deCircle
AfterQuery - Senior Infrastructure Engineer, Applied AI
Skills
14 days ago
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Important information
Salary:
$250,000 – $350,000 / year
Location:
San Francisco, CA, USA
Work mode:
Onsite
Published on:
13 October 2026
What they need
AfterQuery: novel datasets and data infrastructure for frontier AI labs (85 people, $34M raised, SF).
Comp: $250K-$350K base (OTE $300K-$450K (bonus up to $100K)) + competitive equity. Location: On-site 5 days, FiDi SF. Visa: Visa transfers (OPT, H1B).
Responsibilities
- Design/build core shared infra for data generation, HITL systems and eval pipelines
- Own foundational systems for scale and reliability
- Provide platform/services to vertical eng teams
- Architect distributed systems for large-scale, high-throughput workloads
- Set eng best practices; mentor the junior team
Tech stack: Node.js, Python, Kubernetes, Kafka, Redis, Elasticsearch, AWS, GCP
Source: https://www.paraform.com/share/afterquery/cmox601tw00110dlkapdfla2j
- 6-10 yrs platform infrastructure with full-stack capability
- Scalable, reliable, high-throughput systems track record
- Node.js, Python, Kubernetes, Kafka, Redis, Elasticsearch, AWS/GCP
- Mentoring; HITL data or high-growth startup a plus
- On-site 5 days FiDi SF
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