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AfterQuery - Senior Infrastructure Engineer, Applied AI

deCircle

Location
Onsite (San Francisco, CA)
Compensation
$250k - $350k/yr
Employment
Full-time
Level
Senior Level
Posted 1 day ago

About the role

AfterQuery is a San Francisco-based startup building novel datasets and data infrastructure for frontier AI labs. This role involves designing and building core shared infrastructure, including data generation and evaluation pipelines, to support high-scale, high-throughput workloads.

Skills

Node.js Python Kubernetes Kafka Redis Elasticsearch AWS GCP Distributed systems Infrastructure engineering Data generation HITL systems Eval pipelines Mentoring Full-stack capability

Perks

  • Competitive equity

Full job details

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