GrepJob
Lightfield

Tech Lead, Infrastructure

Lightfield
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3 months ago
San Francisco, CA, USASenior / Staff+

Base Salary

$200k - $350k/yr

Responsibilities

  • Own and improve the reliability and performance of Lightfield’s infrastructure.
  • Lead efforts to reduce database latency and optimize Postgres performance.
  • Strengthen operational maturity across the stack, including observability and incident response.
  • Build scalable systems and infrastructure patterns for larger customers.
  • Partner with product and engineering leadership to prioritize critical infrastructure work.
  • Help define the longer-term infrastructure roadmap.

Requirements

  • 8–12+ years of experience in building and scaling infrastructure in high-growth environments.
  • Deep expertise in infrastructure-heavy engineering, focusing on reliability and performance.
  • Strong hands-on coding ability and comfort owning critical systems end-to-end.
  • Experience with Postgres performance tuning and scaling database-backed applications.
  • Strong operational instincts in monitoring, debugging, and systems-level problem solving.
  • Product-oriented mindset with a focus on customer-facing performance.

Benefits

  • Competitive salary
  • Meaningful early equity
  • Health insurance (medical, dental, vision)
  • 3 weeks of PTO
  • 11 paid company holidays and a winter holiday break
  • 3 months of paid family leave
  • Wednesdays work from home
  • Regular team dinners, events, offsites, and retreats
  • 401k plan
  • Commuter and lunch stipend

Tech Stack

PostgreSQL

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