4h ago

Tech Lead, Infrastructure

San Francisco

$200k-$350k / year

full-timesenior Hybridsoftware

🛠 Tech Stack

💼 About This Role

You'll own and improve the reliability and performance of Lightfield's infrastructure as customer scale accelerates. You'll lead efforts to reduce database latency and optimize Postgres performance for large, high-volume workloads. This is a rare opportunity to shape the long-term foundation during a key scaling inflection point.

🎯 What You'll Do

  • Improve reliability and performance of infrastructure as scale accelerates
  • Optimize Postgres performance and reduce database latency
  • Strengthen observability, incident response, and production readiness
  • Build scalable systems for larger customers and growing usage

📋 Requirements

  • 8–12+ years building and scaling infrastructure in high-growth environments
  • Deep expertise in infrastructure-heavy engineering (SRE, reliability, performance)
  • Strong hands-on coding and end-to-end system ownership
  • Experience with Postgres performance tuning and scaling database-backed apps

✨ Nice to Have

  • Product-oriented mindset focused on customer-facing performance
  • Comfort operating in ambiguity at an early-stage company

🎁 Benefits & Perks

  • 💰 Competitive salary with meaningful early equity
  • 🏥 Health insurance (medical, dental, vision)
  • 🏖️ 3 weeks of PTO plus holidays and winter break
  • 👶 3 months paid family leave
  • 🏡 Wednesdays work from home + commuter and lunch stipend
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