Drimva

Lightfield

Software Engineer, Infrastructure (Staff+)

$220K–$300K

HQ: San Francisco +1 · On-site · Staff · Full-time · Posted Jan 23, 2025

Location
HQ: San Francisco
Cambridge, MA
Experience
7+ years of software development experience.
Education
Degree in Computer Science or a related field.

About the job

Build and scale the infrastructure, backend services, data models, and full-stack systems powering Lightfield’s AI-driven CRM.

What you'll do

  • Build and maintain reliable, scalable, high-performance full-stack systems and backend infrastructure.
  • Design and optimize data models, and develop observability and metrics for CRM workflows and AI-driven insights.
  • Mentor teammates, contribute to engineering practices, and support recruiting and knowledge-sharing.

What they ask for

  • 7+ years of software development experience, with a strong background in infrastructure, data modeling, and backend systems.
  • Deep experience building scalable, high-performance data infrastructure for complex workflows and large-scale data processing.
  • Strong understanding of database design, indexing strategies, and query optimization, especially with PostgreSQL or similar relational databases.
  • Degree in Computer Science or a related field.

Pay

$220K – $300K USD base salary

Tools

TypeScript, React, Next.js, Node.js, Apollo GraphQL, PostgreSQL

AI focus

Build infrastructure and systems for an AI-driven CRM and support and leverage Large Language Models (LLMs).

Model-written summary · the original posting is authoritative

First seen Oct 29, 2026 · Last verified Nov 5, 2026 (UTC)