Lightfield
Software Engineer, Infrastructure
HQ: San Francisco
Sponsorship not specifiedDetected 544 days ago
TypeScriptReactNext.jsNode.jsBackend DevelopmentFull-Stack DevelopmentCode ReviewPostgreSQLGraphQLLLMsCRMMentoring
About the role
- At Lightfield, engineers take ownership of projects from inception to impact, collaborating across functions and pushing the envelope on what's possible in applied AI and data systems.
Responsibilities
- Build and maintain full-stack systems, end-to-end, ensuring reliability, scalability, and performance.
- Design and optimize data models to support CRM workflows, customer interactions, and AI-driven insights.
- Develop observability and metrics to enable smooth operation, proactive issue detection, and continuous improvement.
- Contribute to building a world-class engineering team through recruiting, mentorship, and knowledge-sharing.
- Deep experience building scalable, high-performance data infrastructure that can support complex customer workflows and large-scale data processing.
- You're excited about Large Language Models (LLMs) and the opportunity to build systems that support and leverage them.
- Thrives in ambiguity, able to independently drive projects and deliver results in a fast-moving environment.
Requirements
- 3+ years of experience in software development, with a strong background in infrastructure, data modeling, and backend systems.
- Strong understanding of database design, indexing strategies, and query optimization, especially in PostgreSQL or similar relational databases.
- You have the ability to ramp quickly on tech stack that features TypeScript, React, Next.js, Node.js, Apollo GraphQL, and PostgreSQL.
- Strong fundamentals in software engineering, with a degree in Computer Science or a related field.
Compensation
- Competitive salary
Benefits
- Meaningful early equity
- Health insurance (medical, dental, vision)
- 3 weeks of PTO
- 11 paid company holidays + we enjoy a winter holiday break
- 3 months of paid family leave
- Other perks include: commuter and lunch stipend
Company info
- fast, intelligent, and genuinely helpful.
- We are backed by Greylock, Lightspeed, and Coatue, and our founders previously built Tome, a generative AI presentation product used by over 25 million people.
- Before Lightfield, our team worked on Llama, Instagram, Facebook Messenger, Pinterest, Google, and Salesforce.
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This listing is sourced directly from Lightfield's careers page and normalized into a canonical job model.