Software Engineer, Infrastructure (Staff)
Cambridge, MA, United StatesAll locationsCambridge, MA, United StatesSan Francisco, California, USA On-site
$220,000–$300,000 a yearJobFig found this opening at its original source and checks that it remains available.
About the role
We’re looking for an experienced, creative, and versatile engineer who is eager to tackle the challenge of architecting, building, and scaling the core infrastructure and systems powering Lightfield's AI-driven CRM. 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. You’ll play a critical role in designing and building the data models and infrastructure that support a next-generation CRM, ensuring our system is performant, scalable, and resilient.
What you'll bring
- 5+ years of experience in software development, with a strong background in infrastructure, data modeling, and backend systems.
- Deep experience building scalable, high-performance data infrastructure that can support complex customer workflows and large-scale data processing.
- Strong understanding of database design, indexing strategies, and query optimization, especially in PostgreSQL or similar relational databases.
- You’re excited about Large Language Models (LLMs) and the opportunity to build systems that support and leverage them.
- 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.
- Thrives in ambiguity, able to independently drive projects and deliver results in a fast-moving environment.
- Clear communicator, capable of articulating technical decisions to both technical and non-technical stakeholders.
- Passionate about building products customers love, ensuring our CRM is intuitive, intelligent, and indispensable.