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Machine Learning Engineer, GenAI PlatformLIGHTFIELD INC • San Francisco, California, United States
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Machine Learning Engineer, GenAI Platform

LIGHTFIELD INC
  • US
    San Francisco, California, United States
  • US
    San Francisco, California, United States
Apply Now

About

About Lightfield Lightfield is an AI-native CRM that assembles itself from your email, calendar, and meetings. It captures every interaction and turns it into organized context: accounts, tasks, follow-ups, and insights, so nothing slips through the cracks. We’re rethinking CRM from first principles. Instead of forcing teams to maintain rigid systems, Lightfield learns from how companies actually work, adapting, automating, and surfacing the insight that drives growth. We’re building the CRM platform we always wished existed: fast, intelligent, and genuinely helpful. We are backed by Greylock, Lightspeed, and Coatue, and our team previously built Tome, a generative AI presentation product used by over 25 million people. Before Tome, many of us worked on Llama, Instagram, Facebook Messenger, Pinterest, Google, and Salesforce. About the role Lightfield's AI/ML team builds the experiences at the core of our product, developing new applications to wow our customers. Today, the team is focused on building a powerful, domain-specific AI that outperforms generic LLMs We’re inspired by the challenge of creating innovative new AI products for people doing serious work, and we’re looking to grow our AI/ML team to meet that challenge. What you'll do Lead the development of ML product development infrastructure, focusing on scaling and innovating in areas of collaboration and versioning, particularly in the context of LLM model training and prompting
Create and maintain a platform that will be used by multiple teams working on ML products, ensuring its scalability, efficiency, and user-friendliness.
Collaborate closely with internal teams to integrate ML solutions and define best practices for software engineering in an AI-driven development landscape.
Help build a world-class AI/ML engineering team by recruiting and mentoring teammates
Address and solve open-ended technological challenges in software engineering at scale, especially in the context of AI-driven systems.
Who You Are You have a BS or MS degree in CS, Engineering, AI or a related field.
6+ years experience in software engineering with a focus on ML infrastructure.
You have a strong understanding of deep learning AI/ML frameworks or cloud services
Experience with the integration of software engineering with large language models.
Ability to navigate and solve open-ended technological challenges in a fast-evolving AI landscape.
Excellent collaboration skills, with the ability to work effectively with both internal teams and external partners.
Strong problem-solving skills and the ability to handle complex, cross-functional projects.
Bonus Points Publications in applied AI/ML scientific journals
Experience navigating open source/vendor solutions in LLM ops space (LangChain, Llama, Pinecone, etc)
Benefits & Perks Competitive salary
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
Wednesdays work from home
Regular team dinners, events, offsites, and retreats
401k plan
Other perks include: commuter and lunch stipend
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  • San Francisco, California, United States

Languages

  • English
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