Lead AI/ML Engineer

5 days ago

New York, New York, United States MyJunior AI Full time $120,000 - $200,000 per year

About JuniorWe're building cutting-edge LLM-powered tools to supercharge the investment research process for private market investors. Our clients include several of the world's top 10 private equity and consulting firms, and are responsible for investing billions of dollars annually. We're a profitable, bootstrapped company with a growing team of 17 based in London and NYC.You can read more about the company mission & values here. Role DescriptionAs one of our first AI/ML hires, you'll have the unique opportunity to:Work on groundbreaking projects involving a mix of LLMs and traditional MLCome up with novel research synthesis ideas using NLP techniques and prove their business valueCollaborate closely with our external partners to fuel our growthContribute to product decisions, direction and prioritizationShape our engineering cultureWe're live with >20 enterprise clients, and already have 10s of thousands of calls on our platform. There's lots of data to improve on and build. Sample set of projectsBuild a search ranking algorithm across open text, integrating signals from user interactions (e.g., edits, copies, and engagement metrics) alongside semantic and PostgreSQL-based text search to improve relevance and ranking across multiple features.Build your coworker: build an in-house prompt system that can use production signals or human labels to constantly and iteratively refine and improve prompts and outputBuild and open source a benchmark for evaluating LLM output on investment research specific tasksBuild an agentic entity deduping system that uses signals from within the app and valuable external data sources / google to clean up the last mile of great STT output: entity resolutionBuild a knowledge graph custom to every research sprint that begins as highly unstructured interview data and leverages agentic infrastructure to pull in data where necessary and constantly rebalance the graph and the derived output. About YouWe're looking for product-minded ML engineers who:Based in NYCAre opinionated about their work and eager to contribute to product decisionsHave strong communication skills and a desire for a client-facing roleAre able to break down AI/ML problems for a non-technical audience clearly and succinctly, and translate their suggestions into testable experiments.Have experience building LLM systems from the ground up in a product-focused organization, and can help drive everything from data gathering / logging → prompt optimizingHave a strong bias to action, highly organised and experienced working with senior stakeholders to deliver large projects end to endExcited to build a team BenefitsAll the usual benefits (competitive pay and equity, private healthcare etc). Unusual benefits:Gym membershipIn-office cookSummers working in Greece by the beach How to ApplyIf you're excited about the opportunity to drive innovation at Junior, we'd love to hear from you We can't wait to meet you

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