Senior Data Scientist

1 week ago Be among the first 25 applicantsGet AI-powered advice on this job and more exclusive features.This range is provided by PLUM Commercial Real Estate Lending. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more.Base pay range$150,000.00/yr - $200,000.00/yrPLUM is a fintech company empowering financial institutions to grow their business through a cutting-edge suite of AI-driven software, purpose-built for lenders and their partners across the financial ecosystem. We are a boutique firm, where each person's contributions and ideas are critical to the growth of the company.This is a fully remote position, open to candidates anywhere in the U.S. with a reliable internet connection. While we gather in person a few times a year, this role is designed to remain remote long-term. You will have autonomy and flexibility in a flat corporate structure that gives you the opportunity for your direct input to be realized and put into action. You'll collaborate with a high-performing team — including sales, marketers, and financial services experts — who stay connected through Slack, video calls, and regular team and company-wide meetings. We're a team that knows how to work hard, have fun, and make a meaningful impact—both together and individually.Job SummaryWe are looking for a Senior Data Scientist to lead the development of scalable Generative AI pipelines that process raw data and generate context-aware results to power Plum's AI-driven products. You will play a central role in shaping our GenAI platform, working across the full ML lifecycle—from ingestion and retrieval to generation, evaluation, and deployment.This role combines deep expertise in machine learning with hands-on experience in building production-grade systems. You'll collaborate closely with various cross functional teams and operate in a fast-paced environment where innovation, autonomy, and ownership are key.Key ResponsibilitiesDesign and architect end-to-end Generative AI pipelines using LLMs to process and generate context-aware resultsIntegrate open-source and proprietary LLMs (e.g., GPT, LLaMA) via APIs and custom orchestrationBuild and optimize workflows using frameworks such as LangChainDesign and implement RAG (Retrieval-Augmented Generation) architecture to inject relevant, contextual data into generation promptsDevelop robust methods to evaluate and compare LLM outputs based on relevance, personalization, and factual accuracyBuild automated and scalable LLM evaluation pipelines using embedding-based similarity, scoring metrics, and human-in-the-loop feedbackImplement monitoring, observability, and logging for GenAI workflows to ensure reliability in productionCollaborate with cross-functional teams to integrate generative outputs into client-facing applicationsRequirementsMaster's degree in Computer Science, Engineering, Physics, or a related technical field or equivalent work experience3+ years of experience developing and deploying machine learning pipelines in production1+ years of experience building Generative AI or LLM-based applicationsStrong programming skills in Python, with hands-on experience in ML/AI frameworks (e.g., LangChain, Transformers, LLM APIs)Deep understanding of LLM evaluation, prompt engineering, and text generation quality metricsExperience designing and implementing RAG architecturesHands-on experience with Databricks, MLflow, or similar platformsExperience with cloud infrastructure (AWS preferred) and MLOps practices for deploying and maintaining models in productionStrong problem-solving skills and ability to lead through ambiguityExcellent communication and documentation habitsPreferred QualificationsPrior experience using Generative AI in Fintech, Sales Tech, or Marketing Tech domainsExperience with agentic frameworks such as LangGraph, AutoGPT, or CrewAIFamiliarity with fine-tuning or custom instruction tuning of LLMsUnderstanding of data privacy and compliance implications when working with client data and GenAI systemsBenefitsBenefits and CompensationA fast-paced, collaborative startup culture with high visibilityAutonomy, flexibility, and a flat corporate structure that gives you the opportunity for your direct input to be realized and put into action.Opportunity to make a meaningful impact in building a company and culture.Equity in a financial technology startup.Generous health, dental, and vision coverage for employees and family members + 401KEleven paid holidays and unlimited discretionary vacation daysCompetitive compensation and bonus potentialSeniority levelSeniority levelAssociateEmployment typeEmployment typeFull-timeJob functionJob functionAnalystIndustriesIT Services and IT ConsultingReferrals increase your chances of interviewing at PLUM Commercial Real Estate Lending by 2xSign in to set job alerts for “Senior Data Scientist” roles.Machine Learning Scientist (Staff / Sr Staff) - Power MarketsSan Francisco County, CA $240,000.00-$275,000.00 1 month agoGeospatial Data Scientist (Research Fellow or Part-time Consultant)San Francisco, CA $40.00-$80.00 2 months agoGeospatial Data Scientist (Research Fellow or Part-time Consultant)San Francisco, CA $102,600.00-$148,050.00 2 weeks agoSan Francisco, CA $90,000.00-$150,000.00 3 weeks agoSan Mateo, CA $120,000.00-$135,000.00 5 days agoSan Francisco, CA $160,000.00-$240,000.00 2 hours agoApplied Sr Data Scientist - Fintech FoundationSan Francisco, CA $208,400.00-$308,800.00 2 weeks agoSan Francisco, CA $110,000.00-$160,000.00 2 weeks agoScientist II, Real World Data Science - Translational ResearchSan Francisco, CA $181,200.00-$268,400.00 2 weeks agoSenior Data Scientist (Demand Side Platform, AdTech)San Francisco, CA $160,000.00-$210,000.00 2 weeks agoStaff Data Scientist, Curation EcosystemUnited States $162,924.00-$198,342.00 1 week agoSan Francisco, CA $140,000.00-$200,000.00 2 weeks agoPrincipal Data Scientist - Product PerformanceSenior Machine Learning Scientist, NLP/LLMSan Francisco, CA $90,000.00-$160,000.00 2 days agoSenior Bioinformatics Data Scientist, MRDBrisbane, CA $161,000.00-$185,000.00 4 days agoData Science Manager, Marketing Science & MeasurementSan Francisco, CA $75,000.00-$175,000.00 1 month agoSan Mateo, CA $200,000.00-$240,000.00 3 months agoStaff Machine Learning Scientist, Oncology Foundation ModelRedwood City, CA $200,000.00-$260,000.00 2 weeks agoSan Francisco County, CA $180,000.00-$220,000.00 1 month agoSenior Data Analyst - Performance MarketingSan Francisco, CA $80,000.00-$200,000.00 2 weeks agoWe’re unlocking community knowledge in a new way. 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Created: 2025-09-17