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  • Staff ML Scientist, Ads Ranking & Relevance

    I lead applied machine learning work for ads ranking and relevance as part of the Ads Ranking team, focusing on models that predict engagement and conversion while improving the health of the broader marketplace. My work spans research, model design, online experimentation, and productionization across large-scale ranking systems.

  • Staff ML Engineer - Multimodality

    Led development of a multimodal, agentic, vision-based information retrieval system enabling natural language QA across text, images, tables, charts, equations, video, and audio.

  • Staff ML Engineer

    Led applied research on LLMs and information retrieval for e-commerce to improve merchant interactions with Shopify Support.

    • Senior ML Engineer II
      Jan 2021 - Dec 2023

      Most senior IC MLE; led LLM fine-tuning and deployment, built an anomaly detection system monitoring 1M+ signals daily, and shipped HubSpot’s first customer-facing forecasting model.

    • Senior ML Engineer I
      Jan 2018 - Dec 2020

      Built large-scale search, recommendation, and QA systems, reducing operational costs by $200K annually and decreasing search latency by ~60%.

    • ML Engineer
      Jan 2017 - Dec 2017

      Founding member of HubSpot’s AI group; built an autoencoder-based anomaly detection system for email abuse and a lead scoring model that improved recall@k by 30%.

  • Software Engineering Intern

    Built full-stack features using Java 8 RESTful services, Angular, and Backbone for Onshape’s cloud-based 3D CAD platform.

  • R&D Software Engineering Intern

    Implemented RPC functionality using Apache Thrift in C++ to enable networked data exchange across NI-RIO devices.

  • Lighting Research Center: Undergraduate Researcher

    Designed and built a high-frequency driver for laser modulation in a solid-state waveguide system for visible light free-space optical communication.

  • Software Engineering Intern

    Built a client-side performance measurement tool and wrote automation scripts in C to performance-test Monster’s job websites.

  • Teaching Assistant

    Taught fundamental mathematical concepts (addition to integration) to children of all ages.