Varun Kulkarni

Eng @ MongoDB | ex-Citadel, Spotify

New York City Metropolitan Area

About

Experience

  • Senior Software Engineer at MongoDB
    Feb 2026 - Present · 5 mos

    I build payment systems for cloud customers.

  • Citadel (On-site)
    • Non-Compete
      Aug 2025 - Feb 2026 · 7 mos

    • Quantitative Developer
      Jun 2024 - Aug 2025 · 1 yr 3 mos

      Senior quant dev within Equity Quantitative Research. I build zero-downtime trading-critical services and support fundamental equity model research.

  • Spotify (5 yrs)
    • Senior Software Engineer, Tech Lead
      Feb 2023 - May 2024 · 1 yr 4 mos

      Technical lead for Spotify's engineering team on financial forecasting. I write a lot of code and design docs.

    • Software Engineer - Core Data
      Sep 2020 - Feb 2023 · 2 yrs 6 mos

      I build and enrich business-critical datasets used by the rest of the company

    • Data Scientist - Royalties
      Jun 2019 - Sep 2020 · 1 yr 4 mos

      Working with all sorts of data in the Spotify royalties ecosystem.

  • Senior Consultant at Oliver Wyman
    Sep 2016 - May 2019 · 2 yrs 9 mos

    Strategy consulting and analytics for a number of high-profile clients. Worked on juicy problems like optimizing maintenance processes for an airline, building analytics to promote industrial oil sales, and using distributed machine learning to predict credit card churn at scale.