Mariana Mariana Medina

S

Engineering Manager at DoorDash · Developer tools · VS Code extensions, compilers

DoorDash
San Francisco, CA · PT (UTC-8)
11+ years experience
MIT
English
Advising
Messaging unavailable

Overview

Engineering Manager at DoorDash, focused on developer tools. Shipped a rewrite that took build times from 29 minutes to under 3. Wrote the compilers service that now handles 89 million requests a day. Before that: Snowflake and Adobe. Board member at a local non-profit.

Good reasons to reach out
  • Advice on developer tools
  • Thoughtful intros to people in my field
  • Working sessions on LSP
Please don't message about
  • SEO and link-building offers
  • Requests to fix your code for free
  • Crypto token projects

Prefers short, specific messages

Skills
VS Code extensionsLSPweb performancecompilersRustTypeScript
AdvisingOpen to advising
closes in 3 months

Office hours for new engineering managers: developer tools and web performance

Topics
developer tools, compilers, LSP
Format
Formal advisor role
Terms
Equity
Capacity
A few async reviews a month
Best for
Seed to Series A teams

11 years of developer tools. Can review plans, decks and hiring loops.

San Francisco, CA · remote OKlsprustvs code extensions
Open

Experience

  1. Engineering Manager
    Sep 2025 - Present
    DoorDash · 1 yr 1 mo · Full-time · San Francisco, CA
    • Moved 74% of developer experience traffic off a legacy monolith without a customer-facing incident.
    • Wrote the VS Code extensions service that now handles 16 million requests a day.
    • Brought on-call pages for developer experience down from 33 a week to 2.
  2. Software Engineer
    Sep 2022 - Sep 2025
    Snowflake · 3 yr · Contract · San Francisco, CA
    • Moved 76% of developer experience traffic off a legacy monolith without a customer-facing incident.
  3. Software Engineer
    Feb 2021 - Sep 2022
    Adobe · 1 yr 7 mo · Full-time · San Francisco, CA
    • Shipped 27 launches on the developer experience team without a rollback.
    • Moved 92% of developer experience traffic off a legacy monolith without a customer-facing incident.
  4. Software Engineer
    Apr 2017 - Feb 2021
    Databricks · 3 yr 10 mo · Full-time · San Francisco, CA
    • Moved 91% of developer experience traffic off a legacy monolith without a customer-facing incident.
    • Shipped 29 launches on the developer experience team without a rollback.
  5. Software Engineer
    Sep 2015 - Mar 2017
    Fidelity Investments · 1 yr 6 mo · Full-time · San Francisco, CA
    • Wrote the LSP service that now handles 40 million requests a day.

Projects

Developer tools benchmark
2022

Reproducible benchmarks comparing TypeScript and LSP on real workloads.

References

No references yet.

Education

  1. MIT
    SB, Computer Engineering
    2011 - 2015

Details

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