Ana Catalina Fuentes

S

Senior Engineering Manager at Fable Works · Embedded systems · hardware bring-up, RTOS

Fable Works
Los Angeles, CA · PT (UTC-8)
12+ years experience
UCLA
English, German
Messaging unavailable

Overview

I lead embedded systems at Fable Works in Los Angeles. Wrote the embedded Linux service that now handles 54 million requests a day. Cut p99 latency on the firmware services from 566ms to 83ms. Most at home with RTOS and ARM Cortex-M. Open-source contributor on weekends.

Good reasons to reach out
  • Thoughtful intros to people in my field
  • Questions about embedded systems
Please don't message about
  • Courses and coaching offers
  • Offshore staffing offers

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Skills
hardware bring-updbtRTOSARM Cortex-Membedded Linux

Experience

  1. Senior Engineering Manager
    Jul 2025 - Present
    Fable Works · 1 yr 3 mo · Full-time · Los Angeles, CA
    • Mentored 13 engineers through their first promotion.
    • Moved 84% of firmware traffic off a legacy monolith without a customer-facing incident.
  2. Senior Embedded Engineer
    Apr 2023 - Jul 2025
    Qualcomm · 2 yr 3 mo · Full-time · Los Angeles, CA
    • Grew the firmware team from 5 to 28 engineers.
  3. Senior Embedded Engineer
    Apr 2021 - Apr 2023
    KPMG · 2 yr · Full-time · Los Angeles, CA
    • Built the experimentation framework 28 product teams use to ship changes safely.
    • Moved 84% of firmware traffic off a legacy monolith without a customer-facing incident.
  4. Staff Embedded Engineer
    Feb 2018 - Dec 2020
    Netflix · 2 yr 10 mo · Full-time · Los Angeles, CA
    • Cut p99 latency on the firmware services from 373ms to 98ms.
    • Led the migration of 42 services to ARM Cortex-M.
  5. Embedded Engineer
    May 2014 - Feb 2018
    Nike · 3 yr 9 mo · Full-time · Los Angeles, CA
    • Shipped a rewrite that took build times from 42 minutes to under 3.

Projects

Embedded systems benchmark
2023

Reproducible benchmarks comparing dbt and ARM Cortex-M on real workloads.

Side project: a commute planner
2022

Built with embedded Linux and dbt. 489 people used it last year.

References

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Education

  1. UCLA
    BS, Electrical Engineering
    2006 - 2010

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