Julia Lopez

S

Senior Engineering Manager at Marble Bio · Mobile apps · Kotlin, Android performance

Marble Bio
Lisbon, Portugal · WET (UTC+0)
14+ years experience
Sorbonne University
English, Portuguese, Spanish
AdvisingHiring
Messaging unavailable

Overview

14 years in software engineering, the last 4 at Marble Bio, where I lead the Android team. Took crash-free sessions from 96.3% to 99.7%. Before that: UBS and Mercedes-Benz. I host a monthly meetup on mobile apps.

Good reasons to reach out
  • Candidates for the role I'm hiring for
  • Advice on mobile apps
  • Second opinions on Kubernetes decisions
  • Thoughtful intros to people in my field
Please don't message about
  • Unpaid work or spec projects
  • Agency or outsourcing pitches

Answers in batches on Fridays

Skills
Android performanceCoroutinesKubernetesGradleKotlinMVVMJetpack Compose
AdvisingOpen to advising
closes in 3 months

Office hours for new engineering managers: mobile apps and Kubernetes

Topics
mobile apps, Kotlin, MVVM
Format
Formal advisor role
Terms
Free for early founders
Capacity
One advisory role at a time
Best for
Seed to Series A teams

14 years of mobile apps. Small equity or paid hours - flexible.

Lisbon, Portugalcoroutinesjetpack composekotlin
Open
HiringHiring for a role
closes in 3 months

Looking for a frontend engineer who has worked on Gradle at scale

Role
Frontend engineer
Level
Senior
Type
Full-time
Work mode
Hybrid
Compensation
$169k-$221k + equity
Team
Android, 10 people
Start
As soon as possible
Must have
Production experience with Kubernetes Production experience with Kotlin Ownership of something end to end
Process
3 conversations, no take-home

Comp €89k-€129k. Three interviews over a week. Message me with one thing you shipped that you're proud of.

Lisbon, Portugalkubernetesmvvmgradle
Open

Experience

  1. Senior Engineering Manager
    Jun 2022 - Present
    Marble Bio · 4 yr 4 mo · Full-time · Lisbon, Portugal
    • Moved 61% of Android traffic off a legacy monolith without a customer-facing incident.
    • Led the migration of 12 services to MVVM.
  2. Staff Android Engineer
    Jan 2019 - Apr 2022
    UBS · 3 yr 3 mo · Full-time · Lisbon, Portugal
    • Took crash-free sessions from 98.9% to 99.7%.
    • Mentored 8 engineers through their first promotion.
  3. Android Engineer
    Jul 2015 - Jan 2019
    Mercedes-Benz · 3 yr 6 mo · Full-time · Lisbon, Portugal
    • Took crash-free sessions from 98.8% to 99.8%.
  4. Android Engineer
    Oct 2012 - Jul 2015
    Spotify · 2 yr 9 mo · Full-time · Lisbon, Portugal
    • Shipped a rewrite that took build times from 18 minutes to under 3.

Projects

Conference talk: lessons from Android
2023

What went wrong and what worked while scaling mobile apps.

References

No references yet.

Education

  1. Sorbonne University
    Licence, Computer Engineering
    2008 - 2011

Details

Compensation expectations
What they are targeting for their next role.
Visible to connections
Direct contact details
Direct email and a scheduling link.
Visible to connections

Trusted Partners

Sponsored