Julien Grimault - Staff IOS Engineer Health Special Project at Apple

Julien Grimault

Staff IOS Engineer Health Special Project at Apple

San Francisco, California, United States

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Summary

👤

Senior

🎓

Top School

Julien Grimault is a Staff iOS Engineer with 13 years of experience building consumer and health-focused Apple products out of San Francisco. He progressed from leading early-stage mobile products—shipping TradeHero from prototype to Series A—to architecting and delivering large-scale iOS features across Apple Maps and now a Health Special Project. Julien blends a designer’s sensibility with deep platform expertise, contributing full-stack tweaks in open-source tools like the Day One Slogger plugin to improve UX and media handling. He has repeatedly taken small teams from prototyping to production and is comfortable owning end-to-end systems across mobile, backend APIs, and distributed teams. Notably, his background includes research-grade work in image tampering detection and multiple cross-platform prototypes, reflecting curiosity for both applied research and polished consumer experiences.

13 years of coding experience

8 years of employment as a software developer

Master, Computer Sciences, Master, Computer Sciences at Institut national des Sciences appliquées de Rennes

Erasmus Semester, Mobile and Security Computing, Erasmus Semester, Mobile and Security Computing at Helsinki University of Technology

English, French, Spanish

Github Skills (9)

plugin-development10

twitter-api10

ruby10

data-structure9

markdown-it9

struct9

data-structures9

markdown9

webscraping8

Programming languages (3)

GoObjective-CRuby

Github contributions (5)

ttscoff/Slogger

Dec 2012 - Jan 2013

Social logging script for Day One

Role in this project:

Full-stack Developer

Contributions:8 commits in 15 days

Contributions summary:Julien primarily contributed to the `rdiologger.rb` plugin, enhancing its functionality and user experience. They implemented features to include album images and created a table layout for the album entries. Additionally, the user refactored the code by adding the time-based filtering of updates. They also extended the application by integrating functionality for Twitter retweets.

pythondayloggingday-one

juliengrimault/starter

Jun 2017 - Nov 2023

Contributions:21 pushes in 6 years 5 months

macossystem-setup

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