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Delivering mission-critical performance with simple, elegant, secure, high-reliability systems. At hyper scale or down to the
metal, simplicity is the key to successful system design.
- M.Eng. in Computer Engineering. INSA Lyon, France, 2007
- B.Eng. in Computer Engineering. IUT de Belfort, France, 2004
| Oct. 2020 – Current |
Apple, Inc. |
Cupertino, CA |
| Systems Architect, Maps 3D Vision Team, Sensor systems |
https://www.apple.com |
- Led development of new generation vehicle and backpack ground truth sensor systems
- Oversaw and engaged in mechanical, hardware, and software realms throughout the lifecycle
- Designed custom compute units for ground truth sensor systems
- Designed locked-down embedded Linux systems with full disk encryption, secure boot, and remote attestation
- SME for compute, battery, and wireless connectivity subsystems among others
- Responsible for EMI testing and certification
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| Apr. 2016 – Oct. 2020 |
Apple, Inc. |
Cupertino, CA |
| Operations Architect, Maps 3D Vision Team, Software infrastructure |
https://www.apple.com |
- Designed a next-generation compute infrastructure for high-volume 3D Vision processing using Mesos
- Built a custom high-throughput, massively parallel Mesos scheduler to handle large job volumes (10M+)
- Designed a large-scale data access infrastructure to support a global team of users
- Designed and tuned geographically dispersed, realtime, machine vision processing services
- Deployed Hashicorp Vault at scale using FoundationDB as the key/value store, and a custom replication overlay
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| Jan. 2012 – Apr. 2016 |
Apple, Inc. |
Cupertino, CA |
| Operations Architect, Maps Operations Team |
https://www.apple.com |
- Part of the team that designed, built, and launched the infrastructure powering Apple Maps
- SME for InfiniBand, GPFS, network and Internet routing matters, DNS GSLB and CDNs
- Designed, deployed, and maintained large-scale FDR InfiniBand clusters
- Designed, deployed, and maintained large-scale multi-PB GPFS storage clusters
- Performed end-to-end application troubleshooting with developers and QA teams
- On-call for customer-facing production support
- Assumed release engineer role for roll-out of new releases of Maps services, and designed the roll-out process
- Coordinated vendor activities for both support and new developments
- Led long-running deep-dive troubleshooting and FA/RCA processes with vendors
- Ran proof-of-concept labs for qualification of new hardware and/or new configurations
- Researched data transfers over long fat pipes to build a high-speed, high-efficiency solution
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| Aug. 2009 – Nov. 2011 |
INTM |
Lyon |
| OpenSource Systems Engineer |
http://www.intm.fr |
- Developed a custom Debian-based Linux distribution aimed at scientific workstations and clusters for EDF
- Integrated OFED and GPFS for deployment on a 1500-node HPC cluster in replacement of the vendor OS
- Provided assistance to other teams on infrastructure projects (storage, authentication, printing, virtualization)
- Developed new features for the FAI deployment system to enhance automated partitioning & filesystem setup
|
| Feb. – Aug. 2008 |
BT Infrastructures Critiques |
Lyon |
| Datacenter Tooling Engineer |
http://www.bt.com/france |
- Developed and integrated custom, large-scale, multi-NOC monitoring tools (Nagios-based)
- Integrated monitoring and asset management to source host and network topology information
- Rewrote part of the central event handling and event correlation code (SEC)
|
| 2005 – June 2007 |
Linbox FAS |
Metz |
| Product Manager |
http://www.linbox.com |
- Designed the Linbox IP telephony solution (LIPS), based on Asterisk and SIP (multi-site, redundant)
- Integrated LIPS into Linbox’ centralized, web-based management console
- Designed scalable/fault-tolerant VPN solutions, with OpenVPN and OSPF
- Reverse-engineered the FirstClass groupware on-disk data store to write a bulk migration tool
|
| 2004 |
Sirius Technologies |
Metz |
| Software Engineer |
http://www.siriustech.org |
- Designed an all-in-one, turn-key, Linux-based workgroup server solution from the ground up
- Productized the solution with an automated deployment platform and a datacenter-hosted solution
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OpenSource projects and activities |
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- Wrote the forked-daapd DAAP multimedia streaming server. First shipping software to use GCD on Linux (2010)
- Wrote the pommed daemon to handle various hardware features of Mac laptops on Linux
- Worked on the rEFIt boot menu and EFI runtime in Debian, porting both to 64bit x86
- Ported TiLP to Mac OS X 10.1 to 10.3; Cocoa GUI and IOKit-based USB drivers
- Contributed to the Debian MIPS port: Linux kernel patches, ARCS bootloader maintenance
- Contributed to the SANE project: Linux integration (udev, ConsoleKit), IPv6 support, mDNS service discovery
- Emeritus member of the Debian Project, producer of the eponymous Linux distribution (2000 to 2012)
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| Systems |
Unix-like OS (esp. Debian), storage & backup systems, monitoring, SSO
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| Platforms |
x86, ARM, MIPS, PowerPC, RISC-V. NVidia Jetson platforms, AMD SoCs. UEFI, device tree
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| Networks |
IPv6, Wireguard, BGP, OSPF, load balancers, failover switches, firewalls, QoS. InfiniBand fabrics
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| Storage |
S3, blob storage, GPFS, SRP, iSCSI, multipath, XFS, ZFS
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| Databases |
PostgreSQL, MySQL, SQLite, FoundationDB, Cassandra
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| Services |
Standard Internet services, VoIP (SIP, Asterisk), PostgreSQL, PgCluster, MySQL, Mesos
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| Development |
Unix-like and embedded platforms, assembly, C (gcc & Clang), C++, Objective-C, Go, Perl, SQL, PL/SQL, POSIX Shell
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| ECAD & MCAD |
Fusion 360, KiCAD
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- Languages: English (fluent), French (mother tongue)
- (2006 – 2010) President, founding member of the Association Debian
- (2000 – 2012) Contributing member of Software in the Public Interest, Inc.