- * **Programming languages**: C++, C, Assembly (m68k/Coldfire, m68705, TMS320, Z80), Java
- * **Dynamic/Scripting languages**: Python, Perl, PHP, JavaScript, Bourne Shell
- * **Not properly languages**: SQL, HTML, CSS, LaTeX, GNU make
- * **Natural Languages**: Italian (native), English (excellent), Spanish (fluent), Japanese (learning)
-
- * **Operating systems**: Linux (Red Hat, Fedora, Ubuntu, SuSE, Debian, uClinux), MacOS X, Solaris (versions 6 to 9),
- NetBSD, AmigaOS, Windows
- * **Frameworks and APIs**: POSIX, Qt, Gtk, STL, Boost, WIN32, MFC, Berkeley sockets and TCP/IP
- * **Programming Techniques**: OOP, template metaprogramming, generic programming, real-time systems, event-driven design, multithreading
- * **Development Tools**: GCC toolchain (contributor), MSVC, XCode, Codewarrior, IAR, Code Composer Studio, BSO Tasking
- * **Version Control**: Git, Subversion, CVS, Rational Clearcase, Source Safe, Perforce
-
- * **Systems administration**: XEN, KVM, Libvirt, Puppet, Nagios, Munin
- * **Server software**: BIND, DHCP, Exim, Qmail, Postfix, Apache, MySQL, PostgreSQL, Asterisk
- * **Networking**: TCP/IP, IPv6, DNSSEC, BGP routing
+ * **Programming Languages**: C++20, Rust, C, Java, Go
+ * **Dynamic/Scripting Languages**: Python, Java****Script, Type****Script, Bash, Perl, PHP
+ * **Assembly**: x86, ARM, m68k, 6502, Z80
+ * **Microcontrollers and DSPs**: NXP i.MX RT (ARM), Coldfire, M68705, TMS320
+ * **Other Languages**: HTML, CSS, GLSL, SQL, LaTeX
+ * **Natural Languages**: Italian (native), English (excellent), Spanish (fluent), Japanese (studying for JLPT N3)
+
+ * **Operating Systems**: Linux (Red Hat, Fedora, Arch, Ubuntu, Debian, uClinux), Android, macOS, Solaris, NetBSD, AmigaOS, Windows
+ * **Development Tools**: GCC (contributor), Clang, Visual Studio Code, GNU make, ninja
+ * **Embedded Compilers**: Codewarrior, IAR, Code Composer Studio, BSO Tasking, SAS/C
+ * **Frameworks and APIs**: POSIX, Web****Assembly, Qt, OpenGL, Win32, Protobufs
+ * **Programming Styles**: functional, OOP, template metaprogramming, async/await, event-driven, realtime, multithreading
+ * **Version Control**: Git (self-hosted, [[https://gitlab.com/berniecodewiz | GitLab]] and [[https://github.com/codewiz | GitHub]]), Perforce, Subversion
+
+ * **Network Protocols**: HTTP, QUIC, TLS, IPv6, TCP, UDP, DNS, DNSSEC, DHCP, TFTP, BGP
+ * **Sysadmin**: KVM, Docker, Puppet, Google Cloud, systemd, Nagios, Grafana
+
+=== Work Experience ===
+
+==== Senior Firmware Engineer, SpaceX (Sep 2011 ~ present) ====
+ * Sensor Development: Design and develop firmware for navigation and propulsion systems
+ * Starship Avionics: Maintainer of firmware codebase
+ * Test engineering: Develop Linux-based testbeds and CI pipelines for sensors
+
+==== Senior Software Engineer, Google (Sep 2011 ~ Sep 2021) ====
+ * Android Core Networking: Lead developer of the [[https://source.android.com/devices/architecture/modular-system/dns-resolver | DNS resolver]], including monitoring and experiments system
+ * Google Search Infrastructure: Develop features for high-throughput, high-availability, distributed web serving for billions of files
+ * [[https://amp.dev/ | Accelerated Mobile Pages]]: Tech lead of global CDN for news sites integrated with Google Search
+ * Instructor of advanced C++ and Linux programming courses for Tokyo and Taipei offices
+ * Conduct system design interviews, mentor new employees and host interns
+
+==== Senior Systems Administrator, Free Software Foundation (Oct 2010 ~ Sep 2011) ====
+ * Develop and consolidate infrastructure comprising approx. 100 virtual machines and 50 domains
+ * Maintain project hosting and collaboration services for the GNU Project
+
+==== Co-founder, Sugar Labs (May 2008 ~ present) ===
+ * Lead of the [[https://wiki.sugarlabs.org/go/Infrastructure_Team/Resources | Infrastructure Team]]
+ * Member of the Sugar Labs Oversight Board (2008 ~ 2011)
+ * Fundraising, partnerships and organization of events
+
+==== OS Developer, Paraguay Educa (Jan 2010 ~ Aug 2010) ====
+ * Coordinate engineering team to develop new features for [[https://sugarlabs.org/ | Sugar Learning Environment]]
+ * Build, test and release OS updates for 4600 laptops deployed in rural schools
+ * Organize computer programming and "hacking" workshops for students
+
+==== Volunteer at One Laptop Per Child (May 2007 ~ Apr 2008) ====
+ * In-house maintainer of the X11 windowing system and graphics drivers
+ * Input drivers, keyboard layouts and i18n
+ * Platform development, packaging, release engineering
+
+==== CTO, Co-founder at Develer (Nov 2002 ~ Apr 2007) ====
+ * Designer of [[http://bertos.org/|BeRTOS]], a modular, open-source RTOS for 8bit and 16bit microcontrollers.
+ * Built team of highly skilled Linux and firmware engineers
+ * Wrote firmware for embedded systems and DSPs (over a dozen different architectures)
+ * Created project hosting and remote collaboration infrastructure
+ * Business development and customer relationships
+
+==== Freelance (2000 ~ 2009) ====
+ * **Telecom Italia Labs**: Design and implement compiler & interpreter of an object-oriented configuration language for a network simulator
+ * **Selex Communications**: Design and develop DSP modem firmware for Air Traffic Control radios
+ * **Gilbarco Veeder-Root**: Internal training of 200h for 45 engineer on Embedded Linux, OOP and C++
+
+==== Instructor for European Fund's engineering courses ====
+ * [[https://en.wikipedia.org/wiki/DLab | DLab]]: Multimedia programmer course (600h for 20 participants). My students designed a [[https://sourceforge.net/projects/dlab/files/Starshocks/0.5%20beta/ | 2D game engine]] from scratch
+ * [[https://sourceforge.net/projects/gfactory/ | GFactory]]: Videogame development course of 450h for selected 15 participants
+ * PAW (Web Application Programmer): 300h for 15 participants
+ * Workshop on GIS Systems in Iannina, Greece (30h for 15 participants)
+
+==== Co-founder and CTO, Sirius SRL ====
+ * Firmware and power control for laser hair removal
+ * Created company's IT infrastructure and Internet presence
+
+==== Firmware engineer, SEAC R&D laboratories ====
+ * Control software for clinical analyzer robot with 18 stepper motors
+ * Software, firmware and driver development for laboratory instruments: photometers, incubators, hematology