Juliano Martinez
Principal Engineer at Adyen
Hoofddorp, North Holland, Spain
Summary
👤
Senior🎓
Top SchoolJuliano Martinez is a Principal Engineer with over 15 years of hands-on experience building and operating large-scale Linux and cloud infrastructure across fintech and platform companies. Currently at Adyen, he progressed from tech lead to principal roles after leading system engineering at Heroku and senior infrastructure teams at Booking.com, demonstrating deep expertise in Linux, automation, and production reliability. He contributes to high-profile open source projects such as OpenStack Neutron, where he improved networking plugins, testing, and XenServer integration—showing he bridges product-grade engineering with upstream collaboration. Based in Hoofddorp and educated in electronics and IT management, he combines systems-level intuition with practical leadership in cross-functional teams. Colleagues rely on him for pragmatic migrations, resilient platform design, and for mentoring engineers to scale operational excellence. An understated strength is his long trajectory from hands-on sysadmin to principal architect, which keeps his designs rooted in real-world operability.
15 years of coding experience
18 years of employment as a software developer
Bachelor's degree Design de Games, Bachelor's degree Design de Games at Universidade Anhembi MorumbiEletronica, Eletronica at E.T.E Albert EinsteinGestão de T.I., Gestão de T.I. at Universidade Ibirapuera
English, Portuguese
Github Skills (17)
python10
networking10
iptables10
openstack10
api-design9
apidoc9
linux9
devops9
api9
service-design9
service-provider9
openvswitch8
testing8
xserver7
sqlalchemy7
Programming languages (6)
Github contributions (5)
openstack/neutron
May 2012 - Jul 2012
OpenStack Networking (Neutron). Mirror of code maintained at opendev.org.
Role in this project:
Back-end Developer & DevOps Engineer
Back-end Developer & DevOps EngineerContributions:9 commits in 1 month
Contributions summary:Juliano contributed to the OpenStack Neutron project by addressing bugs, improving code quality, and adding new features. Their work involved modifying Python code for the LinuxBridge and Open vSwitch plugins, and enhancing the API. The user also made changes to the testing infrastructure, including fixing issues related to PEP 1.3 and adding tests for an iptables manager. Furthermore, the user added functionality to install the OVS agent on XenServer, likely enhancing the integration with Xen-based environments.
ospfopenflownetwork-automationnetworkingsdn
ncode/gogix
Sep 2012 - Sep 2013
Contributions:92 commits in 1 year
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