Denys Pashutynskyi
About
Denys Pashutynskyi is from San Francisco Bay Area. Denys works in the following industries: "Internet", "Information Technology & Services", and "Supermarkets". Denys is currently Site Reliability Engineering Manager at Twitter, located in San Francisco Bay Area. In Denys's previous role as a Systems Engineering Sr. Manager at eBay, Denys worked in San Jose, CA until Mar 2019. Prior to joining eBay, Denys was a Systems Engineering Manager at eBay and held the position of Systems Engineering Manager at San Jose, CA. Prior to that, Denys was a Systems Reliability Engineering at Amazon, based in Greater Seattle Area from Dec 2013 to Jun 2015. Denys started working as Site Operations Manager at Magento, eBay Inc in Culver City, CA in Nov 2011. From Mar 2010 to Oct 2011, Denys was Systems Administration Manager at Magento, based in Kyiv, Ukraine. Prior to that, Denys was a Head of IT at Private company, based in Kyiv, Ukraine from May 2008 to Dec 2009. Denys started working as Unix Systems Administrator at IMU in Kyiv, Ukraine in Aug 2006.
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Denys Pashutynskyi's current jobs
Embedded SRE Mgr for MoPub, the world’s largest mobile application advertising exchange, and complete ad serving platform
Denys Pashutynskyi's past jobs
eBay is actively transforming to provide the best online shopping experience to millions of customers all over the world. As a technical leader, I am charged with a variety of different duties to ensure that eBay is running 24/7.
Managing Systems Operations team in eBay's 24/7 Site Engineering Center - Systems and application monitoring - Managing cloud infrastructure in eBay owned data centers - Crisis management - Leading fire drills and postmortems - Driving different projects
Amazon AWS S3 Cloud Storage Infrastructure Engineering and Operations. - Daily operations to support S3 capacity growth - Planning and running changes in the production environment - Close interaction with Software Engineering for rolling out new features - Point of escalation for Technical Operations Support during emergent issues - Writing automation on Python and Bash to optimize operational routines
My org maintains multiple eCommerce Projects: Magento Go, ProStores, xFabric, Magento Commerce, and Magento Payment Bridge. We perform 24/7 monitoring and incident response (hardware failures, network outages, DDoS attacks, performance issues, critical software bugs), as well as regular maintenance (patching and code deployments). My scope also adds QA/Dev and Sandbox environments. - Leading L1 24/7 Network Operations group (12 people, all remote) - Managing a remote team of Systems Engineers (8 people) - Planning, setting goals and roadmaps - Cross-team work with multiple stakeholders including QA, Dev, and Product - Support of PCI compliant environment Technologies used: Big IP F5 Load Balancers, Cisco ASA Firewalls, Prolexic IDS, NetApp, CDN, Nginx, and Apache web servers, PHP-fpm, Apache Solr, MySQL, MongoDB, CentOS and RedHat Enterprise Linux, Zabbix, Webistrano, Foreman, Puppet, Xen Virtualization.
Charged with managing a range of critical operational and engineering functions in support of all Magento production infrastructure assets. Recruited, trained, and managed 20+ system administrators and system engineers in Core, Support, Helpdesk, Internal Projects, and Magento SaaS. - Hired engineers for Core, Support, Helpdesk, Internal Projects, and Magento SaaS - Hired and led 24/7 Network Operations - Launched Magento Go (Magento SaaS) - Completed PCI-DSS certification for Magento Payment Bridge - Owned migration of Magentocommerce to another datacenter
Managed Support, Provisioning, and Infrastructure Engineering departments in the company-run web-advertising business. Interviewed, trained, and supervised 20 Unix engineers, System administrators, and Provisioning managers • Managed Infrastructure team of Unix engineers • Led Operations team of 24/7 duty Unix sysadmins • Interacted with external vendors and third-party partners • Managed relationship with hosting companies, data centers, domain name registrars, internet service providers
- Infrastructure design, deployment, and support. - Servers setup, tuning, and maintenance. An operating system, kernel, and software updates. - Shell scripting, automation (sed, awk, sh). - Managing firewalls (ipfw, pf), DNS (bind, PowerDNS), web servers (Nginx, Apache), database servers (MySQL), load balancers (ipvs, carp)
I served as a member of the IT department providing Unix Systems support for a sizeable Ukrainian trading company. Led the project of implementing open-source software on desktops and workstations used by staff. I was in charge of all server assets, including routers, mail gateways, databases, and virtual private networks. - FreeBSD routers running RIP and dynamic routing protocols - VPN channels running IPSec, PPTP, and OpenVPN - Managed Cisco and Allied Telesis switches (VLANs, tagging, etc.) - DNS servers support (bind9) - Mail system support and fine-tuning (postfix, dovecot) - Designed filtering rules for proxy (squid), firewalls (ipfw, pf) - Served as a point of contact with Internet Service Providers - Managed print-servers (CUPS) - Successfully migrated tens of desktop computers from MS Windows to FreeBSD (KDE, Gnome plus multiple end-user apps to replace Windows apps and services).
I've been a system administrator in a small engineering company that designs and produces MMDS telecommunication equipment (http://tvideo.com.ua). I was the only person in charge of the helpdesk, corporate IT, and server equipment. - Managing routers, firewalls, servers, and network equipment - Maintaining the corporate telephone system - Interacting with Internet Service Providers including contracts and payments - Configuring group policies in Active Directory domain - Office infrastructure: LAN cabling, air ventilation systems, desktop workstations, and users support