Winston Ametsitsi

Winston Ametsitsi Email and Phone Number

Senior Site Reliability Engineer at Xevo Inc. @ Xevo Inc.
Winston Ametsitsi's Location
Greater Seattle Area, United States, United States
Winston Ametsitsi's Contact Details

Winston Ametsitsi personal email

n/a
About Winston Ametsitsi

Winston Ametsitsi is a Senior Site Reliability Engineer at Xevo Inc. at Xevo Inc.. He possess expertise in linux, perl, puppet, java, tomcat and 15 more skills.

Winston Ametsitsi's Current Company Details
Xevo Inc.

Xevo Inc.

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Senior Site Reliability Engineer at Xevo Inc.
Winston Ametsitsi Work Experience Details
  • Xevo Inc.
    Senior Site Reliability Engineer
    Xevo Inc. Jan 2020 - Present
    Bellevue, Wa, Us
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  • Offerup
    Senior Site Reliability Engineer
    Offerup Dec 2017 - Jan 2020
  • Sinclair Broadcast Group
    Lead Devops Engineer/Architect
    Sinclair Broadcast Group May 2016 - Dec 2017
    Cockeysville, Maryland, Us
    The Digital Team at Sinclair Broadcast Group helps facilitate news producers around the country bring content to more than 40 million people instantaneously with a seamless experience across platforms. The DevOps team focuses primarily on improving infrastructure behind the scenes to enable our Development and Operations teams to iterate quickly and prevent any potential issues minimizing downtime.• Acted as an integral part of maturing build CI and CD for consistent build, deployment, and scaling with heavy utilization of several modern technologies (AWS ECS, Lambda, CloudFormation, Jenkins, etc.) and several rock-solid core AWS technologies (EC2, S3, SQS, RDS)• Introduced Jenkins pipelines (both simple and heavily customized) for building a wide range of tech (Java, Node.js, Android, iOS, etc.)• Utilized Docker containers at both build time and runtime to ensure absolute predictability and segmentation• Leveraged AWS EC2 and ECS to run docker containers across clusters for a highly scalable and redundant infrastructure• Enabled developers to stand up and tear down a full environment locally mirroring any combination of service versions with just a few commands• Developed tools and guided build process to enable developers to seamlessly augment environments from dev through prod to iterate quickly while still providing the proper gates to ensure high quality releases• Facilitated use of AWS Lambdas and API Gateway in key pieces of infrastructure to reduce costs of implementation by orders of magnitude• Defined structure around AWS Lambdas to fit needs of the applications and infrastructure • Constructed a build platform to parallelize building custom flavored mobile applications (iOS and Android) for 70+ news applications with App Store/Play Store submission to bring new features to all stations across the country all at once
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  • Smilebox
    Network Operations Manager/Engineer/Architect
    Smilebox Jul 2013 - Apr 2016
    New York, New York, Us
    • Designed and developed custom deployment tools to streamline and consistently deploy code across environments• Constructed Puppet configuration to stand up a full environment from a vanilla CentOS install automatically• Leveraged Amazon EC2 instances to use temporary, scalable CPU time (Compute Optimized Instances), complete with AWS autoscaling (deployed via Puppet)• System Administrator for all hosted Production, Preproduction, and Internal Environments• Introduced VM Cluster to consolidate functional preproduction environments using open source tools (KVM, oVirt), analyzed performance, limitations, and tailored cluster to run optimally• Developed automated property management and deployment for tomcat applications ensuring properties are well defined and in sync at all times• Integrated CDN solutions into key areas in the application to minimize latency and increase aggregate bandwidth to customers across the world• Facilitated introduction of ETL Business Intelligence/Analytics tools (Pentaho, QlikView) to detail business operation• Ensured Internal and Hosted IT at Smilebox was within Sarbanes-Oxley (SOX) Compliance and made improvements/adjustments where possible• Maintained PostgreSQL Databases to ensure efficient operation• Designed architecture and deployed Cisco managed network infrastructure (Internal and Production) including switches (10G/Fiber) and centrally managed wireless access points• Handled Internal IT Support for ~50 employees
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  • Adp Dealer Services
    Applications Engineer/Software Engineer
    Adp Dealer Services Jan 2011 - Jul 2013
    Austin, Texas, Us
    Software Development• Designed software applications using Linux OS from low level kernel layer (kernel drivers and libraries) to application layer (frontend and backend application development)• Wrote task automation and application scripts (Python, Perl, Bash, etc.) for backup operations, periodic data collection, monitoring, etc.• Application development with Java, Python, PHP, JavaScript, and Perl for custom monitoring tools to monitor inventory imports/exports, automatic recurring processes, load, lead flow, etc.• Developed custom visualization/reporting tools available internally to quickly determine current health and easily view historical data for comparison• Integrated monitoring into custom tools with Splunk searches via Splunk's REST API to monitor application health and errorsProblem Analysis and Resolution• Deep analysis in troubleshooting and enhancement of many interconnected web services (e.g. Apache HTTP, Apache Tomcat, and Weblogic applications)• Analysis of network traffic/network issues using Wireshark and tcpdump to pinpoint communication issues• Go-to expert for Splunk queries to quickly pinpoint and collect data on ongoing or recent production issuesDatabase Design and Management• Developed and improved custom monitoring tools utilizing MySQL database backend• Wrote and optimized SQL queries to integrate into custom monitors to monitor data in Oracle databases• Managed several tomcat/weblogic applications using Oracle database backends to pinpoint potential database performance issuesCluster Design, Load Balancing, and Network • Set up and managed F5 BigIP and Modcluster load balancers• Debugged and Modified iRules controlling load balancing• Determined and resolved network issues throughout hosted infrastructureData warehousing/Business Intelligence • Administrator for PowerCenter Informatica, Tableau, Oracle BI, and SAS• Splunk Administrator in a multi-tiered index/search environment indexing 80-100GB/day in realtime
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  • The Cobalt Group
    It Operations Engineering Analyst
    The Cobalt Group Oct 2009 - Jan 2011
    Developed software to aggregate monitoring of various processes(inventory imports/exports, automatic recurring processes, loadstatistics, etc.) spread over multiple systems to provide as a service to other teams within The Cobalt GroupAnalysis of efficiency and usability of developed softwareAnalysis and comparison of frontend monitoring softwareProblem resolution of issues when processes fail to completesuccessfully
  • The Cobalt Group
    Computer Systems Specialist
    The Cobalt Group May 2009 - Oct 2009
    Created hard drive images tailored to the specific requirements of The Cobalt Group, and distributed to employee's computers on a large scaleWorked on ways to improve efficiency and productivity in deployment of new/modified machines, including using previously acquired programming knowledge to go above and beyond the job description to create a Ghost program under the Linux OS from scratchAdvised the Helpdesk Team at The Cobalt Group on hardware and software requirements needed to effectively roll out current and future projectsPrepared detailed documentation on all changes for future reference and expansion of Helpdesk's knowledgebase
  • The Cobalt Group
    Computer Systems Specialist (Intern)
    The Cobalt Group May 2008 - Aug 2008
    Installed Operating Systems from images and created/updated new imagesProvided technical support in resolution of a variety of computer problems to employees
  • Grace Academy
    Network Administrator
    Grace Academy 2004 - 2005
    Designed and installed a network for Grace Ministries/Grace Academy; used Redhat Linux Server with File Sharing Management and Database administrationProvided support for Windows Clients, Novell Netware and Exchange Servers (IBM eServer series)

Winston Ametsitsi Skills

Linux Perl Puppet Java Tomcat Apache Python Mysql Javascript Amazon Web Services Linux Kvm Android Development Informatica Administration Weblogic Administration Php Postgresql Docker Ansible Amazon Ecs Jenkins

Winston Ametsitsi Education Details

  • The University Of British Columbia
    The University Of British Columbia
    Computer Engineering
  • Everett/Edmonds Community College
    Everett/Edmonds Community College
    Computer Programming/Computer Science

Frequently Asked Questions about Winston Ametsitsi

What company does Winston Ametsitsi work for?

Winston Ametsitsi works for Xevo Inc.

What is Winston Ametsitsi's role at the current company?

Winston Ametsitsi's current role is Senior Site Reliability Engineer at Xevo Inc..

What is Winston Ametsitsi's email address?

Winston Ametsitsi's email address is wi****@****rup.com

What is Winston Ametsitsi's direct phone number?

Winston Ametsitsi's direct phone number is +142588*****

What schools did Winston Ametsitsi attend?

Winston Ametsitsi attended The University Of British Columbia, Everett/edmonds Community College.

What are some of Winston Ametsitsi's interests?

Winston Ametsitsi has interest in Programming, Computers, Technology, Embedded Development, Efficiency.

What skills is Winston Ametsitsi known for?

Winston Ametsitsi has skills like Linux, Perl, Puppet, Java, Tomcat, Apache, Python, Mysql, Javascript, Amazon Web Services, Linux Kvm, Android Development.

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