Image of David A.

David A.

Professional Services Engineer @ Basho Technologies, Inc

Devops Engineer / Cloud Architect / AWS/GCP/Azure Docker/ECS/EKS/GKE/Kubernetes / Tezos / GitOps

San Francisco, California, United States

Ranked #1,293 out of 25,860 for Professional Services Engineer in California

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David A.'s Email Addresses & Phone Numbers

David A.'s Work Experience

Basho Technologies, Inc

Professional Services Engineer

May 2012 to Present

BOKU, Inc.

Senior Systems Administrator

December 2011 to April 2012

San Francisco Bay Area

Meltwater Group

Senior Software Engineer - Production Planning and Operations

April 2011 to December 2011

San Francisco Bay Area

David A.'s Education


Beheer Informatie Systemen( Mgmt Information Systems )

West Friesland College


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David A.'s Estimated Salary Range

About David A.'s Current Company

Basho Technologies, Inc

Professional services engagements, remote and onsite. Developed and conducted multi day on-site Riak operations training engagements. Performed on-site health checks of customer installations. Custom ruby API services backend development and config management integration. SOW lifecycle management. Prototyping proof of concept applications. Pre-sales, Post-sales support. Partner integration development.

Frequently Asked Questions about David A.

What company does David A. work for?

David A. works for Basho Technologies, Inc

What is David A.'s role at Basho Technologies, Inc?

David A. is Professional Services Engineer

What is David A.'s personal email address?

David A.'s personal email address is d****[email protected]

What is David A.'s business email address?

David A.'s business email addresses are not available

What is David A.'s Phone Number?

David A.'s phone (213) ***-*927

What industry does David A. work in?

David A. works in the Internet industry.

Who are David A.'s colleagues?

David A.'s colleagues are Adam Patterson, Alyce Hayes, Sham Chotai, Jordan W., Ed Bartholomew, Drew Kalina, Aaron Lane, Nick Leli, Patrick Ma, and Justyn Shull

About David A.

📖 Summary

* Systems Automation and Development since '97 * Extensive experience building and scaling production operations infrastructure. * Rails since 0.8.x * Ruby since before Rubygems. * Computers since Commodore 64 * Programming: Ruby, Java, Perl, Python, PHP, Javascript * Operating Systems: Linux(Custom, Gentoo, RHEL, CentOS), (Net/Free/Open)BSD, Solaris, OSX * Configuration management: Chef, Cfengine, Puppet * Software: Apache, Lucene, Ganglia, Spread, Tomcat, RRDTool, Git, Subversion, DJBDNS/Bind, OpenLDAP * Technology: MVC, AJAX, RDBMS, RRD, XHTML * Process: Test Driven Development(TDD), XP, DRY, Pragmatic Programmers, Getting Real, IntelliJ, EclipseProfessional Services Engineer @ Professional services engagements, remote and onsite. Developed and conducted multi day on-site Riak operations training engagements. Performed on-site health checks of customer installations. Custom ruby API services backend development and config management integration. SOW lifecycle management. Prototyping proof of concept applications. Pre-sales, Post-sales support. Partner integration development. From May 2012 to Present (3 years 8 months) Senior Systems Administrator @ Agile devops in a large volume mobile payment processing company. Daily scrum stand ups, agile iteration planning. Multi peer review ops puppet code deployment process. Oncall rotation, high frequency incidents response and escalation. High level security conscious systems operations. Developed and implemented infrastructure wide network syslog-ng log archiving strategy. Composed and deployed a puppet automated OSSEC Host based IDS solution on all servers. Created network architecture proposal and diagrams for both corporate networks as well as overseas data center buildouts. Created and implemented a release oriented remote puppet execution environment with capistrano. From December 2011 to April 2012 (5 months) San Francisco Bay AreaSenior Software Engineer - Production Planning and Operations @ Cross functional team responsible for production systems of all service groups. Developed custom release automation solution to integrate acquired company codebase. Converting a complex build scripts to a more simplified and fully automated deployment strategy with capistrano. Developed chef based production convergence automation from scratch. Developed a globally distributed cloud based proxy instance network using ruby and open source components. Setup and evangelized adoption of pager duty and pingdom creating global on call shifts for various product groups and geographical support ensuring higher quality of service. From April 2011 to December 2011 (9 months) San Francisco Bay AreaSenior Systems Engineer @ Operations czar working on scaling rails.. Rearchitected infrastructure and scaled a high traffic Rails production infrastructure from 4 to 20+ million page views a month. One man ops department, single point of contact, 24/7 oncall. Setup customized chef deployment for streamlined configurations and systems management. Migrated legacy infrastructure of lighttpd fcgi rails on legacy physical hardware to a standardized cluster of Apache passenger app server VMs running on ESXI. Automated generating of full ruby/rails/gem stack, nagios and other systems configurations using chef. key phrases: custom ganglia metrics streams, metric plugin, S3 based backup solution, centralized logging, Physical and virtual network management, Cisco: (6509/4948/2948). Dynamic data driven loadbalancer configuration template rendering using haproxy and chef. high traffic sphinx search engine cluster service component. R/W splitting config in Haproxy for SOLR. Ganglia metrics/Monitoring engine Nagios/high resolution graphs with Graphite/AMQP server RabbitMQ. Analysis of page weight and performance using tools like firebug, newrelic, gomez and yslow, testing page load performance, drastic page weight reduction and increased site performance. managed Akamai CDN . Logspray, an AMQP based deamon network logger and implemented among large cluster of highly trafficked appservers to log centrally. Dynamically generated Nagios deployment with a large collection of custom nagios plugins and generic gmetric based plugins. AWS cloud infrastructure management tools that integrate chef for profile based appliance management. Mysql Scaleout based EC2/RDS cloud infrastructure using Mysqlproxy and Lua based R/W splitting script. High traffic benchmarking on cloud infrastructure on the various service components. em-proxy, jmeter, newrelic, SQL log explain analysis, sphinx search query log. Agile XP Test driven environment, daily scrums, pivotal tracker story management. From December 2008 to April 2011 (2 years 5 months) Engineer @ Single point of contact for all operational tasks. Wrote tools for batch processing, monitoring and software deployment. Administration and support for corporate and production data center infrastructure of financial data aggregation service. Built a fully unattended build and deployment system with Capistrano for J2EE/Tomcat software stack. Automated rolling upgrades using LVS for a highly available production service. Coordination and deployment of builds and releases with Engineering and QA in various environments. Setup a centralized systems and audit logging service using syslog-ng routing logs to secure backend tier. Wrote custom monitoring service checks testing production service health. Created virtualized server appliance images using Vmware, qemu, virtualbox. Cisco switch and Pix Firewall administration. Mysql database administration in various environments, setup of replication slaves and general maintenance. From November 2007 to November 2008 (1 year 1 month) Ruby Development Consultant (self-employed) @ From August 2007 to October 2007 (3 months) Senior Systems Engineer @ Created systems management tools. a Systems Role and Appliance configuration interface. Rapid deployment and configuration of servers and services. Built a central database of systems information from which everything is generated. (RubyOnRails) (PXE,DHCP,DNS,Console,Nagios,Ganglia). Fully automated configuration template generation. Defined a structure of data models in abstraction layer. (ActiveRecord) Created a database and persister tool for collecting and persisting metrics from ganglia. From May 2006 to July 2007 (1 year 3 months) Engineer @ Early ( From April 2004 to May 2006 (2 years 2 months) San Francisco Bay AreaProduction Operations Engineer @ Supporting the application layer of a financial software network transacting over 40Billion per year. Writing perl for monitoring and tools, Oncall rotation, Troubleshooting of incidents or customer issues, Coordinating and deploying releases with engineering and release control, monitoring overall network performance, order routing behaviour and 3rd party financial transaction gateways. From July 2002 to April 2004 (1 year 10 months) Unix Systems Administrator @ Administration of enterprise level unix systems and network hardware in our co-location facility aswell as in our corporate office. Designed and implemented restructuring of corporate network. Acted as engineering liaison, working closely with engineers and coordinating efforts on projects. Maintaining the development environment server infrastructure. Rotated in 24/7 oncall duty, monitoring of 150+ production web, ftp, app(atg) and real servers. Embraced the use of jumpstart and kickstart for rapid regeneration of system configurations. Setup the corporate Mailserver . Installed and configured NFS servers with metafilesystems. Streaming media server infrastructure administration. PacketVideo MP4 streaming server integration with our video products. (keywords:SUN/Linux/BSD/Cisco/Tomcat/Streaming Video/NIS/Jumpstart/PacketVideo/Squid) From February 2001 to March 2002 (1 year 2 months) Unix Systems Administrator @ One of two System administrators managing iCast's entire MP3 broadcasting infrastructure using Icecast and Shoutcast streaming media servers. Worked closely with the Principal systems administrator to achieve a high level of availability and efficiency in our operation .. Managed our Network Appliance high end storage solution.. Configured Network hardware. Provided rapid installation and deployment of linux streaming servers .. Oncall 24/7. Occasional desktop user assistance troubleshooting .. From January 2000 to November 2000 (11 months) Unix Systems Administrator @ From January 2000 to November 2000 (11 months) Linux/Win32 systems Administrator @ Administered Linux Samba, NFS, NIS and CVS server. Provided win32 and linux user support. Developed installshield and installanywhere for java application. From November 1998 to November 1999 (1 year 1 month) Tech Support Temp @ Worked on University staff helpdesk providing support to faculty administrators and professors . Implemented win311 to win95 migration of staff workstations . Troubleshooting network and systems. From February 1998 to June 1998 (5 months) Assistant Systems Administrator @ Intern for 6 months then as employee. Provided desktop support to business development, finance and engineering. Winnt server administration and backup maintenance. Hardware purchases and deployments. From January 1997 to January 1998 (1 year 1 month) David A. is skilled in: Security, Extreme Programming, Metrics, Agile Application Development, Ruby, Ruby on Rails, MySQL, REST, Linux, Git, Performance Tuning, Test Driven Development, Apache, Perl, Agile Methodologies

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In a nutshell

David A.'s Personality Type

Introversion (I), Intuition (N), Thinking (T), Judging (J)

Average Tenure

1 year(s), 3 month(s)

David A.'s Willingness to Change Jobs



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