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Ofir Petrushka

@ofirpetrushka

Message

Creative Entrepreneurial IT Professional Experienced in Large Scale Production Systems and Startups

Australia

Message

What I'm looking for

Seeking an interesting diverse role with tech being prominent, preferably a product company with growth or scale.

Creative Entrepreneurial IT Professional Experienced with both Large Scale Production Systems and Startups
• Responsible for production systems for 15+ years including architecture, design,
developing, monitoring, scaling, and troubleshooting every aspect of a software system.
• Highly self-starter, digging up issues and driving projects to solve them.
• Will tackle any task in any part of the system in most languages and technologies.
• Worked for both startups doing small, fast-paced, POCs and fully involve in highly
sensitive, large-scale enterprise projects.

Experience

Work history, roles, and key accomplishments

Current

Senior System Engineer

Current

Latitude Financial Services

Aug 2021 - Present (3 years 7 months)

Maintain and develop the credit card application process, integrating with many 3rd party systems.

DevOps Startups

Solo project

Gardenbookapp

Dec 2020 - Aug 2021 (8 months)

Progressive Web App for gardeners

Svelte React SPA Firebase Firestore

Solo project

gitcodebuddy

Jul 2020 - Dec 2020 (5 months)

Automated code quality improvement.

Ruby on Rails

Senior DevOps Engineer

Zendesk

Nov 2015 - Jul 2020 (4 years 8 months)

Supporting engineering development teams taking new systems into production using infrastructure as code including provisioning resources, server installations, configuration and secret management, deployments, logging, monitoring and alerting.

Chef Berkshelf Docker Ruby on Rails Kibana AWS New Relic PHP Travis CI PagerDuty

Head of DevOps

Rounds

Nov 2014 - Nov 2015 (1 year)

Automated deployments with Ansible, improving production performance, worldwide deployments and balancing, architecture, design and code reviews, monitoring improvements, pushing containers with Docker, production bug triage, automated testing with Travis.

Ansible Docker Python Kibana Graphite Sensu Google Cloud AWS Softlayer New Relic Travis CI

Architecture/devops/Server Side Team Leader / IT Leader

Seeking Alpha

Apr 2013 - Nov 2014 (1 year 7 months)

Responsible for systems uptime, SLA, monitoring, performance, scale, production bugs, HA, architecture, new technologies, helping and teaching other teams. Responsible for 3rd party teams and tools. Responsible for all servers including hardware recommendations and full execution of changes with no downtime.

Ruby on Rails Memcache Redis Vertica CDN Akamai Postfix Linux Mac Phusion Passanger Sphinx Capistrano Cacti New Relic

Billing consultant

Partner Communications LTD

Apr 2005 - Apr 2007 (2 years)

3rd level support for the core billing system. Solving issues outside of code, performance and scale work. Oracle DB.

Oracle

Programmer

IDF

May 2002 - Apr 2005 (2 years 11 months)

Programmer in the applicative system team in the IDF's computer unit. Programming in Oracle Forms Developer, SQL, PL/SQL, JAVA, J2EE. Leading bug tracing and fixing process. Examination and leading of performance improvements.

SQL Pl SQL Java J2EE