CURRICULUM VITAE
Brent Greeff-Lviv, Ukraine
Over 14 years experience with Ruby on Rails, 18 years commercial web experience, including
development lead for 5 years on a Risk Management app for clients including NBC Universal &
Barclays. Technical lead on a web application for Channel4. The TV show: “The million pound
drop”. Monterosa won a BAFTA, NMA & Broadcast Award during my time there. Led development
from day one at Bandcentral, a multi-award winning app, which beat Spotify at the 2010
interactive awards during SXSW.
- Open source contributions - https://github.com/brentgreeff?tab=repositories
Software Engineer
Reevoo - ( reviews and ratings management solution )
Aug 2021 – Current ( 4 months )
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Improvements to the github.com/reevoo/sapience-rb open source project & integration
into Reevoo applications.
Development of a data migration tool that copies data from a relational DB (MySQL) to
google-cloud-datastore.
Software Engineer
Evopark GmbH - ( Automated Parking infrastructure )
Cologne, Germany
March 2021 – July 2021 ( 5 months )
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Creation of an API gateway - using NGINX to proxy requests between an existing Golang
API & a new Rails application. - mono-repo.
Implemented CI/CD using GoCD.
Rails feature development on the existing Evopark platform.
Migrated Evopark from Heroku to Docker Swarm on AWS.
Software Engineer
Metoda GmbH - ( Amazon Analytics ).
Munich, Germany
December 2020 – January 2021 ( 2 months )
● As part of the infrastructure (DevOps) team I have been Improving the CI/CD pipeline (
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Jenkins ). Extend the developer ruby CLI for managing CI/CD. Docker, Kubernetes & Helm
on AWS.
Development on the payment platform and its integration with the PriceAPI using a
Vue.js frontend & Rails backend.
Senior Software Engineer
Quench Delivery Group - ( Food delivery app ).
August 2020 - September 2020 ( 2 months )
● Developed flyingfish.quench.mobi from scratch to launch in vanilla Rails.
● Golang development on the Quench API.
● Introduced Docker - automated Testing & CI / CD in Rails & Golang projects.
● Created a reporting API platform in Rails with a Vue.js frontend.
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Ruby / React developer
PolicyMogul - ( Campaign platform ).
April 2020 - June 2020 ( 3 months )
● Migrate PolicyMogul from Heroku to AWS, Docker & Kubernetes. Introduced Graphiti &
Spraypaint.
● Split Rails API from React frontend (create-react-app) - monorepo.
Ruby on Rails Engineer
2U - ( Education platform ).
September 2019 - December 2019 ( 4 months )
● Develop features on the redesign of getsmarter.com.
● Introduced Stimulus.js for the search component.
● Extended the existing GraphQL endpoint.
● Integrate Devise with AWS Cognito & AmplifyJS.
Node.js Developer
Meerkat Finance - ( Insurance ).
Apr 2019 – Jun 2019 ( 3 months )
● Developed a WhatsApp chat bot that integrates Twilio with
● DialogFlow and the internal GraphQL API to allow new & existing customers to access
product information.
Ruby / React developer
PolicyMogul - ( Campaign platform ).
September 2018 - July 2019 ( 10 months )
● Working solo on a new web app from pre-launch
● Introduced React, using react_on_rails and fast_jsonapi for Calendar, Task, Stage &
organisation management components.
● Implemented CSS based on the branding document using Bootstrap (mobile friendly).
● Integration with Chargebee (Stripe), Sidekiq, SendBird & GetStream.
Rails Developer
BitZesty - ( London based web agency ).
May - June 2018 ( 2 months )
● Fix bugs & maintenance of Rails / CouchDB app.
Rails Developer
imbu.nl - ( manufacturing & mining ).
February - March 2018 ( 2 months )
● Postgres, React, JQuery, Google maps, MiniTest & Capybara.
Rails Developer
Shunt yard technologies - ( White labelled loans / financing platform ).
November 2017 – January 2018 ( 3 months )
● Rails development and optimisation on a finance app focusing on the Australian loans market.
● Introduced request specs.
● Developed interface to generate contracts through HelloSign API.
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Rails Developer
Isarr - Command & control software to co-ordinate physical security for very large corporate clients,
Banks, Energy companies, Media giants, and events such as the London & Rio Olympics.
July 2016 – July 2017 ( 1 year )
● Development of a workflow builder. Backbone, CoffeeScript and JQuery.
● Live updates are pushed to users via Redis/ Node.
● RSpec and Cucumber testing.
● Micro services hosted on Heroku.
Head of Development
Isarr
June 2011 – July 2016 ( 5 years )
● Collaborative story definition through pairing on cucumber outlines.
● Averaged about 10-20 hours a week on pure development.
● Working with the founder to define user goals and maintaining the product road-map.
Scrum Master (Kanban)
Monterosa - ( Media & entertainment production company focussed on live TV for Channel4 and
online campaigns ).
February 2011 – June 2011 ( 5 months )
● 20 hours of development per week. 20 hours coordinating process.
● Increased test coverage. Analysed code metrics & defined refactor priorities.
● Training & mentoring. Maximise velocity by de-scoping & focusing on key deliverables.
Ruby on Rails Developer
Mobile Interactive Group - ( Global integrated mobile and digital communications business. Fastest
growing privately owned technology company in the UK and EMEA ).
October 2010 – December 2010 ( 3 months )
● Developed a voting web app tailored to the iPhone.
● Data transformation porting a new client to the text-messaging platform.
Ruby on Rails Developer
Headshift - ( Top development agency with a focus on complex integration & compliance ).
June 2010 – September 2010 ( 4 months )
● Development of the www.collectplus.co.uk parcel service.
Ruby on Rails Developer
Videojug - ( How-to video platform hosting 60 000 videos from recipes to beauty tips ).
April 2010 – May 2010 ( 2 months )
● Contributed to the development of the http://pages.videojug.com site.
Lead Ruby on Rails Developer
Bandcentral - ( Basecamp for bands ).
July 2009 – February 2010 ( 8 months )
● Live chat, calendaring, ToDo's, a file manager, and an integrated email client.
Ruby on Rails developer
Ominor / Scholastic / Agilisto / Rawnet
December 2006 - June 2009 ( 2 years, 6 months )
● Development of over 20 Ruby on Rails sites mainly e-commerce.
PHP Developer
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Kelly's Storage / BigWig Media
March 2006 – November 2006 ( 9 months )
● Developed a marketing app to analyse web logs & report KPIs.
Database Assistant
Parador Properties
February 2005 – February 2006 (1 year 1 month)
● Designed a Purchase Order system using PHP and MySQL
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