David Hrachovy

Full-stack Ruby on Rails developer


Rails Developer at Tanooki Labs

12 months

Worked for several clients. Mainly for Everplans where I implemented Stripe subscriptions, upgraded to Rails 4 among other things.

Senior Rails Developer at transbunko.com

3 months

Contribution ranging from responsive pages, email system to SEO and tracking events for analytics.

Selected gems: intercom, mandrill_mailer, analytics-ruby, sunspot_solr, rspec

Rails developer and co-founder of sitters.io

2 years

I've led agile and test driven development of the service from initial idea to growing funded startup which won Demo Day.

Selected gems: rails 3, capybara, minitest, sucker punch, gibbon, omniauth, paperclip

Ruby developer at Proof & Reason

5 months

Developed an application that simultaneously downloads and uploads large amounts of data.

Selected gems: sinatra, thin, redis, resque, god, mechanize, mocha, fakeweb

Rails developer at Leadformance

7 months

Cooperated within a small international team on developing a cross channel marketing solution that is used by biggest brands in France. I worked remotely as well as in the office in France.

Engineering Intern at Red Hat

4 months

Worked on an internal open-source portal OpenIdeate to improve desision processes inside Red Hat.


Master's degree in Computer Science

2012, Masaryk University, Czech Republic

Thesis Faster WebGL Graphics presented a novel method that improves rendering performance in modern browsers, benchmarked WebGL frameworks, source code on github

Erasmus programme

Participation in Rendering Competition, Computer Graphics course, Distributed Databases course