Ondřej Kolafa Web Developer

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About me

I am a full stack web developer based in Prague, Czech Republic. I work mostly with Node.js and AngularJS, and here is a list of what I use:

  • Node.js (express.js, sequelize)
  • AngularJS
  • Bootstrap
  • Less
  • Git
  • JavaScript
  • MySQL, Oracle, PostgreSQL

Other experience and skills:

  • Studied: Financial Mathematics and Econometrics
  • Statistical software: R and Wolfram Mathematica
  • PL/SQL

Current Pet Project


I could not find the nearest container to recycle metals, so I spend a few hours on this. It is just PoC, but I am working on making it better

Tenant payments tracker - not public, but will gladly present it, if somebody is interested

If you need to check 20 tenants if they are paying on time, you definitely know it is no fun. But if all the payments are automatically downloaded from the bank and you are notified about dodger, it's completely different story.

Professional Experience

MSD (since June 2016)

Working on Node.js app for IT Automation team.

Alpiq Energy SE (September 2014 – May 2016)

Working on frontend for trading software. Taking care of some Oracle DBs using PL/SQL.

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Freelance work

It has been some time, but I used to create web pages, here are some examples: