Experience


  • Oct 2018 - Present (Remotely)

    Senior Elixir Developer (USA)

    I’m working for a US start-up. Previously I worked on Elixir projects from blockchain space (gaming, payments)

    Elixir, GCP (incl. PubSub), Kubernetes, Postgres, GraphQL, RabbitMQ, GenStage/Flow/Broadway, Event Sourcing

  • Apr 2018 - Oct 2018 (Remotely)

    Go Developer at
    Teamwork (Ireland)

    I worked on SSO, SAML and centralising/standardising APIs used across the teams.

    Go, AWS, Redis, Kubernetes, RabbitMQ, Vue.js, Travis, MariaDB, MongoDB, HAProxy

  • Apr 2017 - Feb 2018 (Remotely)

    Head of Development at WATT3 (Switzerland)

    I built foundations on both architectural and management levels for a Swiss start-up (IoT) that aimed to optimize (read: save your money) usage of solar panels’ battery by collecting and analysing data from distributed devices connected to batteries. The business didn’t survive due to founders’ conflict about shares…

    Go, Kubernetes, Google Cloud Platform, Nginx, SSE, Jenkins, microservices connecting Python, R and time series databases

  • Nov 2016 - March 2017

    Elixir Developer | start-up co-founder

    Tried to combine e-commerce with e-gaming in a unique way. Turned out, the idea falls under the contests law, which basically killed the original idea (but lessons learnt).

    Elixir (Phoenix), Postgres, Bootstrap, VPS

  • Apr 2014 - Oct 2016 (Remotely)

    Senior Web Developer | DevOps at
    PaddyPower Betfair (Ireland)

    Moved back to Poland and started working fully remotely for Paddy Power. I was in charge of all technical aspects of 3rd party components integration with the new games platform. I built a HTML5 top-bar that is included in a few hundred games of the biggest e-gaming brands in the world. Responsible for troubleshooting production issues and training of new development teams in Romania after PaddyPower had merged with Betfair.

  • Aug 2011 - Feb 2014 (Ireland)

    Development Lead (Games) at PaddyPower

    I architected and developed a new games launcher (100 million game plays a month). I led the process of games integration and the team to create first Paddy Power mobile web apps for games. I was responsible for adapting Agile, DevOps, CI and recruiting (Competency Based Interview Skills Workshop by Sapient) new team members.

  • Mar 2009 - Jul 2011 (Ireland)

    Senior Web Developer at Pocket Kings Ltd (acquired by Poker Stars)

    I worked on the Web Cashier component that handled over 15k payment transactions/second. I was responsible for a prototype of the first mobile version of the Web Cashier. It was the second biggest online poker room in the world. I was on-call during many busy nights.

  • Mar 2008 - Jan 2009 (Ireland)

    Senior Software Engineer at
    Channel Advisor

    I was responsible for development of the web application for supporting retailers in selling online (eBay, Amazon) (it was the top e-commerce web application in the EU).

  • Nov 2005 - Feb 2008 (Poland, Ireland)

    working and studying

    I worked for a few (KEN, Version1) companies until decided to move to Ireland for good.




Certificates & Awards

Code examples?

Have a look at some projects I published

Go to github