• May 2024 - present (Remotely)

    Senior Software Engineer (Elixir) at Yolo Group (Estonia)

    Working on an online gambling platform that provides sports betting and online casino games in crypto and fiat currencies. Elixir, MongoDB, RabbitMQ, Redis, AWS, GraphQL

  • Oct 2023 - April 2024 (Remotely)

    Senior Software Engineer (Elixir) at Totalbet (Poland)

    Building a booking platform for the Polish bookmaker. Elixir, RabbitMQ, Redis, Kubernetes, Postgres, REST

  • June 2023 - September 2023 (Remotely)

    Elixir consultant at Fanatics Live (USA)

    A short term project to bootstrap the MVP for a live auctions platform in Elixir, AWS, Kubernetes, Postgres, Redis, GraphQL

  • Feb 2023 - May 2023 (Remotely)

    Senior Software Engineer (Elixir) at Eiger (Finland)

    Building a blockchain explorer for one of the Eiger clients (Aleo). I was hired exclusively for this project but shortly after the client decided to take all their projects in-house. Elixir, web3, AWS, Kubernetes, Postgres, Redis

  • May 2021 - March 2023 (Remotely)

    Senior Software Engineer (Elixir) | Team Lead at SalesRabbit (USA)

    Building an analytic tool (ETL) to analyze sales reps results. Rewriting a legacy API to a new shiny Elixir API. Elixir, AWS, Kubernetes, Postgres, GraphQL, REST, Redis, RabbitMQ

  • May 2020 - May 2021 (Remotely)

    Senior Software Engineer (Elixir) at Virtually Human (Australia)

    Working on blockchain based horse races (zed.run). Elixir, web3, GCP, Kubernetes, Postgres, GraphQL

  • Oct 2018 - May 2021 (remotely)

    Senior Software Engineer (Elixir, Go) at BITT (USA)

    Working on a payments platform that allows P2P (blockchain) transactions. Elixir, Go, GCP (incl. PubSub), Kubernetes, Postgres, GraphQL, RabbitMQ

  • Apr 2018 - Oct 2018 (Remotely)

    Senior Software Engineer (Go) 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)

    Senior Software Engineer (Go) | 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, Python, Kubernetes, Google Cloud Platform, Nginx, SSE, Jenkins, microservices connecting Python, R and time series databases

  • Nov 2016 - March 2017

    start-up co-founder | Software Engineer

    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), Go, Python, 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