Hi, I am
Javier Bullrich.
I create experiences.

Software developer with a great focus on automation, front end and developer’s experience.


About me

I’m Javier, software developer with a strong focus on developer experience and front end development.

Experienced game developer, I shifted those skills to transform practical ideas into fun to use software with gamification techniques.

Currently located in Berlin, Germany, working at Parity, doing Engineering Automation (and developing lots of GitHub Bots!). Here are a few technologies I've been working with recently:

  • Open AI
  • Ethereum
  • Solidity
  • Docker
  • SvelteKit
  • Flutter
  • Typescript
  • Rust

Where I worked

2023 - Present

Full Stack Engineer

I work at Parity, the company that develops the blockchain Polkadot.

I'm working in the Engineering Automation team, building tools that improve the organization of the company and provides quality of life improvements to the developers.

  • Typescript
  • Docker
  • GitHub Actions
2021 - 2022

Senior Software Engineer

I used to work at Nuri (ex Bitwala), the new reality of banking, as a Senior Software Engineer. I worked on a mix of mobile, frontend, and serverless backend. After one year I moved into the newly created Platform Team where I worked on automating most of the pipeline, helping both developers and DevOps.

  • AWS
  • Typescript
  • React
  • React Native
  • Docker
  • Serverless
2019 - 2021

Technical Lead

I used to work in Innerspace, the company that will revolutionize the way that we train, as senior technical lead, managing the projects from a technical perspective, troubleshooting problems, improving the developer experience, working on the CI pipeline, developing core libraries, defining the engineering standards and interviewing new candidates.

  • Unity3D
  • Typescript
  • Azure Functions
  • Teamcity
2017 - 2019

Platform Engineer

At Jamcity I was a platform engineer, developing plugins in native code for the mobile platforms (Java, Objective-C and JS), develop backend services and was part of an international team mantaining the core libraries and the backend systems. We worked with every kind of technology, doing front, back, CI and even QA-Automation.

  • Java
  • Python
  • Appium
  • Javascript
  • Ansible
  • Objective-C
  • Docker
  • Scala
  • C#
  • ActionScript3


Worked on several custom projects and Unity plugins. Developed a framework to automate deployment of games and global update with all the UI logic isolated for reusability.

    2015 – 2016

    Game Developer

    Game Developer for multiple Unity games and Lead Developer of Splashy Cats, a game that got one million downloads.

    • Unity3D
    • C#
    2014 – 2015

    Web Developer

    At DominIT I was an intern doing Full Stack web development. I worked mainly on mantaining old systems or working on small front end projects.

    • PHP
    • Javascript

    Some things I built

    Other mentions