Przemek Sobstel

SYNOPSIS

Lean Full Stack Developer. Occasional gamer. Hincha albicelestes.

ENVIRONMENT

Ruby, Rails, React Native, React, PHP

CURRENT

Nabobil www.nabobil.no
Norway’s first and largest peer-to-peer car sharing platform. Ruby, Rails, React, React Native, GraphQL.

HISTORY

AppJobs, Protipster, Tip of the Day, Soccerway, Scoresway, Opta Core API, Navitracer, Intragame and a quite few more...

AFTER HOURS

The goal is to create things that are unconventional, minimalistic and aesthetic. Bells and whistles absolutely forbidden!

Hydropuzzle www.hydropuzzle.com
Stylish puzzle adventure. Built with React Native. Nearly 20k downloads.

Golazon www.golazon.com, source
Football data mnmlist way. Ruby/preact/riot/hyperapp.

OPEN SOURCE

metaphore source
Cache slam defense using a semaphore to prevent dogpile effect. Built with PHP.

sequent source
Short-term memory training game (mobile). Built with React Native and Redux.

sesshin source
PHP secure advanced session manager.

jsonp.js source
Lightweight JSONP library for cross-domain ajax calls.

more >

SKILLS

Ability to ignore new tools and technologies, taste for simplicity, preference for code deletion, humility

LEAN MENTALITY

Eliminate waste, amplify learning, decide as late as possible, decide as fast as possible, empower the team, build integrity in, see the whole

REMOTE

I work remotely

Best coffee in Katowice while working: Synergia and #bezcukru.

GISTS

React Native iOS third-party double-conversion build error fix (Oct 2018)
MVP cheatsheet (Aug 2018)
Bulk upsert (Rails/PostgreSQL) (Aug 2018)
Effective Ruby (Jun 2018)
Rails manual association preloading (Mar 2018)
gists index >

BLOG

Random MySQL optimization tips (Feb 2016)
Optimizing for mobile (in a nutshell) (Feb 2016)
Mac OS X: Tweaking 'Open With' (Aug 2015)
HTTP Cache: stale-while-revalidate and stale-if-error (Mar 2015)
From Relational to NoSQL in a nutshell (Nov 2014)
blog archive >

CONTACT

przemek@sobstel.org

  1. index • November 2018