👨💻 Software engineer working with Ruby & Rails. Amateur musician 🎹
www.2n.pl CEO, RoR developer, sailor, m:tg player.
Geek, engineer, blogger, codefella, serial reader. Engineering leadership for a living. I speak here for myself only.
NopeJS programmer at https://northpass.com, unfulfilled football player, board/war gamer, Vim cleric and Elixir fanboy.
Co-author Collaborative Software Design: How to facilitate domain modeling decisions. Independent consultant & trainer specialised in technical leadership, software architecture, and #sociotechnical systems design. #DDD #TeamTopologies #DeepDemocracy
CEO/Engineer, creator of Sidekiq
https://mikeperham.com
https://contribsys.com
https://sidekiq.org
Portland, OR
Father, learner, teams & products builder, DDD & ML mixer, leader, contributor, and freeride biker by ❤️ working as Head of Engineering for Revolut Business.
Founder at Brand24 a social listening company with thousands of clients from 154 countries. Award-winning photographer. Humble singer & guitar player.
software • books • longevity
Software Architect and Modeler | #DDDesign | Systems Transformation | Simplicity | Writes Code | Actor Model | @kalele_io @kalele_domo | em dashes—my own
Software Modelling and Design Conference - https://dddeurope.com
Antwerp, June 8-12, 2026
Live Workshops on Software Design, Modelling, Programming, and Practices - https://ddd.academy/
Founder: exploreddd.com
CEO: virtualgenius.com
Author: https://leanpub.com/eventstorming_handbook
Co-author: https://www.amazon.com/Behavior-Driven-Development-Cucumber-Specification-Example/dp/0321772636
https://www.linkedin.com/in/thepaulrayner
Cyclist, Rubyist, author (http://99bottlesofoop.com and http://poodr.com), obsessive programmer, recalcitrant blogger and the antidote for ambition.
Founder, geek, CTO.
Reading a lot. (ex) Identity guy.
I have opinion (my own) and I'm not afraid to use it.
More -> https://bio.link/tonyszko/
