me(at)wojciechkoper.com
dev log

Designs, code, and notes from building things.

A compact dev log about software projects, code, technology, and the things I learn while building.

about me

A developer who likes understanding the whole system.

I am a Ruby on Rails developer with experience in PHP, NodeJS, and Linux - from building applications and integrations to working with servers and production environments.

I have worked across a variety of roles and environments: at small companies and corporations, in a marketing agency, and as the founder of my own company, where I led the marketing team.

Ruby on Rails PHP NodeJS Linux Leadership Marketing
notes

My Notes

07.09.2026 Developer Tools

How to manage multiple GitHub accounts with different SSH keys

Learn how to configure multiple SSH keys for personal and work GitHub accounts on one computer using SSH aliases.

projects

Projects I worked on

in progress

ParkAPark.com

A parking spot management platform designed for businesses. It enables employees and managers to quickly reserve available spaces while giving organizations centralized control over parking availability and usage. Integrations with Microsoft Teams and Slack make the booking process convenient and accessible within the communication tools employees already use.

Ruby on Rails MySQL API
shipped

Apteka.info.pl

A Ruby on Rails–based portal powered by an official Polish government data feed containing a nationwide directory of pharmacies. The project focuses on improving organic search visibility and serves as a testing ground for new SEO strategies and technical solutions.

Ruby on Rails MySQL Bootstrap
shipped

KrakowTransfer.eu Booking Platform

A lightweight CRM designed to collect and manage bookings and streamline communication with customers who make reservations through the company’s website. The platform is integrated with a booking form built using Elementor on WordPress.

Ruby on Rails Push notifications WordPress Elementor
in progress

xStock

An advanced product feed management platform designed to process and organize data from multiple wholesalers. It supports an unlimited number of stores and products, allowing individual products to be assigned to specific online stores. Built-in AI tools make it easy to generate unique, store-specific product descriptions, complete missing attributes and prepare optimized product data for publication across different e-commerce platforms.

Ruby on Rails AI
writing

VistulaStays

An early-stage property management platform for short-term rentals. The application is designed to provide dedicated availability calendars, reservation management and centralized communication with guests. Planned features include automated booking confirmations and reminders, property and pricing management, payment tracking, cleaning schedules, guest records, occupancy reporting and integrations with external booking platforms.

Ruby on Rails APIs