Piotr Mionskowski
Piotr Mionskowski

Piotr

Head of Technology & POS Expert

Piotr specializes in custom POS solutions, with expertise in POS integrations, delivery platform integrations (Wolt, Uber Eats), and payment provider integrations. Since 2012, he has been developing and scaling POS software, optimizing security, performance, and costs for both small projects and large-scale systems like Just Eat Takeaway.


TDD fan eager to learn new things. A Man Dancing with the Code. Piotr is a real full stack developer with over 15 years of professional experience. Backend APIs, distributed systems, infrastructure, databases are only some among his main fields of interest. Always up-to-date. Always focused. Always asking "Why?".

AWS evangelist sharing his cloud computing knowledge at workshops organized for the Polish AWS community. A speaker at IT conferences.

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blog posts by Piotr

Publishing to Maven Central with JReleaser from GitHub
Publishing to Maven Central with JReleaser from GitHub
Leveraging Spring AI's VectorStore for Enhanced Semantic Search
Leveraging Spring AI's VectorStore for Enhanced Semantic Search
A Gentle Introduction to Spring AI's Embedding Model Abstraction
A Gentle Introduction to Spring AI's Embedding Model Abstraction
POS Software Development: 2025 Guide for Custom Point of Sale System
POS Software Development: 2025 Guide for Custom Point of Sale System
First steps with AWS Bedrock
First steps with AWS Bedrock
Cheapest ECS Fargate service with HTTPS
Cheapest ECS Fargate service with HTTPS
Google Sign In with Cognito and Nest.js
Google Sign In with Cognito and Nest.js
The Best Authentication Methods for Your App (Decision Tree)
The Best Authentication Methods for Your App (Decision Tree)
Optimise Sign-In Experience. Free Ebook for Product Owners and CTOs [Get PDF]
Optimise Sign-In Experience. Free Ebook for Product Owners and CTOs [Get PDF]
How to Have Multiple Branches Checked Out at the Same Time?
How to Have Multiple Branches Checked Out at the Same Time?