Projects

Selected projects

RudaKlara.pl and LibrePass show how I approach live e-commerce, integrations, backend systems, applications, security and infrastructure.

Open-source project

LibrePass

Android app, backend and encrypted synchronization

An open-source project combining a native Android app, a Spring Boot backend, local data storage, offline operation and synchronization between client and server.

Android application architecture.
REST API and backend.
Offline operation and data synchronization.

Kotlin
Spring Boot
Jetpack Compose
Material 3

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Commercial project

RudaKlara.pl

Developing and securing a live marketplace

Taking over an existing platform, bringing rapidly rising infrastructure costs under control, integrating products and orders with Empik, and automating data archiving.

Costs returned to normal levels after the bot attack.
Sales expanded to the Empik marketplace.
Manual work and storage use were reduced.

Laravel
PHP
MySQL
REST API

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Related services

Backend systems and integrations Android applications Web applications and websites

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