I build document conversion and interactive reporting software, from Java 21 and Spring Boot services to React/TypeScript interfaces. At Ukrposhta, I built a payment system from scratch and led Java development for three years.
A Java CLI and GitHub Action that detects missing or suspicious PDF text layers and reports affected pages for automated checks.
Source code · GitHub Marketplace · Latest release
A Spring Boot API that combines user records from PostgreSQL and MongoDB. It includes source information and reports timeouts explicitly instead of returning incomplete data as a successful response.
03 · ArchVerity
A Kotlin plugin for IntelliJ IDEA that inspects Spring architecture and contracts across repositories.
Before this account, I contributed to Broadleaf Commerce as
putrenkov. A few examples:
- Historical order purge — retention safety and MySQL/PostgreSQL compatibility.
- Domain equality and serialization invariants — regression coverage across the domain model.
- Multi-catalog persistence fix — a persistence defect validated through review.