Hennadii is a backend engineer specializing in Java, Spring Boot, PHP, Laravel, Strapi, and REST APIs. He builds dependable server-side systems, integrates services, improves database performance, and prepares applications for stable deployment on Linux and Nginx infrastructure.

His engineering approach is grounded in clean code, testability, logging, and careful error handling. During an internship at DESY, Hennadii contributed a Java library for accessing telescope configuration data in the ACADA system, strengthening his experience with complex technical environments.