In April 2025, Andrii focused on backend development for the thingsboard/thingsboard-gateway repository, delivering a targeted logging enhancement to the REST data conversion path. He implemented a lightweight Python-based feature that logs transformed data during REST conversion, improving data traceability and enabling faster debugging without impacting performance. By exposing converted data at a critical point in the pipeline, Andrii’s work addressed the need for greater observability and facilitated more efficient issue diagnosis. His approach emphasized minimal code changes and low risk, demonstrating proficiency in data conversion and logging while contributing a focused, maintainable solution to the project’s backend infrastructure.