Ansoni developed the Telegraf nftables firewall metrics plugin for the influxdata/telegraf repository, focusing on enhancing firewall observability for Linux systems. The plugin collects per-rule packet and byte counters from nftables, allowing users to monitor firewall activity with configurable binary paths and table options. Written in Go, the solution incorporates robust error handling to ensure reliability and fault tolerance in production environments. Ansoni collaborated with other contributors to integrate the plugin, demonstrating effective cross-team communication. This work leveraged skills in Go, network monitoring, and plugin development, resulting in a feature that supports proactive security and performance monitoring for Telegraf users.