Worked on the hashicorp/nomad repository to address a critical bug affecting job listings and status endpoints. Focused on backend development and database management using Go, the developer modified the in-memory database’s jobs.modify_index to be non-unique, resolving an issue where jobs sharing the same ModifyIndex were omitted from queries during multi-job Raft transactions. This change improved data integrity and ensured accurate job visibility for both the UI and API. To reinforce reliability, a regression test was added, verifying that all jobs with identical ModifyIndex values are correctly returned. The work demonstrated strong skills in testing and Raft-state consistency.