Arma Reforger Server JSON Editor

I'm looking for an experienced developer to edit an Arma Reforger PvP server using JSON, without the use of mods. The project involves modifying existing configurations.

Key tasks include customizing:
- Spawn points and locations
- Game rules and objectives
- Priority Queue and Whitelist
- XP Boost

Ideal skills and experience:
- Proficiency in JSON
- Familiarity with Arma Reforger and its server configurations
- Experience in server management, particularly for PvP environments
- Attention to detail and problem-solving skills

Please provide your experience with similar projects and estimated time to complete.