DayZ Server Mod Development

I need an experienced DayZ mod developer to create a comprehensive mod for my server. The mod should include:

Trader Functionality
- Trader NPC with customizable appearance and role.
- Configurable files to set NPC position and define interaction point (e.g., 'E' key to buy items).
- Configurable files to add Items, Categories, Prices for Items.

Player-to-Player Market
- Support for both item and currency-based trades.
- Trading categories: Weapons, Ammunition, Food, Medical Supplies, Building Materials, Cars, and More.

Safezone Implementation
- Designated areas where players cannot damage each other or use weapons.

UI
- I want to nice UI Design for Trader, P2P Market, simple but complex, where you got the buttons for buy / sell / add items, etc.

Ideal Skills and Experience:
- Proven history of creating DayZ server mods.
- Strong understanding of DayZ scripting and server configuration.
- Ability to create customizable and configurable mod elements.

Please provide examples of previous work and a detailed plan on how you would approach this project. Let's discuss the complexities in private.