Realistic FiveM RP Server Development

I'm seeking an experienced developer to build a comprehensive FiveM roleplay server from scratch, focusing on a realistic gameplay experience. The server needs to be fully customized with scripts, configurations, and map designs.

Key Requirements:
- Custom Scripts: Economy system, police and emergency services, real estate and housing.
- Server Configuration: Optimize for stability and performance.
- Map Design: Create immersive, realistic environments.

Ideal Skills & Experience:
- Proficiency in FiveM and GTA V modding.
- Strong scripting skills (Lua, JavaScript).
- Experience with server configuration and map development.
- Background in developing realistic roleplay environments.

Please provide past work examples and relevant qualifications.