Comprehensive Minecraft Server Customization

I'm seeking an expert in Minecraft server development to implement a wide array of features and systems in my server, targeting both Java and Bedrock editions.

Key Requirements:
- Custom Crate Items: I want a variety of plushies and a system for random item drops from custom crates.
- Mob/Spawner Stacking: Features should include automatic stacking based on proximity and stacking with custom limits.
- Spawning Eggs: Find innovative ways to obtain spawning eggs.

Economy Systems:
- A single set currency, possibly two.
- Establish a general economy, with a job system and an experience/claim block exchange.
- Implementing advanced chests and player vaults.

Ranks & Permissions:
- Create a ranking system where players can earn ranks over time, each with increasing perks.
- Provide the ability to buy rank permissions in-game.

Integration & Protection:
- Set up a Discord integration that syncs with in-game chat.
- Implement anti-cheat and grief protection systems.
- Establish a land claiming system with a real estate feature.

Gameplay Features:
- Design a spawn location with an overarching theme of 'Valhalla'.
- Set up a 'Sethome/warp' system, overflow inventory, and voting incentives.
- Create various worlds: Overworld, Resource world, Nether world, Nether Resource world, and End World.

Ideal Skills:
- Extensive experience in Minecraft server development for both Java and Bedrock editions.
- Proficiency in creating complex economy systems and ranking systems.
- Skills in implementing anti-cheat and grief protection systems.
- Knowledge in setting up Discord integration and various Minecraft features.

I am looking for someone who can deliver a fully functional, engaging, and protected Minecraft server. Your expertise and creativity will greatly enhance the player experience.