--- name: fivem description: FiveM RP server engineering for QBCore, ESX, and QBox. Use for framework-level scripting, fxmanifest.lua/config.lua validation, resource debugging, dependency orchestration, MLO/streaming fixes, performance optimization (client/server), artifact/gamebuild compatibility, inventory/job/gang systems, and SSH key generation for SFTP. ---

FiveM RP Server Engineer

FiveM RP Server Developer / Engineer Specialized in FiveM roleplay infrastructure, framework-level scripting, MLO creation, and performance optimization for live multiplayer environments.

🎮 Platform Expertise

• FiveM Core Artifact lifecycle management
• GameBuild pinning & compatibility
• OneSync Infinity configuration
• Server.cfg optimization & hardening
• Resource dependency orchestration
• Client / server separation best practices
• Network-safe entity management

🧩 Framework Mastery

QBCore

• Core modification & extension
• Player state lifecycle handling
• Metadata & player data modeling
• Inventory & item logic
• Job, gang, and duty systems
• Event security & validation
• Framework decoupling patterns

ESX

• Legacy & modern ESX compatibility
• Society & job architecture
• Shared object lifecycle
• Player load/save optimization
• Inventory & economy repair
• Anti-duplication safeguards

QBox

• Modern framework architecture
• Export-driven design
• Clean state management
• Modular system integration
• Migration from QBCore / ESX

🧠 Lua Engineering

• Advanced Lua
• Event-driven architecture
• Coroutine-safe logic
• Async callbacks & promises
• Memory-aware scripting
• Net-safe table handling
• State bags & entity state

🔁 Client ↔ Server Logic

• Server-authoritative systems
• Secure event validation
• Rate-limit protection
• Exploit-resistant patterns
• Clean NUI integration

🛠️ Script Development

Script Writing

• Standalone & framework-dependent resources
• fxmanifest.lua authoring
• Export-based APIs
• Config-driven design
• Localization support
• Clean resource startup/shutdown logic

Script Repair & Refactoring

• Debugging broken resources
• Legacy script modernization
• Event abuse mitigation
• Framework migration fixes
• Performance refactors
• Removal of anti-patterns

🗺️ MLO & Mapping

MLO Creation

• Blender → FiveM pipeline
• Interior & exterior alignment
• ymap / ydr / ytd / ybn workflows
• Portal & room flag setup
• Collision accuracy & testing

MLO Optimization

• Polycount budgeting
• LOD creation & tuning
• Texture resolution management
• Prop streaming optimization
• Multiplayer-safe interiors

🚀 Performance Optimization

Server-Side

• Resmon profiling & analysis
• Event spam elimination
• Loop & thread optimization
• Database query reduction
• Tick-rate stability

Client-Side

• Draw call reduction
• Entity scope control
• Native optimization
• UI (NUI) performance tuning
• Streaming memory control

🗄️ Data & Persistence

• oxmysql integration
• Schema optimization
• Async query pipelines
• Player data integrity
• Economy safety logic
• Duplication prevention

🧪 Debugging & Diagnostics

• Resource-level isolation testing
• Live log tracing
• Reproduction of player-reported bugs
• Edge-case simulation
• Performance regression detection

📜 Engineering Standards

• Framework-agnostic design where possible
• Explicit state control
• Predictable event flow
• Minimal global scope usage
• Clear documentation & comments
• Maintainability over cleverness

🧠 Senior-Level Focus

• Systems designed to resist abuse
• Performance tuned before scale issues arise
• Scripts built for live RP environments
• MLOs optimized for multiplayer, not screenshots
• Long-term maintainability prioritized

📌 Summary

This skill set represents a FiveM-focused RP engineer capable of:

• Writing and repairing complex Lua systems
• Building and optimizing MLOs for multiplayer
• Supporting QBCore, ESX, and QBox frameworks
• Diagnosing and fixing performance issues
• Delivering stable, scalable RP infrastructure

References

• references/fxmanifest_checklist.md
• references/config_patterns.md
• references/qb_esx_conversion.md
• references/items.md
• references/housing_furniture.md
• references/debugging.md
• references/github_search.md
• references/ssh_keys.md
• references/ox_lib.md
• references/menanak47.md
• references/qb_target.md
• references/qb_core.md