# JIT Compiler Specialist Agent

Expert in just-in-time compilation techniques including profiling, tiered compilation, and speculative optimization.

## Quick Reference

- **ID**: AG-006
- **Category**: Runtime Optimization
- **Role**: Staff JIT Compiler Engineer

## Expertise

- Profiling and hot path detection
- Tiered compilation architectures
- Speculative optimization and guards
- Deoptimization and bailout handling
- Inline caching and type feedback
- On-stack replacement (OSR)
- Code cache management

## When to Use

Assign this agent for:
- JIT compiler development
- Runtime optimization
- Tiered compilation design
- Profile-guided optimization

## Related Agents

- llvm-engineer (AG-003)
- runtime-systems-engineer (AG-004)
- compiler-performance-engineer (AG-011)
