from dataclasses import dataclass, field

@dataclass
class GenAIEngineer:
    name: str = "Swarnava Bhattacharjee"
    role: str = "GenAI Research Engineer"
    location: str = "Kolkata, India"

    current_focus: list[str] = field(default_factory=lambda: [
        "Multi-Agent Systems", "AI-Powered UI/UX", "Autonomous Pipelines"
    ])
    expertise: list[str] = field(default_factory=lambda: [
        "LLM Fine-tuning", "RAG Systems", "Prompt Engineering"
    ])
    achievements: list[str] = field(default_factory=lambda: [
        "🌌 Harvard IACS - NASA ADS & Smithsonian",
        "🏆 Geoffrey Hinton Fellow at Univ.AI",
        "🚀 GenAI Engineer at Instel LLC"
    ])

    def say_hi(self) -> None:
        print(f"Thanks for dropping by! Let's build something amazing with AI 🚀")

# Initialize
me = GenAIEngineer()
me.say_hi()