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nobelk/README.md

Nobel Khandaker, PhD

Engineering Leader | AI/Agentic Systems | Cloud & Data Platforms


🎯 Currently Seeking: Lead Software Engineer / Engineering Manager

Focus: AI/Agentic Systems, ML Platforms, Distributed Systems

I'm an engineering leader with 12+ years building production AI/ML systems, data platforms, and distributed applications at Microsoft and high-growth startups. I combine PhD-level research in Multiagent Systems with hands-on experience shipping products used by 10M+ users.

πŸ’Ό Recent Leadership Impact

  • πŸ—οΈ Led 12-person engineering team building ML-powered operational analytics platform (10M+ utility users, $XX M cost savings)
  • πŸš€ Founding CTO: Built engineering org from 0β†’12, shipped Global Top 20 NFT platform (1M+ users, $1M+ on-chain transactions)
  • πŸ“Š Architected terabyte-scale data platform on AWS achieving 99.9% uptime with 15% infrastructure cost reduction
  • πŸ€– Shipped production agentic systems: Autonomous tutor, self-serving analytics agent, AI knowledge assistant

🧠 Core Expertise

AI/ML Engineering: Generative AI (LLMs, GPT-4, Claude), ML Pipelines, MLOps, Agentic Systems, RAG, Vector Databases
Cloud Architecture: AWS (Lambda, EC2, EKS, Redshift), Azure, Microservices, Event-Driven Design, 99.9% SLA
Data Platforms: Spark, Kafka, ETL/ELT Pipelines, Terabyte-Scale Processing, Real-Time Analytics
Leadership: Team Building (0β†’12), Cross-Functional Collaboration, Hiring, Agile, Remote Teams


πŸš€ Featured Projects

🎭 Artemis - LLM-Powered Multiagent Simulation Framework

Production-grade framework for orchestrating collaborative AI agents with emergent behaviors

What it does: Enables multiple LLM agents to collaborate on complex tasks through structured communication protocols
Tech Stack: Python, LangChain, OpenAI API, AsyncIO
Why it matters: Demonstrates PhD research β†’ production translation in cutting-edge agentic AI

Key Features:

  • 🧩 Modular agent architecture with pluggable LLM backends
  • πŸ’¬ Inter-agent communication with message passing
  • πŸ“Š Performance metrics and observability
  • πŸ”„ State management for multi-turn agent interactions

Status: 🚧 Active Development | Roadmap | Docs


πŸ“– QuranLLM - Production RAG System

Semantic search engine combining OpenAI embeddings + Pinecone vector DB

What it does: Interactive search and Q&A over religious texts using retrieval-augmented generation
Tech Stack: Python, OpenAI Embeddings, Pinecone, FastAPI
Why it matters: Real-world RAG implementation with production-ready architecture

Highlights:

  • βœ… Hybrid search (semantic + keyword)
  • βœ… Multi-turn conversational interface
  • βœ… Citation and source tracking
  • βœ… Optimized chunking strategy

πŸ›‘οΈ Resilience4py - Fault Tolerance Library

Python port of Resilience4j with circuit breaker, retry, rate limiting patterns

What it does: Production-grade reliability patterns for distributed systems
Tech Stack: Python, AsyncIO, Type Hints, Pytest
Why it matters: Shows understanding of production system reliability (⭐️ directly applicable to AI agent systems)

Coverage: Circuit Breaker β€’ Retry β€’ Rate Limiter β€’ Bulkhead β€’ 44% Test Coverage


πŸ”Œ MCP Servers for Claude

Building Model Context Protocol servers to extend AI capabilities:


πŸ“Š Data Engineering Utilities

Production-grade streaming data structures:


πŸ“ Technical Writing

I write about engineering leadership, AI/ML systems, and production best practices at zerodowntime.dev:

Coming Soon:

  • "From Research to Production: Building Multiagent Systems at Scale"
  • "Cost Optimization Strategies for LLM-Powered Applications"
  • "Architecting Fault-Tolerant Agentic Systems"

πŸŽ“ Background

PhD in Computer Science (Multiagent Systems) - University of Nebraska-Lincoln
Publications: AAAI, AAMAS, IEEE Transactions on Cybernetics
Awards: Top 20 AI Applications (AAAI), Othmer Fellowship


πŸ“ˆ Career Snapshot

  • 🏒 NISC - Engineering Team Lead, Operational Analytics (2024-Present)
  • πŸ‘” LiquidX Studio - Chief Technology Officer (2022-2024)
  • πŸ’Ό Shohoz - VP of Technology (2019-2021)
  • πŸ’» Microsoft - Senior SDE, Office 365 Data Loss Prevention (2013-2019)

🀝 Let's Connect

I'm actively exploring Lead Engineer and Engineering Manager roles in AI/Agentic Systems.

Open to:

  • Technical Architecture & System Design discussions
  • Multiagent Systems & LLM Agent architectures
  • Engineering leadership opportunities (team building, mentorship)
  • Speaking engagements on AI/ML production systems

πŸ“§ Email: nobel@outlook.com
πŸ’Ό LinkedIn: linkedin.com/in/nobelkhandaker
πŸ“ Blog: zerodowntime.dev


"Designing the future, one distributed system and AI agent at a time."


πŸ“Š GitHub Stats

Nobel's GitHub stats Top Languages


πŸ” Currently Working On

  • πŸš€ Expanding Artemis with advanced agent coordination patterns
  • πŸ“š Building production-grade RAG frameworks
  • πŸ› οΈ Creating engineering leadership resources
  • ✍️ Technical blog series on agentic AI systems

Pinned Loading

  1. talks-presentations talks-presentations Public

    Slides for my talks

    HTML

  2. pyloglog pyloglog Public

    Cardinality estimation using loglog algorithm

    Python

  3. random-number-generator random-number-generator Public

    Random number generator

    Python

  4. count-min-sketch count-min-sketch Public

    Count-Min Sketch algorithm implementation.

    Python