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skadlem/README.md

Madiyar Yengsebek

AI-agent systems + low-latency C++

CS @ City University of Hong Kong · Class of 2028 · Open to Summer 2027 SWE and AI-agent internships

I build AI-agent tools and performance-critical software, with an emphasis on measurable behavior, reproducibility, and failure handling.

LinkedIn · Email

Selected work

orderbook — Low-latency C++23 matching engine

A price-time-priority limit order book and matching engine validated against real ITCH 5.0 market data, with an OUCH 4.2 order-entry gateway.

16.6–18.5 ns/op mixed · 11M+ differential checks · zero violations on full NASDAQ ITCH replay

C++23 · CMake · ASan/UBSan · ITCH/OUCH

Repository · Architecture and benchmarks

roof-bot — WhatsApp AI sales agent

A Russian-language sales agent that qualifies leads, quotes from live pricing data, transcribes voice messages, and exports confirmed orders to Google Sheets and the owner's WhatsApp.

96% grounded · 92% correct on a 24-case evaluation set

Python · FastAPI · Gemini · LangGraph · RAG

Repository · Evaluation

PMOS — Multi-agent development framework

A host-portable framework for role-specialized agents with hybrid knowledge bases, human approval gates, spend tracking, and artifact traceability. Runs on Claude Code, jcode, Hermes, and OpenHands.

Used by a PMOS agent team to ship cronx, a DST-aware, standard-library-only cron explainer.

Repository

Current work

rof — a local Rust agent runtime with deterministic context assembly, deny-by-default tool permissions, and reproducible evaluation traces. Its current 20-task suite averages 17/20 across three runs.

Research

poKING — seeded PPO and NFSP research in a poker engine, built around honest measurement. Includes a write-up of a benchmark bug that inflated measured variance by approximately 2,800×.

Stack

  • Core: Python · C++ · TypeScript/JavaScript
  • AI and agents: Gemini · LangGraph · RAG · PyTorch · evaluation harnesses
  • Systems and product: CMake · FastAPI · SQLite · Next.js · Firebase

English C1 (IELTS 7.5) · Russian · Kazakh

Pinned Loading

  1. rof-harness rof-harness Public

    Rust agent runtime with deterministic context, deny-by-default tools, and reproducible evals

    Rust

  2. orderbook orderbook Public

    C++23 limit-order book and matching engine validated on real NASDAQ ITCH data

    C++

  3. roof-bot roof-bot Public

    Production WhatsApp AI sales agent with LangGraph, RAG, voice, and CRM tools

    Python

  4. poKING poKING Public

    Seeded PPO/NFSP poker research with reproducible benchmarks and exploitability analysis

    Python