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Achievements

Achievement: Pull Sharkx3Achievement: Pair Extraordinairex2Achievement: YOLOAchievement: Quickdraw

Achievements

Achievement: Pull Sharkx3Achievement: Pair Extraordinairex2Achievement: YOLOAchievement: Quickdraw

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kapustazh/README.md

Matvii Nesterenko

Systems, Web3 & Software Engineer · Low-Level Systems · AI Agent Tooling · Graph Algorithms Heilbronn / Stuttgart, Germany · work@kapustazh.dev · kapustazh.dev · LinkedIn

Projects

Project Description Status / Stack
OneShot Agent-oriented Web3 system for reliable execution and settlement of approved intents. Built as a multi-component TypeScript application with API, worker and UI services, PostgreSQL persistence, MCP integration and automated tests. Active Development · TypeScript · PostgreSQL · MCP · Web3
DeepTrace Model Context Protocol (MCP) server delivering verifiable DeFi data on Base to AI agents. Enforces source attribution and freshness verification via NutHatch Indexer to eliminate LLM hallucinations. Features 4 agent tools for Uniswap V3 analytics and USDC lending rates. 🏆 3rd Place: Best AI Tooling ($1,000 The Graph Bounty) @ ETHGlobal Lisbon 2026 · TypeScript · MCP · Base
call_me_maybe Small-model function-calling pipeline that selects tools and generates typed parameters using constrained decoding instead of relying on free-form JSON generation. Built around Qwen3-0.6B with confidence-gated function selection and schema-driven output validation. Python · Qwen3-0.6B · Pydantic · Constrained Decoding
my_rag Retrieval-Augmented Generation pipeline focusing on semantic vector search, custom embeddings, and structured document context retrieval for LLMs. Active Research · Python · LLM Tooling · Vector Indexing

Engineering

Systems & Core: Low-level programming · Graph theory & pathfinding · Algorithm optimization · POSIX standards · Memory management AI & Web3: MCP · RAG · Web3/DeFi Infrastructure Stack & Tooling: C · C++ · Python · TypeScript · SQL · Bash · FastAPI · Convex · Docker · Linux · Git

Highlights & Education

  • 🏆 ETHGlobal Lisbon 2026 Winner — 3rd Place in The Graph's Best AI Tooling track for DeepTrace.
  • 🎓 42 Heilbronn — Software Engineering student focusing on core systems programming and software architecture.

Let's talk

Open to software engineering, systems, and Web3 roles. work@kapustazh.dev · kapustazh.dev · LinkedIn

Pinned Loading

  1. fly_in fly_in Public

    Fly-in is a graph-based drone routing simulator that uses capacity-aware pathfinding and real-time Pygame visualization.

    Python 3

  2. ikodo0/deeptrace ikodo0/deeptrace Public

    TypeScript 1

  3. SWOFART/OneShot SWOFART/OneShot Public

    OneShot protects an approved business obligation from duplicate committed settlements through retries, crashes, lost responses, queue redelivery, parallel workers, and multiple agent instances.

    TypeScript 4

  4. zelenskyy-codex-pet zelenskyy-codex-pet Public

    Unofficial fan-made Zelenskyy pet for the Codex desktop app, with full v2 animations and one-command installers.

    Python 4