Portfolio

Selected projects

Backend, AI/RAG, Python, CRM and API projects of different sizes, each with an architecture chosen for the actual workflow.

P2P Crypto Exchange: TON and JettonFintech backend covering deals, HMAC authentication, ledgers, reserves, deposit delivery and reconciliation with GRAM. AI Assistant with Telegram and RAGProject memory in MySQL and Qdrant, search across operational data and source-backed answers. Second Brain: Knowledge Base MVPA shared document-processing core, embeddings and semantic search. Python Telegram BotVinted monitoring with aiogram, background checks, notifications and failure recovery. CRM and E-commerce AutomationInternal workflows for a book retailer and integrations with online marketplaces. T-Bank to amoCRMPayment processing, notification validation and protection against duplicate operations. Telegram MVP: Channel AnalysisSelecting publications by early engagement. A completed FL.ru project with a public client review; the specification calls for Python.

AI and RAG development · All AI/RAG case studies · How I approach a project

All projects

001

Docker infrastructure audit: 74 containers, patches for 12 projects and 13 successful builds

Docker infrastructure audit: 74 containers, patches for 12 projects and 13 successful builds

A case study of 74 containers, 33 PHP runtimes, patches for 12 projects and 13 isolated image builds. Production was not upgraded.

PHP · Docker · Laravel · Redis

View case study →
002

Laravel CRM security audit: 16 findings and targeted remediation

Laravel CRM security audit: 16 findings and targeted remediation

A Laravel CRM case: 85 routes, 24 controllers, 13 models and 16 findings. Application fixes, document protection and explicit residual risks.

Laravel · PHP · MySQL · Redis

View case study →
003

FIGHTEX — game economy and tokenomics simulator

FIGHTEX — game economy and tokenomics simulator

A platform for testing game economy decisions through simulation. It models player behavior, card circulation and financial flows, compares scenarios, and exposes results through a dashboard, CLI and MCP.

Python · NumPy · SQLite · Streamlit · MCP

View case study →
004

Telegram-бот для выставления счетов через Halfin API

Telegram-бот для выставления счетов через Halfin API
005

AI Beauty Booking SaaS Architecture

AI Beauty Booking SaaS Architecture
006

AI Sales Agent CRM Architecture

AI Sales Agent CRM Architecture
007

Guardian Foundation — каркас «Хранителя»

Guardian Foundation — каркас «Хранителя»
008

Solana Wallet Manager: wallets, ledger and safe transactions

Solana Wallet Manager: wallets, ledger and safe transactions
009

Fragment Radar: Monitoring Telegram Collectibles

Fragment Radar: Monitoring Telegram Collectibles
010

NFTs on TON: From Tact Contracts to Collection Publishing

NFTs on TON: From Tact Contracts to Collection Publishing

Projects and engineering work

This portfolio brings together websites, online stores and software systems I have worked on. The project pages cover development, integrations and automation, with the problem and implemented solution described for each case.

For similar work, see Laravel backend and API development, custom CRM development and business process automation. All areas are listed under services.