Ivan Kalinichenko

Senior Frontend Engineer with 10+ years across React, TypeScript, and Node.js.

I build the frontend for a large self-hosted product, and spend the rest of my time on side projects, developer tools, and AI experiments. This is where I write about what I learn along the way.

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VaultMD

Query an Obsidian-style markdown vault through a fast SQLite-backed data layer.

TypeScriptBunSQLite

Telegram Agent Kit

Wire LLM agents to Telegram bots with a runtime-agnostic TypeScript library.

TypeScriptLLM agentsTelegram

AI DigestPersonalized tech news digest powered by Claude Code and MCP.1 ★Obsidian Budget Planner PluginBudget planning inside Obsidian notes, powered by markdown code blocks.10 ★

Writing

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Automating monorepo tasks with Claude Code slash commands

Using Claude Code custom commands to replace manual dependency updates and tool upgrades in a monorepo.

Apr 2, 2026 · 4 min readclaude-code

Feb 16, 2026Generating commit messages with Copilot in Neovim Feb 13, 2026Hello World

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