mamadra.dev
mamadra.dev

Dmitryi Kosarev

Senior Mobile Engineer

I'm Dmitryi — a senior mobile engineer. I build Android / iOS / Kotlin Multiplatform apps, Telegram bots, and developer tooling. This is where everything I ship lives.

Things I've built

Projects

Pick one for a closer look — features, screenshots, and where to get it.

App

Live

WearAuth

Offline TOTP authenticator for Android with a Wear OS Tile and a wrist-detection lock. Secrets stay on your devices, encrypted at rest.

2026

IDE plugin

Live

IDEGram

A JetBrains IDE plugin that embeds Telegram via TDLib, plus a backend for end-to-end encrypted code-snippet sharing.

2026

App

In progress

TMDB App

A TMDB movie app built with Kotlin Multiplatform and Compose Multiplatform — one shared codebase running natively on Android and iOS.

2024

Telegram bot

Live

Avia Bot

A flight price tracker on Telegram. Set a route, and it watches Aviasales / Travelpayouts and notifies you when the fare drops.

2025

Telegram bot

Live

Podeshevelo

A marketplace price tracker on Telegram for Ozon and Wildberries. Add a product link and it checks the price on a schedule, pinging you when it drops.

2025

Telegram bot

Live

Polovni Auto Bot

A used-car monitor on Telegram. It scans polovniautomobili, KupujemProdajem, sasomange, mobile.de and AutoScout24, with rich inline filters for brand, price, year and mileage.

2025

Telegram bot

Live

Summary Bot

Add it to a group chat and it posts a structured summary of the discussion on a schedule — per-chat timezone, 1–4 times a day, powered by Claude.

2025

Telegram bot

Live

Joke Page

Send text or media and get a one-off link on joke.idegram.app. It counts views, and once the limit is hit the page and its media are gone for good.

2025

Telegram bot

Live

Estate Bot

A personal-use bot that monitors classifieds across Serbia for new real-estate listings — rent and sale of apartments, houses, land, commercial and garages — forwarding only owner listings, filtering out agencies.

2025

Game

In progress

404.HNF

A pixel-art 2D action game made in Godot 4 — with hit-stop, gamepad support and a 640×360 render target.

2026