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Achievements

Achievement: Public SponsorAchievement: Pair Extraordinairex2Achievement: YOLOAchievement: StarstruckAchievement: QuickdrawAchievement: Arctic Code Vault ContributorAchievement: Pull Sharkx4

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mpakus/README.md

Hi, I'm Renat 👋

Senior Full-Stack Developer · Austin ☆ Texas
14+ years shipping production systems in Ruby / Ruby on Rails and Elixir / Phoenix.
I build web apps, mobile apps, and AI-native SaaS — from napkin sketch to live production.

Portfolio LinkedIn Email

🧠 What I do

  • 💎 Fullstack Ruby on Rails with Hotwire, Stimulus, and React where it earns its keep
  • ⚗️ Real-time systems in Elixir + Phoenix + LiveView — dashboards, collaborative tools, high-throughput APIs
  • 📱 Cross-platform mobile apps in React Native (iOS + Android, shared logic)
  • 🤖 AI-native products built on the Claude, Gemini, OpenAI API — agents, MCP servers, tool use, RAG, streaming UX
  • 🏗️ Architecture & consulting — code audits, performance tuning, scaling, getting you off the "it works but slow" plateau

🚀 Products I build & operate

Project What it is Stack
Oceanowledge Open learning platform where expert authors publish structured courses Elixir · Phoenix · LiveView · PostgreSQL · Resend · S3
Papereg Paper-form digitization SaaS. AI PDF parsing, OCR auto-fill, batch upload, 31 field types, 14 industry templates, 63 preset reports, and a custom JSON Report Definition Language (JRDL). Elixir · Phoenix · LiveView · Backpex · PostgreSQL · Claude API · Resend · S3
ResellerIO AI inventory & listing tool for resellers. One product → marketplace-tuned copy for 12 platforms (eBay, Depop, Poshmark, Mercari, Grailed, Vestiaire, thredUp, Etsy, +4 more). Background removal, AR lifestyle photos, AI price research, branded seller storefront. Elixir · Phoenix · LiveView · Oban · Backpex · Gemini API · SerpAPI · Photoroom API · Resend · S3
Texas Heavy The Texas heavy-metal community hub — live show calendar, band profiles, gallery, classifieds. Real-time LiveView everywhere. Elixir · Phoenix · LiveView · Tailwind · Backpex
Eos Learning Free offline mobile app: a 12-week English grammar track structured specifically for Russian speakers. iOS + Android, no subscription, no account. React Native · TypeScript · Expo
Made by Human A platform championing human-crafted products & services — creator profiles, content verification, authenticity badges. HTML5 · CSS3
GitHub PR Review Chrome extension for faster PR reviewing on GitHub. JavaScript

🛠 Tech I reach for

Languages Elixir Ruby JavaScript TypeScript

Frameworks Phoenix LiveView Rails Hotwire Stimulus React React Native Vue.js

Data PostgreSQL MySQL Redis MongoDB

Infra & DevOps AWS Hetzner Heroku DigitalOcean Docker Kamal Coolify

AI / LLM Claude API OpenAPI Gemini API MCP AI Agents RAG

✍️ Writing

I share what I learn on LinkedIn — Elixir / Ruby projects, AI agent workflows, tooling, and the occasional stories. A few recent ones:

📊 GitHub stats

📬 Hire me / say hi

Build fast. Scale cheap. Ship yesterday.

Pinned Loading

  1. ccxt-server ccxt-server Public

    CryptoCurrency Markets Node.js CCXT REST Server

    JavaScript 18 6

  2. malina malina Public

    Rails Engine provides a web interface for browsing sent emails

    Ruby 3

  3. 1537paperstreet 1537paperstreet Public

    Markdowney editor/reader in Rust, Tauri, Svelte

    Rust 2 1

  4. ams_types ams_types Public

    ActiveModel::Serializer types

    Ruby 2

  5. gitronimo gitronimo Public

    GIT GUI client in Rust, GPUI for OS X

    Rust 2

  6. harness-elixir harness-elixir Public

    starter kit for Elixir/Phoenix projects

    Shell 4 1