Selected work

Products, systems, and the decisions behind them.

The strongest case studies show the problem, what I owned, how the system works, and the safeguards around it. Smaller experiments remain visible without being presented as equal proof.

onecallflow.compilot

One Call Flow

Co-founder and primary technical builder

Multi-tenant voice-AI platform for real-estate agencies, covering inbound qualification, property workflows, appointment requests, and warm transfer.

Live pilot with French real-estate agencies

PythonLiveKitTwilioNext.jsPostgreSQL
closeyourlead.comproduct

CloseYourLead

Product engineer

B2B SaaS for real estate agents — automated property matching, branded email alerts, and engagement analytics dashboard.

Automated lead nurturing with real-time property matching

Next.jsSupabaseRapidAPIResend
betterbuylow.comproduct

BetterBuyLow

Full-stack software engineer and product owner

Investment analytics platform — Python data pipelines processing 500+ stocks, 20+ indices, and 200+ cryptos with interactive charting.

Full Python pipeline + Next.js frontend + self-hosted Docker

Next.jsPythonDockerSupabaseChart.js
donebeforeyou.comproduct

DoneBeforeYou

AI product engineer

AI second brain with multi-agent RAG orchestration, Telegram bot integration, and hybrid semantic + BM25 search.

Multi-agent AI with hybrid semantic search

Next.jsMastraSupabasepgvectorTelegram
relevena.comproduct

Relevena

Full-stack product engineer

Healthcare SaaS for nurses — AI voice transcription, patient handover sharing, route optimization, and team management.

Multi-tenant healthcare platform with AI voice notes

Next.jsSupabasepgvectorStripeTurborepo
thelastgreed.comLive

TheLastGreed

YouTube content aggregator with creator tracking, transcript search, automated cron pipelines, and personalized daily feed.

Automated cron pipelines for content aggregation

Next.jsSupabaseYouTube APICron
unolingo.netBeta

UnoLingo

Language learning app with AI-powered conversations, self-hosted speech synthesis (Chatterbox TTS), and spaced repetition.

AI conversation practice with self-hosted TTS

Next.jsExpressSupabaseChatterbox TTS
chromewebstore.google.com/detail/mercury/igneeblhflepgdddnhmkmpcgmhegbcgbLive

Mercury - Chrome Extension

Chrome extension for real-time price comparison on Amazon.fr — auto-detects products and scrapes competitors via Zyte API.

Published on Chrome Web Store with real-time scraping

WXTReactTypeScriptZyte API
chromewebstore.google.com/detail/nexus-ai-browser/imenodpaebeloddjdmonloadobdnpbmdLive

Nexus AI - Chrome Extension

AI-powered sidebar for Chrome — unified bookmarks, tabs, drag-and-drop tab groups, and integrated AI chat panel.

500+ lines of drag-and-drop logic, AI integration

ReactTypeScriptViteChrome MV3
mercurysavedme.comLive

Mercury Saved Me

Product landing page for the Mercury extension — waitlist, interactive savings calculator, and conversion-optimized design.

Interactive savings calculator with real-time estimates

Next.jsSupabasei18nFramer Motion
mercury-broker.comLive

Mercury Broker

Luxury concierge platform with AI-powered chat flow, ambient animations, glassmorphism design, and multilingual support.

Cutting-edge animations and glassmorphism design

Next.jsFramer MotionSupabasei18n
yamitamales.comLive

YamiTamales

Food ordering platform with cart, checkout flow, admin dashboard, multilingual content, and real-time order tracking.

Full e-commerce with real-time order management

Next.jsSupabasei18nOrder Management
matramona.comLive

Mat Ramona

Personal portfolio and professional website — scroll animations, contact form, project showcase, and blog.

This very website you are browsing

Next.jsFramer MotionSupabase
bay-tree-capital.comLive

Bay Tree Capital

Financial consulting landing page with contact form, lead capture, and Supabase backend.

Clean, conversion-optimized financial landing page

Next.jsSupabaseTailwind
propulse.meclient

Propulse Analytics

Client analytics implementation

Full PostHog.com analytics implementation for a SaaS client — event tracking, daily cron sync, user metrics, Slack alerts, and conversion funnels.

Dual-sync analytics architecture with automated Slack alerts

PostHogNext.jsVercel CronSlack
matramona.comclient

Data Search Automation

Automation consultant

Python automation for a European energy broker — aggregates trading counterparty lists from multiple Excel files into a unified searchable database.

Replaced a repetitive spreadsheet search with one searchable workflow

PythonPandasExcelAutomation
github.com/matramonaPrivate

Supabase Multi-Server

Production system for deploying and managing multiple Supabase instances across servers — Docker, Caddy, automated backups, and OAuth hub.

Multi-server infrastructure with single CLI

DockerBashCaddyAuthelia
github.com/matramonaPrivate

MCP Servers

Custom Model Context Protocol servers extending AI coding assistants — BMAD agile method integration and project knowledge bases.

10 AI agents, 25+ workflows, 225+ resources

TypeScriptNode.jsMCPZod
github.com/matramonaPrivate

Gith

Git multi-account manager — cross-account sync, privacy-first commits, parallel repo detection, package management, and env backup.

Modular CLI for managing 20+ repos across accounts

BashGitShellAutomation

Have a workflow or product to build?

I’m open to fully remote product-engineering roles and a small number of focused client projects.