chezchlo.tschecking…
ChezChlo
May 2026
Seasonal recipe manager that auto-imports recipes from Marmiton from a single URL. Scraping system built on JSON-LD parsing to pull recipes, ingredients, images and metadata.
- AdonisJS
- React
- Inertia.js
$ whoami
Mathis Tassart
Software Engineer
I decided to build a career around learning something new every day, and above all, solving real problems for real users.
5 years of experience
stack.config
Tech stack
- architecture:
- Clean Architecture
- backend:
- SymfonyLaravelNode.jsExpressFastifyAdonisJSREST APIWebSocketsSupabaseMySQLPostgreSQL
- frontend:
- ReactReact Native (Expo)Next.jsVueAstroInertia.jsZodTailwindCSSBootstrap
- languages:
- JavaScriptTypeScriptPHPPython
- communication:
- Français (natif)Anglais — B2, TOEIC 865
- project management:
- SCRUMKanbanJiraTrelloAgile
- tools:
- DockerCoolifyGitDiscordJSWebpackVitePostmanInsomniaPEST
projects/
Projects
together.tsx
Together— CTO
Apr 2026 → present
iOS app for couples, built to nurture the relationship daily in 2 to 5 minutes: emotional check-ins, themed challenges (communication, closeness, intimacy), time capsules and a shared journal. Brought on as CTO after the v1 launch, I took ownership of the technical rebuild — restructuring the codebase, hardening the architecture and shipping new features.
- Expo
- React Native
- Supabase
- PostgreSQL
avenir.tschecking…
Avenir— M2 project
Oct 2025 → Jan 2026
Full banking application built as a team: accounts, transfers, savings, investments, stock buy/sell orders, instant messaging with an advisor. Strict Clean Architecture (Domain, Application, Interface, Infrastructure) with swappable adapters that let the app boot with different backends (Fastify or Express) and databases (PostgreSQL or MySQL) without touching business logic.
- TypeScript
- Next.js
- React Hook Form
- Zod
- Fastify
- Express
- PostgreSQL
- WebSockets
- Docker
traacker.phpchecking…
Traacker
Aug 2025 → present
Tracks price changes at Boulanger and Fnac, with customizable email alerts (daily, weekly or monthly). Laravel 12 backend with scheduled jobs, Inertia.js + React frontend. More retailers are planned.
- Laravel
- Inertia.js
- React
- MySQL
portfolio_pro.tsx
Professional Portfolio
Jun 2025
Previous version of this portfolio, built in ReactJS with Material UI and Sass, available in French and English via i18n. Replaced by the current version.
- React
- Material UI
- Sass
- i18n
portfolio_v1.tsx
Portfolio
Jul 2024
First personal portfolio, built in ReactJS with Three.js for the background animation, react-router-dom for navigation and SCSS for styling.
- React
- Three.js
- SCSS
mattondeal.phpchecking…
MatTonDeal— Bachelor project
Dec 2023 → Jun 2024
Dealabs-style platform for posting and sharing deals. Symfony 6.4 with Symfony UX and React for a dynamic interface, containerized dev environment with Docker.
- Symfony
- React
- Docker
karmine.phpchecking…
Karmine— BTS project
Jan 2023 → Jun 2023
Fan application tracking data for the Karmine Corp organization, built in pairs during the second year of my BTS.
- Symfony
- Axentix
experience.log
Experience
57d6198 Work-study — Developer
- Symfony, within a 4-developer team
- Built several internal applications: meeting room booking, gym sign-up, HR forms, strike-tracking for managers and HR
- Migrated and adapted an existing PostgreSQL database, preserving historical data and system stability
- Maintenance, bug fixes and feature work on existing applications
education.yml
Education
836b75e Master's in Web Engineering
Exploring a range of languages and frameworks: JavaScript, TypeScript, Go, PHP, Python — Vue.js, React, React Native, Next.js, Symfony (REST API), Laravel.
5092a88 Bachelor's, Full Stack Developer
Year-end capstone application built with Symfony 6 and Symfony UX.
0cabd6b BTS SIO, Software Development track
Introduction to Symfony 5 through several small projects.
contact.sh
Get in touch
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