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Augustin BojuAB

Augustin Boju

React JS/Native Frontend Developer

€550/day
Paris, FR
8-15 years
Développement web
React.js
JavaScript
Développement Front-End
Git

Average response time: 1 hour

Freelancer profile translated to English.
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About Augustin

Full-Stack / Lead Developer specializing in the design of scalable application architectures and the creation of complete digital products.

I design and develop modern web and mobile applications with a product-oriented, performance, and scalability approach. My expertise covers the entire development cycle: technical architecture, data modeling, backend and frontend development, deployment, and optimization.

Currently CTO and founder of the mobile application La Grande Table, I am designing a complete architecture based on PostgreSQL, GraphQL, and React Native, with a particular focus on:

advanced data modeling and SQL optimization
application security (RLS, JWT, identity management)
high-performance GraphQL APIs
modern monorepo architectures
mobile-first applications
I work on:

technical architecture design
scalable API and backend development
React Native mobile application development
database optimization
technical support and team structuring
Main Stack:

Backend
Node.js • TypeScript • GraphQL • PostgreSQL • PostGraphile

Frontend
React • React Native • Expo

Architecture & DevOps
Monorepo (pnpm) • CI/CD • Firebase • Analytics • Async Workers

I bring a product + technical vision, with the goal of building robust, maintainable, and scalable solutions.

  • Spanish

    Basic

  • English

    Fluent

  • French

    Native or bilingual

Can work on-site
Paris (up to 50km)

Experience

  • La Grande Table
    CTO - Chief Technology Officer
    October 2024 - Today (1 year and 8 months)
    Nantes, France
    Design and implementation of a GraphQL API based on
    PostgreSQL / PostGraphile (RLS, advanced security, business
    SQL functions).
    Development of the relational database and complex logic
    (matching, follow, notifications, onboarding).
    Implementation of a secure authentication system (JWT,
    refresh token rotation, phone verification).
    Development of the mobile application under React Native
    (Expo) with monorepo architecture (pnpm).
    Apollo Client integration, Firebase (analytics/crash), environment
    management.
    Implementation of real-time notifications and asynchronous
    processing via workers.
    Supervision of the complete cycle: architecture, development,
    optimization, store deployment.
    PostgreSQL React.js mobile-app-deployment React Native CleverCloud
  • Bob le développeur
    Fullstack Software Engineer
    December 2022 - September 2024 (1 year and 9 months)
    Paris, France
    Development of custom web applications and websites for a diverse clientele.
    Close collaboration with clients to understand their needs and provide tailored solutions.
    Collaboration with design teams to transform mockups into interactive user interfaces.
    Développement web JavaScript React.js TypeORM React Native
  • KillBills
    Fullstack Developer (Typescript, Javascript, React, NodeJS, Aws)
    December 2020 - December 2022 (2 years)
    Paris, France
    Learning the basics of web development, creating static sites and manipulating dynamic data.
    Participation in team projects under the supervision of senior developers.
    Design, development, and maintenance of complex web applications using React.js and Node.js.
    Management of deployments and updates.
    React.js Développement web JavaScript Développement Front-End
Check out Augustin's experience

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Education

  • Développeur Fullstack, Ruby On Rails
    Le Wagon
    2017
    Formation intensive de 2 mois en Ruby On rails, avec pour objectif, savoir développer un site web de A à Z. Utilisation de : - Github - Ruby on rails - HTML/CSS - Javascript - Google API's
  • Développeur Fullstack, Ruby On Rails/React JS
    The Hacking Project
    2020
    Formation intensive de 22 semaines : - HTML / CSS - Javascript - React JS - Ruby - APIs / Création de bots - Git /Github - Ruby on rails - Bootstrap - SQL - SQLite

Certifications

  • The Hacking Project Training, January to April 2020
    The Hacking Project
    2020
    https://ibb.co/3CKZPt1
    Ruby on Rails jQuery Git PostgreSQL Développement Front-End JavaScript Développement Back-End Ruby
  • The Hacking Project_Next Training, April to July 2020
    The Hacking Project, Paris
    2020
    https://ibb.co/CtpY70n
    Ruby on Rails Git PostgreSQL Développement Front-End GitHub JavaScript Développement Back-End React.js Ruby Développement web

Skill set

Développement Back-End
HTML5
CSS3
jQuery
PostgreSQL
GitHub
Ruby on Rails
Bootstrap
Ruby
Front End Interface Development
Mobile App Deployment
Agile Project Management
Workshops Facilitation

Categories