Hi, my name is

Erwan Lagrange


I am a |

Currently based in New-York City. Software developer with a focus on web technologies, actively seeking opportunities to contribute to meaningful projects.

Who I really am

A little About Me

Hello! I’m Erwan, a web developer passionate about creating applications with modern technologies. My journey into programming started during my studies when I discovered web development, and I’ve been hooked ever since.


Currently, I’m focused on building responsive and user-friendly web applications using React, TypeScript, and Next.js. I enjoy learning new technologies and applying them to solve real-world problems through clean, efficient code.


Here are a few technologies I’ve been working with recently:

JavaScript/TypeScript
React/NextJS
Node.js
ExpressJS
Retool
QlikSense
Firebase
PostgreSQL
MongoDB
Profile picture

What I did as Freelance

My Freelance projects

NextTower

2023 - Now

Next Tower ERP

Designed, developed and maintained a custom ERP system for a business deploying 5G antennas across Carrefour properties, supporting project management, financial assessments, and antenna geolocation. Integrated data into QlikSense applications for improved business intelligence and strategic decision-making.

Retool
React
MongoDB
PostgreSQL
Mapbox
QlikSense

What I built in my free time

My Personal projects

Plundle

2024

Plundle

A SaaS platform that creates custom playlists based on users' liked songs and dynamic filters. Developed using Next.js, React, PostgreSQL, and Prisma to deliver a seamless and personalized music curation experience.

Test email:

plundle.app@gmail.com

Test password:

Password123

Next.js
Spotify API
PostgreSQL
Prisma
Vercel
Next-auth
Gifty

2023

Gifty

Web-based platform that allows users to register the gifts they want for the next Chistmas. Users can then proceed to reserve their desired gifts from each family member through the platform.

React
MongoDB
Express
Firebase
MUI
MERN

My career journey

My Resume

Experiences

  1. Solutions Architect, CAST Software

    Designed technical solutions for cloud migration, software quality, and technical debt reduction for Fortune 500 clients, securing over $250k in deals. Led the presales strategy for CAST Highlight, developed custom integrations, and built a CRM system to streamline operations.

  2. Data & Innovation Project Manager, Carrefour Property

    Built 20+ QlikSense and 10+ Appsheet applications to drive operational efficiency across departments. Managed IT projects and vendor coordination for data-driven decision-making tools.

  3. Software Developer, Witron Group

    Developed a PL/SQL application for logistics and created web services with C# and WPF interfaces, improving user experience and system functionality.

Education

  1. Télécom Saint-Étienne - Engineering School

    Engineering degree with a specialization in computer science and networking.

  2. Institut Mines Télécom - Business School

    Double degree Engineer/Manager in PGE program

  3. Virginia Tech

    International student exchange as part of my double degree at IMT-BS.

Contact me

Want to work with me? Send me an email