Skip to main content
Sifa ID
Matthieu 🦋

Matthieu 🦋

@matthieu.bsky.team

Entrepreneur - Helping companies build their web stack

Back End Developer at Bluesky Social

github.com/matthieusieben
Subscribe to Matthieu's Leafleton LeafletReport

As an accomplished full-stack web developer with extensive experience, I have a robust foundation in crafting JavaScript-driven SaaS solutions. My passion lies in engineering exceptional software, and over my career, I've consistently delivered code of the highest caliber. My core objective is to design products that not only excel in performance but also elevate the user experience. Drawing from my background as a former head of engineering and founder & CTO of a SaaS platform, I now specialize in freelance consultancy missions, aiding companies in refining their technology stacks and development processes to meet their evolving needs.

Activity

Active on:Bluesky networkapp.shelfwise.followYou & Me

Loading activity...

View full activity

Career: 5

Back End Developer

Bluesky Social

Nov 2023 - Present

Web Development Consultant

Self-employed

Aug 2023 - Nov 2023

As a freelance technology and development process consultant, I helped organizations improve their engineering practices, modernize their technology stacks, and optimize software delivery workflows. Drawing on extensive experience as a full-stack developer, Head of Engineering, and SaaS founder & CTO, I partnered with companies to identify technical challenges, implement scalable solutions, and drive efficiency across their development processes.

CTO - Co-Founder

Penbox

Hybrid

Aug 2019 - Jul 2023

As CTO, I led the design and development of Penbox, a SaaS platform transforming administrative processes into digital workflows. I architected the platform from the ground up, including an innovative JSON-based templating language that powers its no-code workflow creation engine.

TypeScriptVueJSNodeJSSoftware Engineering

Head of Engineering

Sortlist

May 2017 - Aug 2019

Led the transformation of a Ruby on Rails monolith into a micro-service and API oriented architecture, optimizing release management and enhancing code ownership. Orchestrated the implementation of devops tools, fostering team growth from 3 to 12 members. Effectively onboarded, mentored, and managed junior developers both locally and internationally.

Software Engineer

Escaux

Jun 2014 - May 2017

As a junior developper, I quickly learned web and communication sever technologies to become lead developer on the flagship project of the company.

Education: 1

Université catholique de Louvain

Civil engineer in informatics specialized in software engineering

Jan 2006 - Jan 2013

Relevant courses: - Design of embedded systems - Software requirements and architecture - Computer system security - Computer networks: configuration and management Dissertation: > Optimizing the parallel computation of rainbow tables for cryptanalytic Time-memory Trade-offs

Publications: 1

Matthieu's Leaflet1 article
Read on Leaflet

Languages: 3

English
Français

Skills: 52

Technical

AngularJSArchitectureCDockerExpress.jsGitHTMLHTML5
JavaScriptLinuxMicroservicesMySQLNext.jsNode.jsNodeJSOAuthPHPPythonReact.jsSoftware EngineeringSQLTailwind CSSTypeScriptVueJSWeb Development

Other

API RESTApplications webArchitectural PatternsArchitecture logicielleArchitecture webAuthentification à deux facteursConseils en logiciels informatiquesCôté serveur
Développement d’applications webDéveloppement de logicielDéveloppement de logicielsDéveloppement SaaSEntrepreneuriatExpérience utilisateur (UX)Feuilles de style en cascade (CSS)Interface de programmation d’application (API)Logiciel en tant que Service (SaaS)MinutieuxPerformance webProgrammation webRésolution de problèmesSassScience informatiqueSIPStart-upstyled-componentsTechnologies web