Steven Maitre

Senior Full-Stack Developer | Next.js & TypeScript

Salaire / Taux journalier

Paris, France

Freelance

Peut venir sur site

Expertises

NextTypescriptNodeReactPostgreSQLHTMLNestSupabaseTailwind CSSDockerWeb3SolidityMySQLWebpackBlenderSharePointCSSSassJavascriptPHP

Langues

Français (Maternelle)

À propos

Introduction

Full-stack TypeScript developer with 6+ years building production-grade web and Web3 applications. Expert in Next.js, React, Node.js, and Solidity—delivering SaaS platforms, smart contracts, payment integrations, and marketplace architectures. I help startups and agencies build, rescue, and scale applications with clear scopes, solid architecture, and seamless handover.

Liens

Expérience de travail

Founder & Full-Stack Developer — Entrepreneurial project

EclipseXFreelance

mars 2026 - Présent

8 mois

Development of a multilingual marketplace used as a product project and technical demonstration. • Next.js, TypeScript, PostgreSQL, authentication, media and notifications • Marketplace workflows, payments, webhooks and traceability • Back office, analytics, monitoring and operational workflows • Performance, security and multi-country architecture Internal entrepreneurial project; no unverified commercial result is claimed.

Founder & Full-Stack Developer

MaestroComputer CorporationFreelance

janv. 2026 - Présent

10 mois

Marseille, France

I design and build MaestroComputer offers and demonstrations around three needs: creating applications, taking over existing codebases and automating business operations. • Next.js, React, TypeScript, Node.js and PostgreSQL • SaaS, client portals, APIs, integrations and supervised automation • Authentication, roles, payments, webhooks and dashboards • Architecture, testing, performance, deployment and documentation • Clearly scoped offers including Maestro Rescue and Maestro Site Sprint

Founder & Full-Stack Developer — Entrepreneurial project

TrueSwap MarketFreelance

oct. 2025 - Présent

1 an 1 mois

Marseille, France

Design of a Web3 market interface focused on clear wallet journeys and transaction states. • Next.js, React and TypeScript • Wallet connection, signatures and on-chain data • APIs, indexing, status display and error handling • Interface security, performance and deployment Internal entrepreneurial project; no unverified volume or financial result is claimed.

Founder & Lead Developer — Entrepreneurial project

CryptofundersFreelance

juin 2024 - Présent

2 ans 5 mois

Remote, Oregon 97458, États-Unis

Design and development of a Web3 product exploring funding, tokenization and digital asset management workflows. • Next.js and TypeScript interfaces • Solidity smart contracts and EVM environments • Wallet connection, signatures and transaction states • APIs, PostgreSQL, indexing and administration • Architecture, security, testing and deployment Internal entrepreneurial project; no unverified fundraising, financial performance or adoption is claimed.

Founder & Web3 Product Builder

MaestroComputer GroupFreelance

janv. 2024 - Présent

2 ans 10 mois

Remote, Oregon 97458, États-Unis

MaestroComputer Group est un venture studio technolgique founder-led, spécialisé dans le Web3, la FinTeh, l'IA et les plateformes digitales premium. Projes développés au sein de l'écosystème : - CryptoFundrs — Plateforme de financement Web3 & infrastructuretoken CFT - eclipse-x.com — Projet tech en développment - maestrocomputer.dev — Portfolio développemen & missions freelance Stack : Next.js · Node.js · Ract · TypeScript · Solidity · Ethers.js · Wagmi · Hadhat · Stripe · PostgreSQL · Docker

Freelance Web3 & Fullstack Developer

maestrocomputer.devFreelance

janv. 2023 - Présent

3 ans 10 mois

Remote, Oregon 97458, États-Unis

Développeur freelance spécialisé en Web3, Next.js e Node.js. Je construis des produits web premium avecune logique business-first. Services proposés : - Apps & interfaces Web3 - Smart contracts EVM (Solidty) - SaaS MVPs & dashboards - Landing pages premim - Intégration Stripe & paiements on-chain - Optiisation performance & SEO technique - Refonte frontend & architecture produit Clients : startups, fondteurs, agences, projets Web3 Zones : Remote · Franc · Europe · USA · Dubai · Singapore Stack : Next.js· React · TypeScript · Node.js · Solidity · Ethers.j · Wagmi · Stripe · Tailwind CSS · PostgreSQL

Freelance Full-Stack Developer — Next.js & Node.js

avr. 2019 - Présent

7 ans 7 mois

I help startups, SMEs and agencies build, take over and stabilize web applications. • Scoping, architecture and development with Next.js, React, TypeScript and Node.js • REST APIs, PostgreSQL, Prisma and Supabase • Authentication, roles, Stripe, payments and webhooks • SaaS products, business applications, dashboards and client portals • Testing, performance, deployment, documentation and handover • Team reinforcement, owned workstreams and white-label agency delivery • Maestro Rescue for fragile or blocked applications • Maestro Site Sprint for clearly scoped professional websites Personal projects and demonstrations are clearly separated from external engagements. No unverified commercial result is claimed.

Assistant administratif et commercial

COFRAPEX

avr. 2025 - janv. 2026

10 mois

Marseille, France

Administrateur des ventes

NOVELTY

janv. 2023 - mai 2024

1 an 5 mois


Formation

Doranco Ecole Sup' des Tech Créatives

Titre professionnel (TP) de niveau 5, Développeur Web et Web Mobile

2022 - 2022

1 an

Titre professionnel (TP) de niveau 5, Développeur Web et Web Mobile

INCO Academy

Computer Programming/Programmer, General

2021 - 2021

1 an

Computer Programming/Programmer, General

INCO Academy

BootsCamps

2020 - 2020

1 an

BootsCamps

Portfolio

Il Diavoletto — Landing Restaurant

Maestro Computer Corporation — Écosystème digital

Token Crypto Funders — Prévente Web3

EclipseX — Marketplace & Navigation 3D

Le B Brasserie — Site & Dashboard

Maestro Computer — Portfolio 3D & Motion

Hub 3D Commerce Local

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