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I'm a Full-Stack Engineer with a passion for building scalable web applications and developer tools across Africa and Europe. I specialize in React.js, TypeScript, and Node.js, with deep expertise in frontend architecture, accessibility (WCAG), API design, and developer tooling. I also apply AI-assisted engineering practices using Claude Code and spec-driven development to accelerate delivery without sacrificing quality. I'm an open-source contributor to AdonisJS, Chakra UI, Mantine UI, and node-rate-limiter-flexible, delivering production-grade platforms for government, fintech, and logistics clients. I enjoy collaborating in distributed, cross-cultural teams and have spoken at Google Developer Group events.…I'm a Full-Stack Engineer with a passion for building scalable web applications and developer tools across Africa and Europe. I specialize in React.js, TypeScript, and Node.js, with deep expertise in frontend architecture, accessibility (WCAG), API design, and developer tooling. I also apply AI-assisted engineering practices using Claude Code and spec-driven development to accelerate delivery without sacrificing quality. I'm an open-source contributor to AdonisJS, Chakra UI, Mantine UI, and node-rate-limiter-flexible, delivering production-grade platforms for government, fintech, and logistics clients. I enjoy collaborating in distributed, cross-cultural teams and have spoken at Google Developer Group events.

Trésor Muco

Full Stack Developer, Web Developer, Front-End Developer, +3

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I'm a Full-Stack Engineer with a passion for building scalable web applications and developer tools across Africa and Europe. I specialize in React.js, TypeScript, and Node.js, with deep expertise in frontend architecture, accessibility (WCAG), API design, and developer tooling. I also apply AI-assisted engineering practices using Claude Code and spec-driven development to accelerate delivery without sacrificing quality. I'm an open-source contributor to AdonisJS, Chakra UI, Mantine UI, and node-rate-limiter-flexible, delivering production-grade platforms for government, fintech, and logistics clients. I enjoy collaborating in distributed, cross-cultural teams and have spoken at Google Developer Group events.…I'm a Full-Stack Engineer with a passion for building scalable web applications and developer tools across Africa and Europe. I specialize in React.js, TypeScript, and Node.js, with deep expertise in frontend architecture, accessibility (WCAG), API design, and developer tooling. I also apply AI-assisted engineering practices using Claude Code and spec-driven development to accelerate delivery without sacrificing quality. I'm an open-source contributor to AdonisJS, Chakra UI, Mantine UI, and node-rate-limiter-flexible, delivering production-grade platforms for government, fintech, and logistics clients. I enjoy collaborating in distributed, cross-cultural teams and have spoken at Google Developer Group events.

Available to hire

I’m a Full-Stack Engineer with a passion for building scalable web applications and developer tools across Africa and Europe. I specialize in React.js, TypeScript, and Node.js, with deep expertise in frontend architecture, accessibility (WCAG), API design, and developer tooling. I also apply AI-assisted engineering practices using Claude Code and spec-driven development to accelerate delivery without sacrificing quality.

I’m an open-source contributor to AdonisJS, Chakra UI, Mantine UI, and node-rate-limiter-flexible, delivering production-grade platforms for government, fintech, and logistics clients. I enjoy collaborating in distributed, cross-cultural teams and have spoken at Google Developer Group events.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Language

Kirundi

Fluent

English

Fluent

French

Fluent

Swahili

Fluent

Work Experience

Frontend Engineer at Leapa

January 1, 2023 - Present

Engineered the Leapa Payment Widget using Lit (Web Components) and Vite, a framework-agnostic embed enabling merchants to go live with a single script tag, now used by 10–50 third-party merchants. Authored the complete widget integration documentation (leapa.co/docs/widgets/integration). Rebuilt the Leapa Merchant Portal into a modern, WCAG-accessible dashboard serving 500–2,000 monthly active users, including government institutions such as COUSP. Launched Dwelinn, a multi-market property reservation platform built with Next.js, Mantine UI, and Tailwind CSS, supporting online bookings across the Cameroonian and Burundian markets. Shipped an interactive payment demo at leapa.co/demo for merchants to explore the widget before integrating.

Developer Advocate at Leapa

January 1, 2021 - December 1, 2022

Authored the REST API reference and product documentation for the Merchant Portal and Payment Widget, reducing third-party onboarding time and establishing a foundation for subsequent integrations.

Full-Stack Engineer at TAFTAF Express

May 1, 2022 - December 1, 2023

Architected and delivered a full-stack parcel shipment management platform (taftafexpress.com) built with Next.js, Chakra UI, Express, Apollo GraphQL, and MongoDB, handling cross-border logistics between Paris and Dakar. Built three interfaces (customer portal, merchant dashboard, admin panel) and managed CI/CD deployments on Fly.io, from infrastructure configuration through production release.

Full-Stack Engineer at Paper Clip

May 1, 2022 - May 1, 2023

Built an immigration paperwork management platform for the French market using AdonisJS as the REST API backend and Remix for the frontend, converting Figma mockups into a fully functional web application with public pages, a user portal, and an admin panel. Containerized the service with Docker and deployed to AWS to ensure a reproducible production environment.

Full-Stack Engineer at EDGCO

January 1, 2020 - February 1, 2021

Built La Social Room, a real-time content management system aggregating live feeds from Instagram, Facebook, and Twitter for a hospitality client, using React, React Query, and Ant Design. Developed a real-time online betting game with live game state and collaborative interactions under concurrent load.

Technical Consultant at SA CODE

May 1, 2022 - August 1, 2022

Led the technical localization and deployment of Oky Burundi, a UNICEF-funded digital health app for young women, translating a React.js and React Native codebase into Kirundi and French for the Burundian market. Resolved bugs, improved performance, integrated Firebase back-end services, published to Google Play, and deployed REST API and Admin portal on AWS.