Maria Zuheros

Full-Stack Engineer · London, UK

Software engineer working in TypeScript, React and Node.js. Three years building internal tools at ATL Europa in Madrid. Now in London, contributing to open source and studying Computer Science.

Based: London, UK
From: Madrid, Spain
Languages: Spanish, English

Experience

Feb 2023 – Mar 20263 yrs 2 mos

Software Engineer

ATL Europa, Madrid (RF engineering company)

Built and maintained internal tools in React and Node.js, including the stock and procurement system the company still uses every day.
Built tooling for the company's developers and supported the rest of the engineering team.
Worked with Engineering, R&D, Marketing and HR to gather requirements and ship features.

Sep 2022 – Feb 20236 mos

Administrative Assistant, Engineering Department

Colegio de Gestores Administrativos, Madrid

Supported the engineering and R&D teams with project coordination.

Open source

Since June 2026.

peerd

Core team member

Jun 2026 – present400+ stars

A Chrome and Firefox extension that runs an AI agent in the browser. I write its unit tests for the crypto vault, the egress sandbox and message passing.

Project

es-toolkit

Contributor

11k stars

Fixes to the lodash-compatibility layer: value conversion, string handling and object paths.

open-seo

Contributor

20k stars

Added a multi-select search-intent filter to Keyword Research, on desktop and mobile, with a migration for saved filters and tests.

openstatus

Contributor

9k stars

Unit tests for the notification, timeline and header-analysis services.

Stack

Languages: JavaScript, TypeScript, Python, HTML, CSS
Frameworks: React, Node.js, Tailwind
Tools: Git, GitHub Actions, automated testing, browser extensions, AI agent tooling

Education

2024 –B.A.

Thomas Edison State University

Computer Science

2016 – 20

Universidad Carlos III de Madrid

Labour Relations & Employment · Human Resources Management

2026

SheFi Scholar, Season 17

Crypto, Web3, DeFi and AI programme

Contact

I am looking for a full-stack or software engineering role in London. I have full right to work in the UK and can start now.

hello@mariazuheros.com GitHub LinkedIn CV (PDF)