Miguel Fernández Villegas

Experience

1. Senior Frontend Engineer & Product Engineer · Docplanner

   Jan 2022 — Present

   Barcelona · Remote

   • Shipped revenue-driving features across the patient booking marketplace and clinic SaaS, owning them from design through release and monitoring.
   • Improved Core Web Vitals and conversion on high-traffic booking flows — funnel, paid features, and upsells — across multiple markets.
   • Led a React + NestJS monorepo migration and a Vue 2 → Vue 3 modernization of core patient flows to cut bundle size and speed up delivery.
   • Shipped React Native features adopted in several markets and acted as primary front-end liaison across 4+ product and design squads.
   • Embedded multi-agent AI workflows, MCP servers, and coding assistants (Claude, Codex, Cursor) into day-to-day engineering.

2. Front-End Engineer · Leadtech Group

   Dec 2020 — Dec 2021

   Barcelona · Remote

   • Grew organic traffic and strengthened SEO with faster, higher-performing marketing pages.
   • Cut manual content work by integrating third-party APIs for dynamic content.
   • Established team-wide PR review standards and shipped responsive Gatsby interfaces on REST APIs.

3. Software Engineer · FinancialForce

   Jul 2019 — Dec 2020

   Granada

   • Introduced automated unit and integration tests on key modules, lowering regression risk and stabilizing releases.
   • Bridged front-end and back-end from requirements through implementation; built reusable B2B UI with Apex and Lightning Web Components.

4. Front-End Engineer · PcComponentes

   Sep 2018 — Jun 2019

   Granada

   • Owned end-to-end delivery of internal tools and customer-facing features in React, JavaScript, and Node for one of Spain’s largest e-commerce platforms.

5. Front-End Engineer · Nazaries IT

   Jul 2017 — Aug 2018

   Granada

   • Built interactive web apps for high-traffic event projects (Lottery GP Tokyo 2020, UEFA 2020) with AngularJS and Java Spring.

6. Java Software Developer · T-Systems Iberia

   Jul 2016 — Jul 2017

   Granada

   • Delivered JSF/Java UI for an Allianz (Fortune 500) insurance client, improving task completion on key workflows through UX-focused redesigns.

Education

• M.Sc. Computer Science (postgraduate studies)

  2018

  University of Granada

  Postgraduate studies in computer science after the bachelor’s degree.

• B.Sc. Computer Science

  2015

  University of Granada

  Bachelor’s degree in computer science.

Technical skills

Languages

• Spanish

  Native

• English

  Professional