Portrait of Filipe Mendes from CV

Frontend & Mobile Engineer

Filipe Mendes

Building production-grade web and mobile products.

Careful implementation, reliable in real use.

Madeira, PortugalView CV

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Projects

Personal work and selected contributions from my professional experience.

Mobile App

Arc Timer

Personal-use project evolved into a production-level application. Full workout flow from setup to execution and tracking.

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Portfolio Website

filipemendes.dev

Designed and built a portfolio platform for presenting projects, documentation and a developer profile.

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About Me

Engineering perspective

The magic is in the small details, the consistency and the reliability of every interaction. Across web platforms and mobile applications, I focus on building products I am proud of.

Experience

  • Product Development

    Independent

    Dec 2025 - Present

    Designed, built and shipped software products independently, covering product design, implementation, testing and release.

    • Launched Arc Timer, a React Native workout application for iOS and Android, developed end-to-end from concept to store submission.
    • Built filipemendes.dev, a responsive portfolio platform showcasing projects, documentation and technical content.

    Stack:

    • React Native
    • Next.js
    • TypeScript
    • TanStack Query
    • Jest

  • Frontend Engineer

    ACIN group

    Oct 2023 - Jul 2025

    Contributed to the migration of a healthcare management platform from server-rendered PHP to React, introducing API-driven workflows and supporting the transition to a modern frontend architecture.

    • Built React interfaces for healthcare administration, patient management and medication workflows.
    • Integrated GraphQL APIs supporting form-driven workflows, validation and paginated data interfaces.
    • Developed reusable form patterns and layout primitives for large, mobile-constrained workflows.
    • Ported legacy PHP screens to React while maintaining parallel old and new interfaces.

    Stack:

    • React
    • TypeScript
    • GraphQL
    • Styled Components
    • Playwright

  • Mobile Developer

    Nearsoft

    Jan 2023 - Sep 2023

    Worked on mobile banking applications from initial development to release, covering core financial workflows under production constraints.

    • Built React Native interfaces across account management, transfers, payments and debit card features.
    • Integrated REST APIs supporting authentication, request mapping, pagination and error handling.
    • Improved application modularity through shared components and reusable screen patterns.
    • Participated in App Store and Google Play release processes.

    Stack:

    • React Native
    • TypeScript
    • REST APIs
    • Postman

  • Software Engineer

    INOV

    Mar 2021 - Feb 2022

    Worked on applied computer vision research for infrared-based object detection and classification in surveillance systems.

    • Built an infrared-based detection system for identifying people, vehicles and deer.
    • Trained and evaluated models using TensorFlow and supported deployment into a C# inference application using OpenCV.

    Stack:

    • Python
    • TensorFlow
    • CUDA
    • OpenCV
    • Computer Vision

Education

  • MSc in Engineering Physics

    2015 — 2021

    Instituto Superior Técnico - Universidade Lisboa

Contact

Direct Contact

Open to focused frontend, mobile and product architecture work.

Email & Elsewhere

Based in Madeira, Portugal. Available for remote collaboration.

Primary Action

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