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Fullstack web developer

Websites, built right.

Hi, I’m Dana. I design and build websites and web apps end to end.

Pixel-art portrait of Dana Hernández with glasses
Pauses or plays the animated logo

Selected work.

Products I designed and built end to end, from the first prototype to the version people use every day.

  • Specimen / Interactive 3D app2026

    Puntonet Infrastructure Configurator

    A 3D sales tool that lets Puntonet's team build a client's network live in a meeting, on the web, Windows and Android tablets, fully offline.

    • JavaScript
    • Three.js
    • glTF models
    > Read case study
  • Specimen / Designer portfolio2026

    Paam Portfolio

    A collage portfolio for designer Paam, built in 3–4 days: every card is placed from five numbers, so the layout is art direction written as data.

    • JavaScript
    • HTML
    • CSS
    > Read case study
  • Specimen / Fullstack web app2024

    Retro Player

    A fullstack music player: a React app, an Express API, Google Drive for the audio files and PostgreSQL (now on Supabase) for the library.

    • React
    • Express
    • PostgreSQL
    > Read case study
  • Specimen / Virtual exhibition2024

    Humanimalidad

    A virtual museum where six pre-Hispanic pieces turn 360° under your finger, built by hand with no libraries and no 3D models.

    • JavaScript
    • HTML
    • CSS
    > Read case study

How I build.

Six phases from the first call to a live site. Each one ends with something you can see, and the next one starts only when you approve it.

Your sign-off

  1. Phase 01 / 061 week

    Discover

    A kickoff call to pin down your goals, your audience and what success looks like.

    Your part
    Answer a short questionnaire and join a one-hour call.
    You get
    Project brief
    > Answer the questionnaire
  2. Phase 02 / 061 week

    Plan

    Sitemap, page structure and a content plan, so nothing gets designed twice.

    Your part
    Review the sitemap and gather your copy and images.
    You get
    Sitemap
  3. Phase 03 / 062 weeks

    Design

    Wireframes first, then the full visual design.

    Your part
    Two rounds of feedback on a clickable prototype.
    You get
    Design system
  4. Phase 04 / 062–4 weeks

    Build

    This is where the site comes to life: responsive code, CMS and integrations.

    Your part
    Follow the progress on a private preview link.
    You get
    Preview site
  5. Phase 05 / 061 week

    Test

    Every device, speed, accessibility and SEO checked before anyone else sees it.

    Your part
    A final review. Anything that feels off goes back to build.
    You get
    QA report
  6. Phase 06 / 06Ongoing

    Launch

    Domain, deploy and analytics, then a handover so you can edit the site yourself.

    Your part
    One short session to learn how to edit your content.
    You get
    Live site + 30 days of support

Phase 01 starts with a few questions.

> Start a project

My stack.

The tools I ship with, from the first Figma frame to the database behind it.

Build / Web

  • HTML5
  • CSS3
  • JavaScript
  • TypeScript
  • React
  • Node.js
  • MongoDB
  • PostgreSQL
  • Git
  • WordPress
  • Webflow

Design / Motion

  • Figma
  • Photoshop
  • Illustrator
  • After Effects
  • Animate
  • Audition
  • Character Animator