Profile
Product-oriented developer: Windows desktop applications and complete web products, from idea to installer or deployment. Self-taught since 2025. Plain-language software for non-technical users, with serious security when the project demands it (VERI*FACTU, GDPR, 2FA). Open to projects and opportunities.
Selected projects
CDTallerReact · TypeScript · Electron · Zustand · SHA-256
Management software for auto repair shops: cars, customers, jobs, parts, quotes and VERI*FACTU-compliant invoicing. Runs on the shop’s PC without depending on the internet.
JARVISPython · FastAPI · Electron · Three.js · Vosk
Desktop butler with a 3D HUD: it hears you, talks back and acts where it matters. The conversation runs on Windows; files, terminal and browser are executed on another machine over the local network.
DaylyReact 18 · TypeScript · Express · Prisma · MariaDB
Professional agenda and productivity hub: calendar, tasks, notes, projects, habits and goals with a real API, secure sessions and per-user data isolation.
PoxiOptimizerTauri 2 · Rust · React 19 · TypeScript · PowerShell
All-in-one utility for Windows 10/11: optimize, clean, repair and configure the system from a modern interface, with 30+ safe and reversible tweaks.
HW-PoxiTauri 2 · Rust · React 18 · C# .NET 8 · LibreHardwareMonitor
Real-time gaming hardware monitor: temperature, frequency, voltage, power, load, RAM and fans for CPU and GPU, with history graphs and a mini overlay.
Ruxi Custom RufusC · Electron · JavaScript · Rufus engine · JSON IPC
Installs Windows 10/11 from a USB drive with a step-by-step guide for people who know nothing about computers. Rufus’s C engine modified to headless mode under an Electron interface in 7 languages.
Technical stack
- Languages
- TypeScript, JavaScript, Rust, C, Python, C# .NET 8, HTML / CSS
- Frontend
- React 18/19, React Router, Zustand, TanStack Query, Tailwind CSS 4, Three.js, Modern CSS
- Backend & data
- Node.js ≥ 20, Express, FastAPI, REST APIs, Prisma ORM, MariaDB / MySQL
- Windows desktop
- Electron 33, electron-builder, Tauri 2 + WebView2, PowerShell, UAC / kiosk
- System & low level
- Hand-written FAT32 engine, Native C fork, GPT · UEFI · TPM bypass, WMI, LibreHardwareMonitor, JSON stdout↔Electron IPC
- Security & compliance
- Argon2id, HttpOnly cookies + RBAC, AES-256, Chained SHA-256, VERI*FACTU (RD 1007/2023), GDPR, TOTP 2FA, Helmet · Zod · rate limiting
- Quality & tooling
- Git · GitHub, Vite 6, Vitest, cargo test, npm
Web products in production
controldeltaller.es (VERI*FACTU commercial software) · digitallia.es (subscription websites) · extendeds.es (music platform) · glutensafe.es · djhummer.es · studio.djhummer.es
Languages
Spanish (native) · English (technical, self-written bilingual documentation)