~/nicolasblanco.dev/projects

Projects & Architecture

Full-stack systems, real-time AI MVPs, and automation tools built with clean code and end-to-end type safety.

MVP · Multimodal AI

AI Voice Tutor LMS

Private Repo (Client)

Learning Management System (LMS) platform designed for language acquisition through real-time voice conversations with an AI tutor.

// Architecture & Backend

Node.js and Express backend deployed on Render, managing low-latency sessions with OpenAI Realtime API / Gemini multimodal models and relational persistence on NeonDB (PostgreSQL).

// Frontend & Contracts

Reactive interface deployed on Vercel with live audio streaming and capture, Zod-validated state schemas, and strict per-session token cost enforcement.

TypeScriptReactNode.js / ExpressNeonDB (PostgreSQL)OpenAI Realtime APIVercel & Render

Enterprise · Luxury E-Commerce2026 — Present

Loewe — Global Luxury E-Commerce

Private Repo (Capgemini · Loewe)

Ongoing engineering maintenance, production incident debugging, and feature development for the global e-commerce platform of luxury fashion house Loewe.

// Salesforce B2C Commerce & Pipelines

Server controller debugging in SFCC (ISML, server-side JS) and transactional synchronization with enterprise ERP systems and international payment gateways.

// Frontend Performance & React

Interactive UI optimization with React and TypeScript, resolving UX/UI regressions across high-traffic international product catalogs and checkout flows.

TypeScriptReactSalesforce B2C Commerce (SFCC)Node.jsCI/CD

Enterprise · Fintech & Banking2025 — 2026

Openbank — Digital Onboarding Core

Private Repo (Capgemini · Openbank)

Transactional and verification modules powering the digital onboarding and customer acquisition pipeline for Openbank online banking platform.

// Hexagonal Architecture & Domain

Strict decoupling of the core banking domain from third-party identity verification vendors via ports and adapters (DDD), ensuring high architectural cohesion.

// Quality & Typed Contracts

TypeScript and React UI components with rigorous state validation and extensive automated unit and integration test coverage with Jest.

TypeScriptReactNode.jsHexagonal ArchitectureJestDDD

Full-Stack · Capstone Project2024

GymQuest

GitHub (Front)GitHub (Back)

Web platform for hypertrophy training programming (PPL / Upper-Lower) and quantitative tracking of progressive overload and training volume.

// Hexagonal Design

Strict separation between domain, use cases, and infrastructure on both client and server, allowing ORM or database swaps without altering business logic.

// End-to-End Validation

RESTful API built with Express, secured via Zod schemas, and backed by relational persistence on NeonDB PostgreSQL.

Vite + ReactTypeScriptTailwind CSSHexagonal ArchExpressPostgreSQL (NeonDB)Zod

[Open Source · Personal Brand]

nicolasblanco.dev

High-performance personal portfolio built with Islands architecture, Zod-validated Content Collections, and SSR endpoints on Vercel.

Astro · React · TypeScript · Tailwind CSS · Zod

[CLI & Local AI Pipeline]

Lecture-to-Notes Pipeline

Automated macOS pipeline that extracts audio with FFmpeg and runs on-device models with whisperkit-cli to convert university lectures into structured study notes.

Zsh · FFmpeg · WhisperKit CLI · Apple Silicon