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AI-Native Full-Stack Engineer · GCP Certified · EU Citizen
Available for B2B contracts

Hey, I’m Alexandre.

Building reliable systems for complex operations.

  • 3,000+ registrations in production
  • 60-language content platform
  • 11-process RPA modernisation programme

I build AI-enabled products, automation and multilingual web platforms, and modernise legacy systems into scalable, maintainable solutions. My core stack combines Go, TypeScript, NestJS, Svelte, Vue, n8n and Cloudflare.

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Key Projects

Visual coming soon

Multilingual digital library

Gnosis Platform

60 languages supported

A 60-language platform for reading, searching and managing digital content. Built with Go, SvelteKit, PostgreSQL, Valkey and Meilisearch; it includes typed REST APIs and workers, Azure OpenAI RAG with pgvector, Azure AI Speech narration and an offline-ready PWA with role-based administration.

  • Go
  • Svelte
  • PostgreSQL
  • +2
Read case study

Project details

Gnosis Platform

Project visual coming soon

A 60-language platform for reading, searching and managing digital content. Built with Go, SvelteKit, PostgreSQL, Valkey and Meilisearch; it includes typed REST APIs and workers, Azure OpenAI RAG with pgvector, Azure AI Speech narration and an offline-ready PWA with role-based administration.

Full technology stack

  • Go
  • Svelte
  • PostgreSQL
  • Redis
  • Cloudflare
Visual coming soon

UiPath to n8n + Puppeteer

RPA Migration

11 processes · 38 sub-processes

Designed a phased migration of 11 UiPath processes and 38 sub-processes to versioned n8n workflows. The Docker-based architecture uses three n8n workers, isolated runners, RabbitMQ and PostgreSQL, with parallel validation and a UiPath rollback path for the pilot.

  • Hono
  • N8n Streamline Icon: https://streamlinehq.com n8n n8n
  • Bun
  • +2
Read case study

Project details

RPA Migration

Project visual coming soon

Designed a phased migration of 11 UiPath processes and 38 sub-processes to versioned n8n workflows. The Docker-based architecture uses three n8n workers, isolated runners, RabbitMQ and PostgreSQL, with parallel validation and a UiPath rollback path for the pilot.

Full technology stack

  • Hono
  • N8n Streamline Icon: https://streamlinehq.com n8n n8n
  • Bun
  • Docker
  • PostgreSQL
Project preview
Gnosis Congress

Event management platform

Gnosis Congress

Secure registration for international attendees

Event-registration platform with a responsive Nuxt frontend, Tailwind CSS and PostgreSQL. The Hono API, deployed with Coolify, supports secure authentication, registration workflows and scalable delivery for international attendees.

  • TypeScript
  • Nuxt.js
  • Hono
  • +5
Read case study

Project details

Gnosis Congress

Full project preview Gnosis Congress full preview

Event-registration platform with a responsive Nuxt frontend, Tailwind CSS and PostgreSQL. The Hono API, deployed with Coolify, supports secure authentication, registration workflows and scalable delivery for international attendees.

Full technology stack

  • TypeScript
  • Nuxt.js
  • Hono
  • Tailwind
  • Cloudflare
  • Bun
  • PostgreSQL
  • N8n Streamline Icon: https://streamlinehq.com n8n n8n
Visual coming soon

Enterprise resource integration

Holded Core

Integration foundation with automated stock-sync tests

NestJS integration foundation connecting Magento 2, Shopify and Holded ERP through event-driven and adaptive-CRON processing. It establishes cross-store stock synchronization, reservations and asynchronous workflows with BullMQ, Redis and PostgreSQL.

  • NestJS
  • PostgreSQL
  • Nuxt.js
  • +2
Read case study

Project details

Holded Core

Project visual coming soon

NestJS integration foundation connecting Magento 2, Shopify and Holded ERP through event-driven and adaptive-CRON processing. It establishes cross-store stock synchronization, reservations and asynchronous workflows with BullMQ, Redis and PostgreSQL.

Full technology stack

  • NestJS
  • PostgreSQL
  • Nuxt.js
  • Redis
  • Docker
Visual coming soon

Multilingual websites · Germany, Netherlands & Romania

Gnosis International Websites

Migrated two legacy websites and built a third from scratch on a reusable multilingual Astro architecture. The result is a serverless, low-maintenance content platform for German, Dutch and Romanian audiences.

  • TypeScript
  • Astro
  • Tailwind
  • +2

Project details

Gnosis International Websites

Project visual coming soon

Migrated two legacy websites and built a third from scratch on a reusable multilingual Astro architecture. The result is a serverless, low-maintenance content platform for German, Dutch and Romanian audiences.

Full technology stack

  • TypeScript
  • Astro
  • Tailwind
  • Supabase
  • Cloudflare
Visual coming soon

Dog grooming management system

Gentlecan

Full-stack operations platform for a dog-grooming salon, with Flutter and SvelteKit clients backed by Firebase. It provides calendar management, live occupancy indicators, customer segmentation, booking, pet profiles, galleries and automated reminders.

  • Flutter
  • Svelte
  • Firebase
  • +1

Project details

Gentlecan

Project visual coming soon

Full-stack operations platform for a dog-grooming salon, with Flutter and SvelteKit clients backed by Firebase. It provides calendar management, live occupancy indicators, customer segmentation, booking, pet profiles, galleries and automated reminders.

Full technology stack

  • Flutter
  • Svelte
  • Firebase
  • TypeScript
Project preview
Multilingual Content Automation

Gnosis content workflow

Multilingual Content Automation

AI-supported localisation and publishing workflow for a large collection of Gnostic texts. The platform makes content accessible across languages while reducing manual translation and publication effort.

  • Astro
  • Tailwind
  • Strapi
  • +3

Project details

Multilingual Content Automation

Full project preview Multilingual Content Automation full preview

AI-supported localisation and publishing workflow for a large collection of Gnostic texts. The platform makes content accessible across languages while reducing manual translation and publication effort.

Full technology stack

  • Astro
  • Tailwind
  • Strapi
  • N8n Streamline Icon: https://streamlinehq.com n8n n8n
  • pnpm
  • Netlify
Visual coming soon

WordPress migration & institutional platform

IFV

Migrated a legacy WordPress website to a zero-maintenance Astro platform deployed on Cloudflare Pages. The four-language institutional site includes SEO-ready content and a Supabase-backed contact pipeline.

  • Astro
  • Cloudflare
  • Supabase

Project details

IFV

Project visual coming soon

Migrated a legacy WordPress website to a zero-maintenance Astro platform deployed on Cloudflare Pages. The four-language institutional site includes SEO-ready content and a Supabase-backed contact pipeline.

Full technology stack

  • Astro
  • Cloudflare
  • Supabase
Visual coming soon

AI-augmented campaigns

Content Alchemist

AI-augmented marketing campaign generator that transforms cleaned transcripts into multi-channel content packages for Facebook, Instagram and LinkedIn. It orchestrates Deno Deploy and Google Gemini through n8n, with Google Sheets and Apps Script as the human interface, Google Drive delivery, optional Valkey/Redis caching, and structured JSON prompts for deterministic, platform-optimised output.

  • N8n Streamline Icon: https://streamlinehq.com n8n n8n
  • TypeScript
  • Deno
  • +4

Project details

Content Alchemist

Project visual coming soon

AI-augmented marketing campaign generator that transforms cleaned transcripts into multi-channel content packages for Facebook, Instagram and LinkedIn. It orchestrates Deno Deploy and Google Gemini through n8n, with Google Sheets and Apps Script as the human interface, Google Drive delivery, optional Valkey/Redis caching, and structured JSON prompts for deterministic, platform-optimised output.

Full technology stack

  • N8n Streamline Icon: https://streamlinehq.com n8n n8n
  • TypeScript
  • Deno
  • Gemini
  • Redis
  • Alpine.js
  • Tailwind
Project preview
Portfolio Alexandre Spindola

Personal portfolio

Portfolio Alexandre Spindola

Showcased development expertise by building a modern, responsive, and high-performance personal portfolio. The project demonstrates proficiency in creating visually appealing and technically sound web applications, serving as a practical example of skills in contemporary web development practices and providing a central hub for professional information and project showcases.

  • Astro
  • Tailwind
  • Bun
  • +3

Project details

Portfolio Alexandre Spindola

Full project preview Portfolio Alexandre Spindola full preview

Showcased development expertise by building a modern, responsive, and high-performance personal portfolio. The project demonstrates proficiency in creating visually appealing and technically sound web applications, serving as a practical example of skills in contemporary web development practices and providing a central hub for professional information and project showcases.

Full technology stack

  • Astro
  • Tailwind
  • Bun
  • TypeScript
  • Deno
  • Bunny CDN

Services

AI-Enabled Product Engineering

Building reliable products and web platforms with Go, TypeScript, Svelte, Vue and modern API architecture.

  • Go, NestJS, Hono and REST/OpenAPI services
  • SvelteKit, Astro, Vue and Nuxt frontends
  • RAG, semantic retrieval and AI-assisted workflows
  • PostgreSQL, pgvector and full-text search
  • Cloudflare and GCP-ready delivery
  • Go
  • NestJS
  • Svelte
  • TypeScript
Let's discuss your project

AI & Workflow Automation

Replacing manual and legacy RPA processes with observable n8n, browser and LLM-powered workflows.

  • Self-hosted n8n, Docker workers and Cloudflare Tunnel
  • Puppeteer browser automation and DOM extraction
  • LLM classification, extraction and content pipelines
  • Queued jobs, retries and operational visibility
  • ERP, webhook and OAuth2 integrations
  • N8n Streamline Icon: https://streamlinehq.com n8n n8n
  • Node.js
  • Docker
  • JSON
Let's discuss your project

Platform Modernisation

Migrating WordPress and legacy products to multilingual, serverless platforms that are fast to operate and easy to maintain.

  • Astro content collections and Markdown workflows
  • Multilingual routing and international SEO
  • Svelte/Vue operational dashboards with SSE
  • Role-based administration and secure authentication
  • CDN-first delivery and optimised assets
  • Astro
  • Svelte
  • Vue.js
  • Cloudflare
Let's discuss your project

E-commerce & Systems Integration

Connecting commerce, ERP and internal systems through resilient middleware, queues and auditable data flows.

  • Magento 2, Shopify and Holded ERP synchronisation
  • Event-driven processing and adaptive schedules
  • Async jobs with Redis/Valkey and BullMQ
  • Data migrations, testing and health checks
  • Docker, GCP, Linux and CI/CD operations
  • NestJS
  • PostgreSQL
  • Redis
  • Docker
Let's discuss your project

Work Experience

  1. Senior Software Automation Engineer

    Value AG · Contract

    Cologne, Germany · Remote

    • Full-stack automation: Building production n8n workflows, Puppeteer browser automations and a real-time operational dashboard with Hono, HTMX and SSE.
    • LLM-enabled workflows: Developing classification, data-extraction and text-processing flows, integrating REST and webhook APIs with OAuth2.
    • AI-native delivery: Applying Claude, Codex and OpenCode to planning, debugging, code review and documentation.
    More info
  2. Full-Stack & AI Automation Engineer | Independent Contractor

    POROPO | Desarrollo de Software · Contract

    Spain · Remote

    • Merchant infrastructure: Built NestJS middleware integrating Magento 2, Shopify and Holded ERP, plus Svelte and Flutter applications backed by Firebase.
    • Reliable data flows: Designed PostgreSQL/Drizzle architecture and asynchronous processing with BullMQ and Redis.
    • Tested services: Developed Fastify REST APIs with more than 80% test coverage.
    More info
  3. Full-Stack Developer Node.js (Frontend-Focused) | Independent Contractor

    TitansDev · Contract

    Spain · Remote

    • Frontend engineering: Built responsive web applications with Vue.js, Nuxt.js and Astro, with a focus on performance and clean component architecture.
    • Backend & data layer: Managed Node.js services and databases, ensuring data integrity and secure API communication.
    • Quality: Developed Vue.js/Nuxt.js testing suites and component-debugging strategies.
    More info
  4. Freelance Web Developer & Consultant

    Self-employed

    Brazil · Remote

    • End-to-end delivery: Delivered 10+ web projects for international clients, leading the full lifecycle from requirements and architecture to deployment and ongoing maintenance.
    • Performance & SEO: Optimized websites for Core Web Vitals and page speed, including code refactoring, asset optimization and server configuration to improve search rankings and conversion.
    • CMS & no-code enablement: Customized WordPress and headless CMS setups (e.g., Strapi, Directus) to provide non-technical stakeholders with intuitive content management workflows.

Tech Stack

Frontend

  • Vue.js
  • Nuxt.js
  • Svelte
  • Astro
  • Tailwind
  • Vite
  • TypeScript

Backend, Data & APIs

  • Go
  • NestJS
  • Hono
  • Node.js
  • TypeScript
  • PostgreSQL
  • Redis

DevOps & Infra

  • Docker
  • Google Cloud
  • Cloudflare
  • AWS
  • DigitalOcean
  • Railway

Search, Queues & Realtime

  • PostgreSQL
  • Redis
  • Supabase
  • N8n Streamline Icon: https://streamlinehq.com n8n n8n

AI & Automation

  • Claude
  • Gemini
  • N8n Streamline Icon: https://streamlinehq.com n8n n8n
  • Go
  • PostgreSQL

Tooling

  • Node.js
  • Bun
  • pnpm
  • Yarn

About me

AI-Native Full-Stack Engineer building automation, AI-enabled products and web platforms. I work across product discovery, architecture, implementation and operations to turn legacy workflows into dependable systems.

Based in Cologne, Germany · Spanish EU citizen · GCP Associate Cloud Engineer · MBA in Software Engineering (USP)

AI & Automation: Azure OpenAI, RAG, pgvector, embeddings, structured outputs, n8n, Puppeteer and event-driven workflows
Full-Stack: Go, NestJS, Hono, SvelteKit, Astro, Vue/Nuxt, PostgreSQL, typed SQL and OpenAPI
Cloud & Reliability: GCP, Docker, Cloudflare, CI/CD, queues, workers, retries and distributed locks
Integrations: Magento 2, Shopify, Holded ERP, OAuth, GDPR-aware flows and headless CMS

Alexandre Spindola

Ready to modernise your product or operations?

Let's discuss an AI-enabled product, automation workflow, or platform modernisation project.