Senior n8n Developer

Hey, I'm Alexandre

Senior AI Automation Engineer and Full Stack with an MBA in Software Engineering, crafting intelligent solutions that bridge the gap between complex business challenges and elegant automation. I build production systems with TypeScript, NestJS, and n8n workflows, leveraging modern frameworks like Vue.js/Nuxt.js, Svelte, and Hono to create seamless user experiences. Specialized in AI automation, browser automation, and scalable full-stack architecture that powers enterprise-grade solutions. GCP Certified cloud engineer ready for production deployments.

Services

Enterprise & Web App Development

Building scalable, production-ready applications combining modern frontend frameworks with robust backend architectures (Node.js & NestJS).

  • Enterprise Backend (NestJS & Node.js)
  • Modern Frontend (Vue.js, Nuxt & Svelte)
  • Cloud-Native Architectures (GCP Certified)
  • RESTful API Design & Implementation
  • Secure & Scalable Database Design
NestJS Nuxt.js Svelte TypeScript +1 more
Let's discuss your project

Business Automation (n8n)

Orchestrating complex workflows to reduce manual operational overhead, integrating ERPs, CRMs, and internal systems.

  • Workflow Orchestration with n8n
  • Reduction of manual data entry tasks
  • ERP & E-commerce Synchronization
  • Automated Reporting & Alerting
  • Error Handling & Retry Mechanisms
N8n Streamline Icon: https://streamlinehq.com n8n n8n Node.js Docker JSON +1 more
Let's discuss your project

Internal Tools & Dashboards

Developing custom administrative interfaces and control panels to empower support teams and improve operational decision-making.

  • Real-time Data Visualization
  • Custom Admin Panels (Vue/Svelte)
  • Role-Based Access Control (RBAC)
  • Interactive Reporting Tools
  • User-Centric UI/UX Design
Svelte Vue.js Nuxt.js Tailwind +2 more
Let's discuss your project

System Integration & Cloud Ops

Connecting disparate systems into a unified ecosystem, ensuring data integrity and leveraging Google Cloud Platform services.

  • Legacy System Integration
  • Cloud Infrastructure Management (GCP)
  • Data Migration & Synchronization
  • Serverless Functions Deployment
  • Continuous Integration/Deployment (CI/CD)
Google Cloud Kubernetes Terraform Redis +1 more
Let's discuss your project

Tech Stack

Frontend

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

Backend & APIs

  • NestJS
  • Node.js
  • TypeScript
  • N8n Streamline Icon: https://streamlinehq.com n8n n8n
  • JSON
  • Hono
  • PostgreSQL

DevOps & Infra

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

Databases & Realtime

  • PostgreSQL
  • Redis
  • Supabase

AI & Automation

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

Tooling

  • Node.js
  • Bun
  • pnpm
  • Yarn

Work Experience

  1. •

    Senior n8n Developer / Automation Engineer

    VALUE AG (via Upper) · Contract

    Cologne, North Rhine-Westphalia, Germany · Remote

    • Complex n8n workflows: Designing and implementing production-grade automation workflows using self-hosted n8n with Docker, workers, and Cloudflare Tunnel for enterprise clients.
    • Full-stack automation solutions: Building comprehensive browser automation with Puppeteer, integrating with TypeScript/Node.js backends and Vue.js frontends for complete automation pipelines.
    • AI-powered workflows: Developing intelligent automation systems using LLM integrations (Claude, Gemini, OpenAI) for classification, data extraction, text processing, and automated decision support.
    • Enterprise integrations: Creating robust REST, SOAP, and webhook integrations with strong OAuth2 handling, connecting disparate systems while maintaining full-stack architecture standards.
    More info
  2. •

    Full-Stack Developer (Backend-Focused) | Independent Contractor

    POROPO | Desarrollo de Software · Contract

    Barcelona · Remote

    • Cross-platform delivery: Designed and implemented an admin dashboard in Svelte and a client-facing app in Flutter, both backed by a scalable Firebase backend to support multi-tenant growth and rapid feature delivery.
    • E-commerce/ERP integrations: Developed robust TypeScript/Node.js services to synchronize data between ERP systems (Holded) and e-commerce platforms (Magento/Shopify), ensuring consistent, reliable and auditable data flows.
    • Automation at scale: Orchestrated n8n workflows to automate repetitive administrative and operational processes, drastically reducing manual data entry and lowering the risk of human error.
    • Technical ownership: Provided hands-on support for API connectivity, authentication flows and database management, proactively troubleshooting production issues to keep integrations stable and performant.
    More info
  3. •

    Full-Stack Developer (Vue.js/Node.js) | Independent Contractor

    TitansDev · Contract

    Ourense, Galicia, Spain · Remote

    • Frontend engineering: Built and maintained responsive web applications using Vue.js and Nuxt.js, focusing on performance, accessibility and clean component architecture.
    • Backend & data layer: Managed Node.js backend services and databases, ensuring high availability, data integrity and secure API communication for client projects.
    • Client-facing delivery: Acted as the primary technical point of contact, handling bug fixing, small feature requests and user support to keep production environments stable.
    More info
  4. •

    Freelance Web Developer & Consultant

    Self-employed

    International Clients · 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.
  5. •

    Licensed Clinical Psychologist

    Self-employed

    Remote

    • Developed advanced skills in active listening, complex problem diagnostics, and structured communication under pressure: directly applicable to stakeholder management, technical discovery, and cross-functional collaboration in software teams.
    • Independent practice alongside other professional roles (2018–2020).
  6. •

    Digital Operations & Data Analyst

    State Bank

    On-site

    • Ad platform operations: Managed configuration and budget allocation for Google Ads and Meta Ads, ensuring campaigns followed technical and compliance requirements.
    • Data analysis & reporting: Consolidated large datasets from ad platforms into Excel/Google Sheets to generate ROI and performance reports for management decision-making.
    • Tracking & instrumentation: Collaborated with IT teams to implement and debug GTM tags and tracking pixels, securing accurate attribution and analytics data.
  7. •

    Corporate & Retail Banking Agent

    State Bank

    On-site

    • Client relationship management: Managed accounts for corporate (PJ) and individual (PF) clients, resolving operational and financial requests under strict SLAs.
    • Risk and compliance operations: Handled sensitive documentation, performed fraud-prevention checks and executed system data entry with high accuracy.
    • Frontline problem solving: Served as first point of contact for complex client issues, requiring diplomacy, clear communication and fast, reliable resolution.

Key Projects

Gnostic Congress Spain 2026 - Full Stack Web App | 2025

Gnostic Congress Spain 2026 - Full Stack Web App | 2025

  • TypeScript
  • Nuxt.js
  • Tailwind
  • Cloudflare
  • Bun
  • Hono
  • PostgreSQL
  • N8n Streamline Icon: https://streamlinehq.com n8n n8n
Developed a comprehensive event registration platform for the international Gnostic Congress Spain 2026, built with a modern tech stack. The system features a responsive Nuxt.js frontend with Tailwind CSS deployed on Cloudflare Workers, powered by a Hono.js API backend with Coolify. Leverages PostgreSQL for secure attendee data management and integrates with n8n for workflow automation. Built with TypeScript for type safety and Bun for optimized performance, the platform streamlines the entire registration process while ensuring scalability for international attendees.
Envirometrics - Portfolio Project | 2025

Envirometrics - Portfolio Project | 2025

  • TypeScript
  • Vue.js
  • Tailwind
  • DaisyUI
  • Cloudflare
  • Bun
Portfolio project: Developed a modern environmental monitoring dashboard with Vue 3 and TypeScript, featuring a clean, responsive interface for tracking weather conditions across multiple locations. The application displays real-time metrics including temperature, humidity, pressure, and precipitation through intuitive data visualization components. Built with Tailwind CSS and DaisyUI for a polished UI, Pinia for state management, and integrates seamlessly with the Open-Meteo API. Optimized for performance with Bun and Vite, this project demonstrates expertise in creating modern, data-driven web applications with smooth interactions and professional design.
Content Alchemist - AI-Augmented Campaigns | 2025

Content Alchemist - AI-Augmented Campaigns | 2025

  • TypeScript
  • N8n Streamline Icon: https://streamlinehq.com n8n n8n
  • Deno
  • Redis
  • Tailwind
  • JSON
  • Google Cloud
Built an AI-augmented marketing campaign generator that transforms cleaned transcripts into multi-channel content packages for Facebook, Instagram, and LinkedIn. The system orchestrates Deno Deploy (text sanitization) and Google Gemini (generation) via n8n, uses Google Sheets + Apps Script as the human interface, and delivers organized assets to Google Drive. Optional Valkey/Redis caching prevents duplicate processing and controls costs, while structured JSON prompts ensure deterministic, platform-optimized output.
HeroChat - Heroku Go Chat | 2025

HeroChat - Heroku Go Chat | 2025

  • Go
  • Heroku
  • Claude
  • JSON
Developed a Go CLI tool for interacting with advanced AI models via Heroku, enabling developers to send prompts and receive real-time responses from Claude 4 Sonnet in the terminal. Features include persistent conversation history, tagging, and interactive navigation. Built with Cobra for user-friendly commands and colorized output, Heroku Go Chat showcases expertise in Go, API integration, and developer-focused tool-building.
Job Tracker Deutschland | 2025

Job Tracker Deutschland | 2025

  • TypeScript
  • React
  • Tailwind
  • Hono
  • Bun
  • Vite
  • Railway
  • Netlify
Addressed the challenge of a fragmented job market by creating a centralized platform that aggregates opportunities directly from the German Federal Employment Agency. The solution provides job seekers with a single, reliable source for tech roles, featuring an intuitive, modern interface with advanced search filters to simplify and accelerate the job search process. The platform enhances user experience by offering clear application pathways, even for listings without direct links, ensuring a seamless journey from discovery to application.
Enterprise E-commerce Integration Platform | 2025

Enterprise E-commerce Integration Platform | 2025

  • NestJS
  • PostgreSQL
  • Nuxt.js
  • Redis
  • Docker
Developed robust TypeScript/Node.js services to synchronize data between ERP systems (Holded) and e-commerce platforms (Magento/Shopify), ensuring consistent, reliable and auditable data flows. The solution implements an event-driven integration architecture that provides real-time, bidirectional synchronization of inventory, orders, and product data. This automation eliminates manual data entry, prevents overselling, and streamlines operations by implementing complex business logic for inventory management and automated invoicing, leading to significant gains in operational efficiency.
AI-Powered Multilingual Content Automation | 2025

AI-Powered Multilingual Content Automation | 2025

  • Astro
  • Tailwind
  • Strapi
  • N8n Streamline Icon: https://streamlinehq.com n8n n8n
  • pnpm
  • Netlify
Overcame the language barrier for a global audience by building an intelligent platform to translate and publish a vast collection of gnostic manuscripts. The solution automates the localization process for over 100 languages using AI, making scholarly content accessible worldwide. This approach drastically reduces manual translation efforts and costs, ensuring that new and updated content is efficiently distributed to a global community of researchers and readers through a high-performance, easy-to-navigate website.
TitansDev Agency Website | 2024

TitansDev Agency Website | 2024

  • Nuxt.js
  • Tailwind
  • Sass
  • Strapi
  • Yarn
  • TypeScript
  • Supabase
  • N8n Streamline Icon: https://streamlinehq.com n8n n8n
  • Cal.com
  • Evolution API
  • Netlify
Established a strong digital presence for a software development agency by creating a modern, high-performance website to showcase its services. The site was designed to attract and convert potential clients with a bold, professional aesthetic and a seamless user experience. To streamline client acquisition, an integrated scheduling system with automated notifications was implemented, allowing leads to book consultations directly, improving the lead-to-client conversion funnel.
Portfolio Alexandre Spindola | 2024

Portfolio Alexandre Spindola | 2024

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

About me

Senior Full-Stack & AI Automation Engineer building production systems with TypeScript, NestJS, Vue.js, and n8n workflows. Specialized in AI automation, e-commerce integrations, and scalable full-stack architecture.

MBA in Software Engineering (USP) · 10+ years background in psychology and financial operations

AI & Automation: n8n workflows, LLM integration (Claude, Gemini, OpenAI), browser automation (Puppeteer), multi-agent systems, RAG pipelines
Full-Stack: NestJS, Vue.js/Nuxt.js, SvelteKit, Astro, PostgreSQL, Drizzle ORM, BullMQ/Redis, TypeScript
Cloud & DevOps: GCP (Certified), Docker, CI/CD, self-hosting, production-grade environments
E-commerce: Magento 2, Shopify, ERP integrations, headless CMS

Alexandre Spindola

Ready to turn your ideas into reality?

Let's discuss how I can help boost your business with innovative technological solutions.

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