Fernando Millan
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Full-Stack Engineer building production-ready SaaS applications

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© 2026 Fernando Millan. All rights reserved.

 Full-Stack Engineer Building Production-Ready SaaS

Specializing in Next.js, NestJS, TypeScript, and real-time collaboration systems. I build scalable, production-ready applications with clean architecture and type safety.

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Featured Projects

Three production-ready SaaS applications showcasing full-stack and AI engineering expertise

TeamFlow

Production-Ready SaaS Collaboration Platform

A comprehensive team collaboration platform featuring real-time updates, role-based access control, task management with Kanban/List views, Socket.io-powered presence indicators, and complete audit logging. Built with Next.js 15, NestJS, PostgreSQL, Redis, and deployed with Docker.

Next.js 15
NestJS
TypeScript
Socket.io
PostgreSQL
Prisma
Redis
CASL
Docker
Tailwind
Read full case study →

DevCollab

Developer Collaboration Platform

A platform for developer teams combining code snippets with Shiki syntax highlighting, Markdown posts with react-markdown, full-text search via Postgres tsvector, threaded discussions, emoji reactions, and @mention notifications.

Next.js 15
NestJS
TypeScript
PostgreSQL
Prisma
react-markdown
Shiki
Docker
Tailwind
Read full case study →

AI SDR

AI Sales Development Representative System

A standalone AI SDR replacement system using the Claude API for lead qualification, CRM enrichment, and personalized cold email generation. Features real-time SSE token streaming, Zod structured outputs at temperature 0, and a pre-seeded demo with ICP scores across 8 industries.

Next.js 16
NestJS
TypeScript
Claude API
Prisma
PostgreSQL
SSE
Docker
Tailwind
Read full case study →
30+
Features Built
Real-Time
Collaboration
Production
Ready Code