Open to opportunities

Facu Pelli

@facupelli

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Full Stack Developer building multi-tenant B2B SaaS with Node.js, React, Next.js.

Argentina

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What I'm looking for

I’m looking to build B2B, multi-tenant web products—especially conversational automation with RAG/AI—while owning end-to-end delivery and mentoring as a Team Lead.

Full Stack Developer with 3+ years of experience building scalable B2B SaaS platforms, specializing in backend systems, automation, and integrations.

Experience

Work history, roles, and key accomplishments

Current

Full Stack Developer / Team Lead

Current

Fidooo Engineering

Jun 2023 - Present (3 years 1 month)

Built a multi-tenant SaaS platform that turned WhatsApp into an operational channel for B2B businesses. When synchronous processing caused delays and duplicate events, I led the migration to NestJS, Cloud Run, and Pub/Sub, improving reliability and scalability while coordinating two developers.

Full Stack Developer

Guanaco Rental

Jan 2022 - Feb 2023 (1 year 1 month)

Developed a rental management platform for bookings, customers, inventory, and availability. To replace manual follow-ups and fragmented communication, I integrated the Gmail API, centralizing customer conversations and reducing administrative work.

Next.js Prisma PostgreSQL REST APIs