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Juan Diego Gómez

Full-Stack / Python Software Engineer

Madrid, España · +34 608 253 656 · jd.oficial111@gmail.com

Full-stack software engineer specializing in backend systems, hospitality integrations, and payment automation. I design scalable APIs and distributed services with Python, Docker, Kubernetes, PostgreSQL and cloud infrastructure — and increasingly, I put LLM agents on top of them.

Skills

Backend
Python · FastAPI · .NET · Flask · REST APIs · OAuth2
Frontend
Angular · JavaScript · TypeScript
Infrastructure
Docker · Kubernetes · CI/CD · Microservices · Kafka
Cloud
Oracle Cloud (OCI) · GCP · AWS · Azure
Databases
PostgreSQL · SQL · MongoDB
Systems / Domain
Opera Cloud · OHIP · PMS / CRM / POS · Salesforce
AI / Automation
OpenAI API · MCP tool systems · LLM agent workflows · ElevenLabs speech pipelines · Retrieval pipelines

Experience

Room Mate Hospitality Group Full Stack Software Engineer

2026 – Present

Enterprise hospitality integrations across the Oracle Opera Cloud ecosystem (OHIP) and Salesforce CRM, owning the architecture that connects PMS and CRM platforms.

  • Designed and owned the integration architecture between Oracle Opera Cloud PMS (OHIP) and Salesforce CRM: real-time sync of guest profiles, reservations, loyalty data and customer lifecycle information.
  • Built an MCP tool layer exposing hotel operational systems to LLM agents via structured APIs, enabling agent-driven booking, guest and service operations.
  • Integrated ElevenLabs voice agents into hotel operations for real-time conversational staff-facing and guest-facing interfaces.

Mastel Hospitality Full Stack Software Engineer

2023 – 2026

Automation and payment systems for international hotel chains including Marriott, Atlantis and Pestana, focused on reservations and guest profile workflows.

  • Designed Python services for credit-card check-in and deposit capture between FreedomPay and Opera Cloud PMS.
  • Built idempotent REST APIs and event-driven jobs (Docker + Kubernetes on OCI) for real-time reconciliation.
  • Created invoice and tax automation pipelines for hospitality groups including Homa Apartments and Pestana Hotels.

Vice Resell (Acquired) Founder / CTO

2023 – 2026

An AI-driven marketplace automation platform serving 10,000+ users — pricing recommendations, listing generation and negotiation messaging.

  • Shipped LLM-powered systems combining OpenAI APIs with rule-based guardrails for reliability and controllability in production.
  • Engineered automation pipelines for listing generation, pricing optimization and messaging workflows.
  • Grew to 10,000+ users before acquisition.

Odyn AI Sales Engineer (Remote)

2022 – 2023

Supported development and deployment of a speech-to-text and meeting summarisation product with Zoom and Teams integrations.

  • Ran technical deployments and integration work for Zoom/Teams customers.
  • Bridged customer requirements and the engineering roadmap for STT pipelines.

Projects

Vice Resell Founder / CTO

2023 – 2026 · acquired

Marketplace automation for 10,000+ resellers: listings from photos, pricing off live comparables and negotiation messaging, sold as a €20/month community on Whop.

  • Python around OpenAI APIs with deterministic price and inventory guardrails.
  • Apparel data: sizing and colourway normalisation, condition grading, counterfeit signals.
  • 5.0 ★ over 426 public reviews; acquired in 2026.
Whop listing

ODYN AI Sales engineer

2022 – 2023

A Silicon Valley AI company whose product listens to sales calls on Zoom, Google Meet and Microsoft Teams and learns from each one — reading client attitude, surfacing company intelligence and feeding it back to the team.

  • Speech-to-text and meeting summaries deployed into Zoom and Teams.
  • Sentiment and attitude signals per call, turned into coaching for the sales floor.
  • Sold and scoped the integrations customers actually ran.

Instagram bot detection Bachelor thesis

2022

My degree project: a classifier that separates automated Instagram accounts from real people using public profile, posting and engagement signals.

  • Feature set built from posting cadence, follower/following ratios, caption reuse and engagement shape.
  • Labelled dataset, train/test split and a supervised model scored on precision and recall, not raw accuracy.
  • The interesting part is the cost asymmetry: flagging a real person is worse than missing a bot.

Education