Juan Diego GómezFull-Stack Software Engineer · Madrid, Spain

Experience

Five stops so far. It starts with a summer in infrastructure sales and ends with systems that have to exchange real data. The project write-ups live on the projects page.

RMRoom Mate Hospitality Group

2026 – Present

Full Stack Software Engineer

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.

Stack: Python · OHIP · Salesforce · MCP · ElevenLabs · OCI

MHMastel Hospitality

2023 – 2026

Full Stack Software Engineer

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.

Stack: Python · FastAPI · Kubernetes · FreedomPay · Opera Cloud · PostgreSQL

VRVice Resell (Acquired)

2023 – 2026

Founder / CTO

An AI-driven marketplace for second-hand clothes, with a warehouse, a shop, and software for pricing, listings, and buyer messages. It reached more than 10,000 users, and was acquired.

  • 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.
  • Ran the warehouse, where the clothes were sorted, and the shop, where they hung on the racks. Both rooms are in the project pictures.
  • Grew to 10,000+ users before acquisition.

Stack: Python · OpenAI API · Marketplace APIs · Automation

ODOdyn AI

2022 – 2023

Sales Engineer (Remote)

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.

Stack: Speech-to-text · Zoom API · Teams API

LNLenovo

Jul 2022 – Aug 2022

Student / Intern, Infrastructure and Solutions Group (Sales)

First internship, in Madrid. A month with the datacenter and infrastructure sales group, next to the people who sell servers, storage, and the rest of that stack.

  • Supported client managers and overlay teams as they lined up infrastructure opportunities in enterprise and public-sector accounts.
  • Watched a deal go through review: the product set, the pipeline, and the numbers the team was measured on.
  • Kept notes and the reporting tools tidy so the sales effort stayed coordinated.

Stack: Infrastructure sales · Datacenter · Pipeline reporting

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Last updated 18 October 2026.