Mario Roy
Cornejo Bellido

About

Professional with 3 years in process optimization and business analysis. At CR Cobranzas, implemented with Claude Code a SQL database that replaced spreadsheets in a legacy process and automated data consolidation for ISO reports. At INDRA, cut the QA cycle by 90% with no additional budget. Best fit: Business Analyst, Operations Analyst, or Growth Operations Specialist.

Education

Bachelor's in Business Administration · Universidad Privada San Juan Bautista, Ica, Peru — SUNEDU-certified · Dec 2022

Certifications

• English B2 First (Cambridge)
• MOS Associate (in progress)
• CS50 SQL, Harvard (module 2)
• Basic Japanese I (APJ)

Skills

Advanced Excel, Power Query, Google Workspace, Adobe CC, Claude Code, Linux, Docker, Python (basic), SQL (CS50 Harvard, module 2). Languages: native English, native Spanish, basic Japanese.

Projects

Pajaritos — Bird Photography Gallery

Static bird-photography gallery site, self-built with no external dependencies.

Reporting automation

Migrated reporting from Excel Power Query to SQL + Python/scraping; cut the QA cycle from 4+ hours to ~25 minutes. Try the live demo →

Garabatos — Scratch Board

Scratch a black surface to reveal color underneath and leave your drawing in a public gallery. Canvas 2D + Supabase, no custom backend.

GoGoLogo — Arcade Game

Galaga-style arcade shooter where drawings from the Garabatos gallery become your ship and the enemies. Phaser + TypeScript, keyboard and touch controls, and an online leaderboard.

Notes

• Digital Channels Assistant · CR Cobranzas, Lima, Peru Mar 2026 – present
  • Digital transformation with Claude Code: SQL database for the legacy communications process.
  • Independence from spreadsheets: custom SQL built for the team and fast reporting with Python/scraping.
  • Automation of data consolidation for ISO reports.
  • Control of sensitive records through search and filtering with Power Query.
  • Ran mass sends across digital channels and resolved bottlenecks in the operational workflow.
• Quality Assurance Analyst · INDRA Servicios Peru Oct 2025 – Jan 2026

  Cut the QA cycle from 4+ hours to ~25 minutes (90% faster); redesigned the process with no additional budget.

• Administrative Assistant & Marketing Designer · Clínica Veterinaria Mi Mascota, Ica, Peru May 2022 – Oct 2024

  Produced management reporting for decision-making; redesigned branding and managed social media.

• Supervision & Coordination Specialist · Marketing Alterno, Ica, Peru Nov – Dec 2024
• Front Desk Receptionist · Hotel Matryoshka, Ica, Peru Dec 2019 – Mar 2020

Resume

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