Atahualpa Montivero

Available for full-time roles and freelance work

Atahualpa Montivero

@atahualpa011

Software Developer · Full-Stack · Business Applications

Argentina

Full-stack software developer based in Mar del Plata, Argentina. I build business applications end to end, from interfaces and APIs to data models, integrations and deployment. My recent work includes offline-first mobile workflows, enterprise system integrations and applied AI tools.

Professional Summary

End-to-end development grounded in real workflows.

Computer Science graduate and full-stack developer with professional experience building end-to-end business software. I work across frontend, backend, APIs, databases and integrations, with hands-on experience in mobile/offline-first applications, automation and applied AI.

I enjoy turning operational problems into software that people can actually use, with particular interest in business applications, internal tools, backend/full-stack development and systems integration.

Professional Experience

Software Developer

Mayorista El Gauchito

Jul 2026 — Sep 2026 · Mar del Plata, Argentina

Professional experience

Developed and maintained internal business applications used to digitize commercial and administrative workflows, working across frontend, backend, databases, mobile delivery and integrations with existing enterprise systems.

  • Developed and maintained internal applications for commercial and administrative workflows, working end to end across frontend, backend, data and integrations.
  • Contributed to a customer loyalty ecosystem composed of an offline-first Android field application, an administrative web panel and a customer-facing PWA/mobile application.
  • Implemented REST APIs, QR workflows, offline synchronization, routing flows, customer data operations and integrations with enterprise systems and external validation services.
  • Contributed to an HR recruiting platform with AI-assisted resume analysis, candidate-to-role matching, recruitment tracking and interview scheduling.
  • Worked with automated testing, cloud deployments and managed Android application distribution.

Barcode Product Lookup Tool

Extended an internal barcode-scanning application used to retrieve product information from company business data sources.

Internal Tools

Built additional tools for analytics, HR workflows, data comparison and operational support.

Selected Professional Work

Customer Loyalty & Field Operations Platform

Professional work · Private code

A multi-application platform designed to support customer acquisition and loyalty operations. It combines an offline-first field application for promoters, an administrative web panel for validation and business-system operations, and a customer-facing application for digital credentials, purchases, promotions and benefits.

Field App Administrative Panel / API ERP + Internal Business Data
Customer App API / Business Data
Offline-firstAndroidReact / ViteNode.js REST APIsSQL Server / SQLiteQR workflowsIdempotent sync Routing / GeolocationAutomated testsPWA / CapacitorCloud deployment

Technical Stack

Tools I use to build and deliver software.

Frontend

React Vite Astro JavaScript TypeScript HTML CSS Tailwind CSS

Backend & Data

Node.js Express REST APIs SQL Server MySQL SQLite Python PHP Java

Platforms & Tools

Git GitHub Docker Android Capacitor PWA Vercel

AI & Automation

LLMs Chatbots AI-assisted workflows Automation

Personal & Client Projects

Selected work beyond my professional experience.

Project 01

Mi Finanzas

Final degree project

A personal finance platform developed as my final degree project, focused on financial organization, product usability and full-stack application design.

JavaScriptReactNode.jsMySQL
Project 02

di Bullone Web

Client work

Website delivered for a real client, focused on responsive design, maintainability and production delivery.

AstroReactTypeScript
Project 03

Industrial Park Web Application

Supervised professional practice

Responsive web application delivered for a real institutional need, where I worked as Scrum Master, analyst and developer.

PHPJavaScriptMySQLResponsive Web App

How I Work

Practical decisions, reliable delivery.

  • Understand the workflow before choosing the implementation.
  • Prefer simple architectures that solve the real operational problem.
  • Treat offline states, failures, validation and data consistency as product requirements.
  • Use AI tools to accelerate development while keeping technical decisions and validation under control.

Outside that core, I continue building personal products and exploring game development as a long-term technical interest.

GitHub Activity

A complementary view of my public work.

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Contact

Let's build something useful.

I am available for full-time software development roles and selected freelance projects.